Fontbakery Technical Report

If you think a check is flawed or have an idea for a check, please file an issue at https://github.com/fonttools/fontbakery/issues and remember to include a pointer to the repo and branch you're checking.

Summary

💥 ERROR 🔥 FAIL ⚠️ WARN ⏩ SKIP ℹ️ INFO ✅ PASS
0 23 35 83 17 307
0% 6% 9% 22% 4% 81%

Note: The following loglevels were omitted in this report: SKIP, INFO, PASS, DEBUG

Meaning of check results:

If you get ERRORs, please help us improve the tool by reporting them at our issue tracker.

(but other kinds of bug reports and/or feature requests are also always welcome, of course!)

FontBakery version: 0.9.2

Section: Google Fonts

🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥🔥⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⚠️⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️ℹ️

Does DESCRIPTION file contain broken links?

Check ID: <FontBakeryCheck:com.google.fonts/check/description/broken_links>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    The following links are broken in the DESCRIPTION file: http://www.google.com/fonts/specimen/Source+Sans+Pro (status code: 404) [code: broken-links]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    The following links are broken in the DESCRIPTION file: http://www.google.com/fonts/specimen/Source+Sans+Pro (status code: 404) [code: broken-links]

Check Google Fonts glyph coverage.

Check ID: <FontBakeryCheck:com.google.fonts/check/glyph_coverage>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    Missing required codepoints:

    - 0x0312 (COMBINING TURNED COMMA ABOVE)
    

    [code: missing-codepoints]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    Missing required codepoints:

    - 0x0312 (COMBINING TURNED COMMA ABOVE)
    

    [code: missing-codepoints]

Check for codepoints not covered by METADATA subsets.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/unreachable_subsetting>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    The following codepoints supported by the font are not covered by any subsets defined in the font's metadata file, and will never be served. You can solve this by either manually adding additional subset declarations to METADATA.pb, or by editing the glyphset definitions.

    • U+02B0 MODIFIER LETTER SMALL H: not included in any glyphset definition
    • U+02B2 MODIFIER LETTER SMALL J: not included in any glyphset definition
    • U+02B3 MODIFIER LETTER SMALL R: not included in any glyphset definition
    • U+02B7 MODIFIER LETTER SMALL W: not included in any glyphset definition
    • U+02B8 MODIFIER LETTER SMALL Y: not included in any glyphset definition
    • U+02BE MODIFIER LETTER RIGHT HALF RING: not included in any glyphset definition
    • U+02BF MODIFIER LETTER LEFT HALF RING: not included in any glyphset definition
    • U+02C7 CARON: try adding one of: tifinagh, yi, canadian-aboriginal
    • U+02C8 MODIFIER LETTER VERTICAL LINE: not included in any glyphset definition
    • U+02C9 MODIFIER LETTER MACRON: not included in any glyphset definition
    • U+02CA MODIFIER LETTER ACUTE ACCENT: not included in any glyphset definition
    • U+02CB MODIFIER LETTER GRAVE ACCENT: not included in any glyphset definition
    • U+02CC MODIFIER LETTER LOW VERTICAL LINE: not included in any glyphset definition
    • U+02D8 BREVE: try adding one of: yi, canadian-aboriginal
    • U+02D9 DOT ABOVE: try adding one of: yi, canadian-aboriginal
    • U+02DB OGONEK: try adding one of: yi, canadian-aboriginal
    • U+02DD DOUBLE ACUTE ACCENT: not included in any glyphset definition
    • U+02E1 MODIFIER LETTER SMALL L: not included in any glyphset definition
    • U+02E2 MODIFIER LETTER SMALL S: not included in any glyphset definition
    • U+02E3 MODIFIER LETTER SMALL X: not included in any glyphset definition
    • U+0302 COMBINING CIRCUMFLEX ACCENT: try adding one of: coptic, math, cherokee, tifinagh
    • U+0306 COMBINING BREVE: try adding one of: tifinagh, old-permic
    • U+0307 COMBINING DOT ABOVE: try adding one of: tai-le, math, syriac, canadian-aboriginal, malayalam, old-permic, coptic, tifinagh
    • U+030A COMBINING RING ABOVE: try adding syriac
    • U+030B COMBINING DOUBLE ACUTE ACCENT: try adding one of: osage, cherokee
    • U+030C COMBINING CARON: try adding one of: tai-le, cherokee
    • U+031B COMBINING HORN: not included in any glyphset definition
    • U+0324 COMBINING DIAERESIS BELOW: try adding one of: cherokee, syriac
    • U+0326 COMBINING COMMA BELOW: not included in any glyphset definition
    • U+0327 COMBINING CEDILLA: not included in any glyphset definition
    • U+0328 COMBINING OGONEK: not included in any glyphset definition
    • U+032E COMBINING BREVE BELOW: try adding syriac
    • U+0331 COMBINING MACRON BELOW: try adding one of: caucasian-albanian, syriac, cherokee, gothic, tifinagh
    • U+1D43 MODIFIER LETTER SMALL A: not included in any glyphset definition
    • U+1D47 MODIFIER LETTER SMALL B: not included in any glyphset definition
    • U+1D48 MODIFIER LETTER SMALL D: not included in any glyphset definition
    • U+1D49 MODIFIER LETTER SMALL E: not included in any glyphset definition
    • U+1D4D MODIFIER LETTER SMALL G: not included in any glyphset definition
    • U+1D4F MODIFIER LETTER SMALL K: not included in any glyphset definition
    • U+1D50 MODIFIER LETTER SMALL M: not included in any glyphset definition
    • U+1D52 MODIFIER LETTER SMALL O: not included in any glyphset definition
    • U+1D56 MODIFIER LETTER SMALL P: not included in any glyphset definition
    • U+1D57 MODIFIER LETTER SMALL T: not included in any glyphset definition
    • U+1D58 MODIFIER LETTER SMALL U: not included in any glyphset definition
    • U+1D5B MODIFIER LETTER SMALL V: not included in any glyphset definition
    • U+1D9C MODIFIER LETTER SMALL C: not included in any glyphset definition
    • U+1DA0 MODIFIER LETTER SMALL F: not included in any glyphset definition
    • U+1DBB MODIFIER LETTER SMALL Z: not included in any glyphset definition
    • U+2003 EM SPACE: try adding nushu
    • U+2004 THREE-PER-EM SPACE: not included in any glyphset definition
    • U+2005 FOUR-PER-EM SPACE: not included in any glyphset definition
    • U+2006 SIX-PER-EM SPACE: not included in any glyphset definition
    • U+2007 FIGURE SPACE: not included in any glyphset definition
    • U+200A HAIR SPACE: not included in any glyphset definition
    • U+2010 HYPHEN: try adding one of: lisu, sora-sompeng, yi, kaithi, kharoshthi, syloti-nagri, kayah-li, sundanese, cham, coptic
    • U+2012 FIGURE DASH: not included in any glyphset definition
    • U+2015 HORIZONTAL BAR: try adding adlam
    • U+2021 DOUBLE DAGGER: try adding adlam
    • U+2025 TWO DOT LEADER: try adding phags-pa
    • U+202F NARROW NO-BREAK SPACE: try adding one of: mongolian, yi
    • U+2030 PER MILLE SIGN: try adding adlam
    • U+203C DOUBLE EXCLAMATION MARK: not included in any glyphset definition
    • U+2047 DOUBLE QUESTION MARK: not included in any glyphset definition
    • U+2048 QUESTION EXCLAMATION MARK: try adding mongolian
    • U+2049 EXCLAMATION QUESTION MARK: try adding mongolian
    • U+2070 SUPERSCRIPT ZERO: not included in any glyphset definition
    • U+2071 SUPERSCRIPT LATIN SMALL LETTER I: not included in any glyphset definition
    • U+2075 SUPERSCRIPT FIVE: not included in any glyphset definition
    • U+2076 SUPERSCRIPT SIX: not included in any glyphset definition
    • U+2077 SUPERSCRIPT SEVEN: not included in any glyphset definition
    • U+2078 SUPERSCRIPT EIGHT: not included in any glyphset definition
    • U+2079 SUPERSCRIPT NINE: not included in any glyphset definition
    • U+207D SUPERSCRIPT LEFT PARENTHESIS: not included in any glyphset definition
    • U+207E SUPERSCRIPT RIGHT PARENTHESIS: not included in any glyphset definition
    • U+207F SUPERSCRIPT LATIN SMALL LETTER N: not included in any glyphset definition
    • U+2080 SUBSCRIPT ZERO: not included in any glyphset definition
    • U+2081 SUBSCRIPT ONE: not included in any glyphset definition
    • U+2082 SUBSCRIPT TWO: not included in any glyphset definition
    • U+2083 SUBSCRIPT THREE: not included in any glyphset definition
    • U+2084 SUBSCRIPT FOUR: not included in any glyphset definition
    • U+2085 SUBSCRIPT FIVE: not included in any glyphset definition
    • U+2086 SUBSCRIPT SIX: not included in any glyphset definition
    • U+2087 SUBSCRIPT SEVEN: not included in any glyphset definition
    • U+2088 SUBSCRIPT EIGHT: not included in any glyphset definition
    • U+2089 SUBSCRIPT NINE: not included in any glyphset definition
    • U+208D SUBSCRIPT LEFT PARENTHESIS: not included in any glyphset definition
    • U+208E SUBSCRIPT RIGHT PARENTHESIS: not included in any glyphset definition
    • U+2117 SOUND RECORDING COPYRIGHT: not included in any glyphset definition
    • U+2120 SERVICE MARK: not included in any glyphset definition
    • U+2126 OHM SIGN: not included in any glyphset definition
    • U+212E ESTIMATED SYMBOL: not included in any glyphset definition
    • U+2153 VULGAR FRACTION ONE THIRD: not included in any glyphset definition
    • U+2154 VULGAR FRACTION TWO THIRDS: not included in any glyphset definition
    • U+215B VULGAR FRACTION ONE EIGHTH: not included in any glyphset definition
    • U+215C VULGAR FRACTION THREE EIGHTHS: not included in any glyphset definition
    • U+215D VULGAR FRACTION FIVE EIGHTHS: not included in any glyphset definition
    • U+215E VULGAR FRACTION SEVEN EIGHTHS: not included in any glyphset definition
    • U+2190 LEFTWARDS ARROW: try adding one of: symbols, math
    • U+2192 RIGHTWARDS ARROW: try adding one of: symbols, math
    • U+2196 NORTH WEST ARROW: try adding one of: symbols, math
    • U+2197 NORTH EAST ARROW: try adding one of: symbols, math
    • U+2198 SOUTH EAST ARROW: try adding one of: symbols, math
    • U+2199 SOUTH WEST ARROW: try adding one of: symbols, math
    • U+2202 PARTIAL DIFFERENTIAL: try adding math
    • U+2206 INCREMENT: try adding math
    • U+220F N-ARY PRODUCT: try adding math
    • U+2211 N-ARY SUMMATION: try adding math
    • U+2219 BULLET OPERATOR: try adding one of: yi, symbols, tai-tham, math
    • U+221A SQUARE ROOT: try adding math
    • U+221E INFINITY: try adding math
    • U+222B INTEGRAL: try adding math
    • U+2248 ALMOST EQUAL TO: try adding math
    • U+2260 NOT EQUAL TO: try adding math
    • U+2264 LESS-THAN OR EQUAL TO: try adding math
    • U+2265 GREATER-THAN OR EQUAL TO: try adding math
    • U+25A0 BLACK SQUARE: try adding symbols
    • U+25B2 BLACK UP-POINTING TRIANGLE: try adding symbols
    • U+25B3 WHITE UP-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25B6 BLACK RIGHT-POINTING TRIANGLE: try adding symbols
    • U+25B7 WHITE RIGHT-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25BC BLACK DOWN-POINTING TRIANGLE: try adding symbols
    • U+25BD WHITE DOWN-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25C0 BLACK LEFT-POINTING TRIANGLE: try adding symbols
    • U+25C1 WHITE LEFT-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25C6 BLACK DIAMOND: try adding symbols
    • U+25C9 FISHEYE: try adding symbols
    • U+25CA LOZENGE: try adding one of: symbols, math
    • U+2610 BALLOT BOX: try adding symbols
    • U+2611 BALLOT BOX WITH CHECK: try adding symbols
    • U+266A EIGHTH NOTE: try adding one of: symbols, music
    • U+2713 CHECK MARK: try adding symbols
    • U+2752 UPPER RIGHT SHADOWED WHITE SQUARE: try adding symbols
    • U+2E3A TWO-EM DASH: not included in any glyphset definition
    • U+2E3B THREE-EM DASH: not included in any glyphset definition
    • U+FB00 LATIN SMALL LIGATURE FF: not included in any glyphset definition
    • U+FB01 LATIN SMALL LIGATURE FI: not included in any glyphset definition
    • U+FB02 LATIN SMALL LIGATURE FL: not included in any glyphset definition
    • U+FB03 LATIN SMALL LIGATURE FFI: not included in any glyphset definition
    • U+FB04 LATIN SMALL LIGATURE FFL: not included in any glyphset definition
    • U+1F12F COPYLEFT SYMBOL: try adding symbols
    • U+1F16A RAISED MC SIGN: try adding symbols
    • U+1F16B RAISED MD SIGN: try adding symbols

    Or you can add the above codepoints to one of the subsets supported by the font: cyrillic, cyrillic-ext, greek, latin, latin-ext, menu, vietnamese [code: unreachable-subsetting]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    The following codepoints supported by the font are not covered by any subsets defined in the font's metadata file, and will never be served. You can solve this by either manually adding additional subset declarations to METADATA.pb, or by editing the glyphset definitions.

    • U+02B0 MODIFIER LETTER SMALL H: not included in any glyphset definition
    • U+02B2 MODIFIER LETTER SMALL J: not included in any glyphset definition
    • U+02B3 MODIFIER LETTER SMALL R: not included in any glyphset definition
    • U+02B7 MODIFIER LETTER SMALL W: not included in any glyphset definition
    • U+02B8 MODIFIER LETTER SMALL Y: not included in any glyphset definition
    • U+02BE MODIFIER LETTER RIGHT HALF RING: not included in any glyphset definition
    • U+02BF MODIFIER LETTER LEFT HALF RING: not included in any glyphset definition
    • U+02C7 CARON: try adding one of: tifinagh, yi, canadian-aboriginal
    • U+02C8 MODIFIER LETTER VERTICAL LINE: not included in any glyphset definition
    • U+02C9 MODIFIER LETTER MACRON: not included in any glyphset definition
    • U+02CA MODIFIER LETTER ACUTE ACCENT: not included in any glyphset definition
    • U+02CB MODIFIER LETTER GRAVE ACCENT: not included in any glyphset definition
    • U+02CC MODIFIER LETTER LOW VERTICAL LINE: not included in any glyphset definition
    • U+02D8 BREVE: try adding one of: yi, canadian-aboriginal
    • U+02D9 DOT ABOVE: try adding one of: yi, canadian-aboriginal
    • U+02DB OGONEK: try adding one of: yi, canadian-aboriginal
    • U+02DD DOUBLE ACUTE ACCENT: not included in any glyphset definition
    • U+02E1 MODIFIER LETTER SMALL L: not included in any glyphset definition
    • U+02E2 MODIFIER LETTER SMALL S: not included in any glyphset definition
    • U+02E3 MODIFIER LETTER SMALL X: not included in any glyphset definition
    • U+0302 COMBINING CIRCUMFLEX ACCENT: try adding one of: coptic, math, cherokee, tifinagh
    • U+0306 COMBINING BREVE: try adding one of: tifinagh, old-permic
    • U+0307 COMBINING DOT ABOVE: try adding one of: tai-le, math, syriac, canadian-aboriginal, malayalam, old-permic, coptic, tifinagh
    • U+030A COMBINING RING ABOVE: try adding syriac
    • U+030B COMBINING DOUBLE ACUTE ACCENT: try adding one of: osage, cherokee
    • U+030C COMBINING CARON: try adding one of: tai-le, cherokee
    • U+031B COMBINING HORN: not included in any glyphset definition
    • U+0324 COMBINING DIAERESIS BELOW: try adding one of: cherokee, syriac
    • U+0326 COMBINING COMMA BELOW: not included in any glyphset definition
    • U+0327 COMBINING CEDILLA: not included in any glyphset definition
    • U+0328 COMBINING OGONEK: not included in any glyphset definition
    • U+032E COMBINING BREVE BELOW: try adding syriac
    • U+0331 COMBINING MACRON BELOW: try adding one of: caucasian-albanian, syriac, cherokee, gothic, tifinagh
    • U+1D43 MODIFIER LETTER SMALL A: not included in any glyphset definition
    • U+1D47 MODIFIER LETTER SMALL B: not included in any glyphset definition
    • U+1D48 MODIFIER LETTER SMALL D: not included in any glyphset definition
    • U+1D49 MODIFIER LETTER SMALL E: not included in any glyphset definition
    • U+1D4D MODIFIER LETTER SMALL G: not included in any glyphset definition
    • U+1D4F MODIFIER LETTER SMALL K: not included in any glyphset definition
    • U+1D50 MODIFIER LETTER SMALL M: not included in any glyphset definition
    • U+1D52 MODIFIER LETTER SMALL O: not included in any glyphset definition
    • U+1D56 MODIFIER LETTER SMALL P: not included in any glyphset definition
    • U+1D57 MODIFIER LETTER SMALL T: not included in any glyphset definition
    • U+1D58 MODIFIER LETTER SMALL U: not included in any glyphset definition
    • U+1D5B MODIFIER LETTER SMALL V: not included in any glyphset definition
    • U+1D9C MODIFIER LETTER SMALL C: not included in any glyphset definition
    • U+1DA0 MODIFIER LETTER SMALL F: not included in any glyphset definition
    • U+1DBB MODIFIER LETTER SMALL Z: not included in any glyphset definition
    • U+2003 EM SPACE: try adding nushu
    • U+2004 THREE-PER-EM SPACE: not included in any glyphset definition
    • U+2005 FOUR-PER-EM SPACE: not included in any glyphset definition
    • U+2006 SIX-PER-EM SPACE: not included in any glyphset definition
    • U+2007 FIGURE SPACE: not included in any glyphset definition
    • U+200A HAIR SPACE: not included in any glyphset definition
    • U+2010 HYPHEN: try adding one of: lisu, sora-sompeng, yi, kaithi, kharoshthi, syloti-nagri, kayah-li, sundanese, cham, coptic
    • U+2012 FIGURE DASH: not included in any glyphset definition
    • U+2015 HORIZONTAL BAR: try adding adlam
    • U+2021 DOUBLE DAGGER: try adding adlam
    • U+2025 TWO DOT LEADER: try adding phags-pa
    • U+202F NARROW NO-BREAK SPACE: try adding one of: mongolian, yi
    • U+2030 PER MILLE SIGN: try adding adlam
    • U+203C DOUBLE EXCLAMATION MARK: not included in any glyphset definition
    • U+2047 DOUBLE QUESTION MARK: not included in any glyphset definition
    • U+2048 QUESTION EXCLAMATION MARK: try adding mongolian
    • U+2049 EXCLAMATION QUESTION MARK: try adding mongolian
    • U+2070 SUPERSCRIPT ZERO: not included in any glyphset definition
    • U+2071 SUPERSCRIPT LATIN SMALL LETTER I: not included in any glyphset definition
    • U+2075 SUPERSCRIPT FIVE: not included in any glyphset definition
    • U+2076 SUPERSCRIPT SIX: not included in any glyphset definition
    • U+2077 SUPERSCRIPT SEVEN: not included in any glyphset definition
    • U+2078 SUPERSCRIPT EIGHT: not included in any glyphset definition
    • U+2079 SUPERSCRIPT NINE: not included in any glyphset definition
    • U+207D SUPERSCRIPT LEFT PARENTHESIS: not included in any glyphset definition
    • U+207E SUPERSCRIPT RIGHT PARENTHESIS: not included in any glyphset definition
    • U+207F SUPERSCRIPT LATIN SMALL LETTER N: not included in any glyphset definition
    • U+2080 SUBSCRIPT ZERO: not included in any glyphset definition
    • U+2081 SUBSCRIPT ONE: not included in any glyphset definition
    • U+2082 SUBSCRIPT TWO: not included in any glyphset definition
    • U+2083 SUBSCRIPT THREE: not included in any glyphset definition
    • U+2084 SUBSCRIPT FOUR: not included in any glyphset definition
    • U+2085 SUBSCRIPT FIVE: not included in any glyphset definition
    • U+2086 SUBSCRIPT SIX: not included in any glyphset definition
    • U+2087 SUBSCRIPT SEVEN: not included in any glyphset definition
    • U+2088 SUBSCRIPT EIGHT: not included in any glyphset definition
    • U+2089 SUBSCRIPT NINE: not included in any glyphset definition
    • U+208D SUBSCRIPT LEFT PARENTHESIS: not included in any glyphset definition
    • U+208E SUBSCRIPT RIGHT PARENTHESIS: not included in any glyphset definition
    • U+2117 SOUND RECORDING COPYRIGHT: not included in any glyphset definition
    • U+2120 SERVICE MARK: not included in any glyphset definition
    • U+2126 OHM SIGN: not included in any glyphset definition
    • U+212E ESTIMATED SYMBOL: not included in any glyphset definition
    • U+2153 VULGAR FRACTION ONE THIRD: not included in any glyphset definition
    • U+2154 VULGAR FRACTION TWO THIRDS: not included in any glyphset definition
    • U+215B VULGAR FRACTION ONE EIGHTH: not included in any glyphset definition
    • U+215C VULGAR FRACTION THREE EIGHTHS: not included in any glyphset definition
    • U+215D VULGAR FRACTION FIVE EIGHTHS: not included in any glyphset definition
    • U+215E VULGAR FRACTION SEVEN EIGHTHS: not included in any glyphset definition
    • U+2190 LEFTWARDS ARROW: try adding one of: symbols, math
    • U+2192 RIGHTWARDS ARROW: try adding one of: symbols, math
    • U+2196 NORTH WEST ARROW: try adding one of: symbols, math
    • U+2197 NORTH EAST ARROW: try adding one of: symbols, math
    • U+2198 SOUTH EAST ARROW: try adding one of: symbols, math
    • U+2199 SOUTH WEST ARROW: try adding one of: symbols, math
    • U+2202 PARTIAL DIFFERENTIAL: try adding math
    • U+2206 INCREMENT: try adding math
    • U+220F N-ARY PRODUCT: try adding math
    • U+2211 N-ARY SUMMATION: try adding math
    • U+2219 BULLET OPERATOR: try adding one of: yi, symbols, tai-tham, math
    • U+221A SQUARE ROOT: try adding math
    • U+221E INFINITY: try adding math
    • U+222B INTEGRAL: try adding math
    • U+2248 ALMOST EQUAL TO: try adding math
    • U+2260 NOT EQUAL TO: try adding math
    • U+2264 LESS-THAN OR EQUAL TO: try adding math
    • U+2265 GREATER-THAN OR EQUAL TO: try adding math
    • U+25A0 BLACK SQUARE: try adding symbols
    • U+25B2 BLACK UP-POINTING TRIANGLE: try adding symbols
    • U+25B3 WHITE UP-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25B6 BLACK RIGHT-POINTING TRIANGLE: try adding symbols
    • U+25B7 WHITE RIGHT-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25BC BLACK DOWN-POINTING TRIANGLE: try adding symbols
    • U+25BD WHITE DOWN-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25C0 BLACK LEFT-POINTING TRIANGLE: try adding symbols
    • U+25C1 WHITE LEFT-POINTING TRIANGLE: try adding one of: symbols, math
    • U+25C6 BLACK DIAMOND: try adding symbols
    • U+25C9 FISHEYE: try adding symbols
    • U+25CA LOZENGE: try adding one of: symbols, math
    • U+2610 BALLOT BOX: try adding symbols
    • U+2611 BALLOT BOX WITH CHECK: try adding symbols
    • U+266A EIGHTH NOTE: try adding one of: symbols, music
    • U+2713 CHECK MARK: try adding symbols
    • U+2752 UPPER RIGHT SHADOWED WHITE SQUARE: try adding symbols
    • U+2E3A TWO-EM DASH: not included in any glyphset definition
    • U+2E3B THREE-EM DASH: not included in any glyphset definition
    • U+FB00 LATIN SMALL LIGATURE FF: not included in any glyphset definition
    • U+FB01 LATIN SMALL LIGATURE FI: not included in any glyphset definition
    • U+FB02 LATIN SMALL LIGATURE FL: not included in any glyphset definition
    • U+FB03 LATIN SMALL LIGATURE FFI: not included in any glyphset definition
    • U+FB04 LATIN SMALL LIGATURE FFL: not included in any glyphset definition
    • U+1F12F COPYLEFT SYMBOL: try adding symbols
    • U+1F16A RAISED MC SIGN: try adding symbols
    • U+1F16B RAISED MD SIGN: try adding symbols

    Or you can add the above codepoints to one of the subsets supported by the font: cyrillic, cyrillic-ext, greek, latin, latin-ext, menu, vietnamese [code: unreachable-subsetting]

Substitute copyright, registered and trademark symbols in name table entries.

Check ID: <FontBakeryCheck:com.google.fonts/check/name/unwanted_chars>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    NAMEID #0 contains symbols that should be replaced by '(c)'. [code: unwanted-chars]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    NAMEID #0 contains symbols that should be replaced by '(c)'. [code: unwanted-chars]

Check font has a license.

Check ID: <FontBakeryCheck:com.google.fonts/check/family/has_license>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    No license file was found. Please add an OFL.txt or a LICENSE.txt file. If you are running fontbakery on a Google Fonts upstream repo, which is fine, just make sure there is a temporary license file in the same folder. [code: no-license]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    No license file was found. Please add an OFL.txt or a LICENSE.txt file. If you are running fontbakery on a Google Fonts upstream repo, which is fine, just make sure there is a temporary license file in the same folder. [code: no-license]

License URL matches License text on name table?

Check ID: <FontBakeryCheck:com.google.fonts/check/name/license_url>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

  • ⚠️ WARN

    Please consider using HTTPS URLs at name table entry [plat=3, enc=1, name=13] [code: http-in-description]

Ensure files are not too large.

Check ID: <FontBakeryCheck:com.google.fonts/check/file_size>
⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Font file is 1.2Mb; ideally it should be less than 1.0Mb [code: large-font]

Are there non-ASCII characters in ASCII-only NAME table entries?

Check ID: <FontBakeryCheck:com.google.fonts/check/name/ascii_only_entries>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    Bad string at [nameID 0, 'utf_16_be']: 'b'© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’.'' [code: bad-string]

  • 🔥 FAIL

    There are 1 strings containing non-ASCII characters in the ASCII-only NAME table entries. [code: non-ascii-strings]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    Bad string at [nameID 0, 'utf_16_be']: 'b'© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’.'' [code: bad-string]

  • 🔥 FAIL

    There are 1 strings containing non-ASCII characters in the ASCII-only NAME table entries. [code: non-ascii-strings]

METADATA.pb font.full_name and font.post_script_name fields have equivalent values ?

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/match_fullname_postscript>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    METADATA.pb font full_name = "Source Serif 4 Italic" does not match post_script_name = "SourceSerif4Italic-Italic" [code: mismatch]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    METADATA.pb font full_name = "Source Serif 4 Regular" does not match post_script_name = "SourceSerif4Roman-Regular" [code: mismatch]

Copyright notices match canonical pattern in METADATA.pb

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/valid_copyright>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    METADATA.pb: Copyright notices should match a pattern similar to: "Copyright 2020 The Familyname Project Authors (git url)" But instead we have got: "© 2014 - 2021 adobe systems incorporated (http://www.adobe.com/), with reserved font name ‘source’." [code: bad-notice-format]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    METADATA.pb: Copyright notices should match a pattern similar to: "Copyright 2020 The Familyname Project Authors (git url)" But instead we have got: "© 2014 - 2021 adobe systems incorporated (http://www.adobe.com/), with reserved font name ‘source’." [code: bad-notice-format]

Copyright notices match canonical pattern in fonts

Check ID: <FontBakeryCheck:com.google.fonts/check/font_copyright>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    Name Table entry: Copyright notices should match a pattern similar to: "Copyright 2019 The Familyname Project Authors (git url)" But instead we have got: "© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’." [code: bad-notice-format]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    Name Table entry: Copyright notices should match a pattern similar to: "Copyright 2019 The Familyname Project Authors (git url)" But instead we have got: "© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’." [code: bad-notice-format]

Copyright notice on METADATA.pb should not contain 'Reserved Font Name'.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/reserved_font_name>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    METADATA.pb: copyright field ("© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’.") contains "Reserved Font Name". This is an error except in a few specific rare cases. [code: rfn]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    METADATA.pb: copyright field ("© 2014 - 2021 Adobe Systems Incorporated (http://www.adobe.com/), with Reserved Font Name ‘Source’.") contains "Reserved Font Name". This is an error except in a few specific rare cases. [code: rfn]

METADATA.pb: Check URL on copyright string is the same as in repository_url field.

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/consistent_repo_urls>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    Value of repository_url field is

    But font copyright string has: http://www.adobe.com/ and http://www.adobe.com/ [code: mismatch]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    Value of repository_url field is

    But font copyright string has: http://www.adobe.com/ and http://www.adobe.com/ [code: mismatch]

Glyphs are similiar to Google Fonts version?

Check ID: <FontBakeryCheck:com.google.fonts/check/production_glyphs_similarity>
⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Following glyphs differ greatly from Google Fonts version: * A * AE * Aacute * Abreve * Acircumflex * Adieresis * Agrave * Alpha * Alphatonos * Amacron * Aogonek * Aring * Atilde * B * Beta * C * Cacute * Ccaron * Ccedilla * Ccircumflex * Cdotaccent * Chi * D * Dcaron * Dcroat * E * Eacute * Ebreve * Ecaron * Ecircumflex * Edieresis * Edotaccent * Egrave * Emacron * Eng * Eogonek * Epsilon * Epsilontonos * Eta * Etatonos * Eth * Euro * F * G * Gamma * Gbreve * Gcaron * Gcircumflex * Gdotaccent * H * Hbar * Hcircumflex * I * Iacute * Icircumflex * Idieresis * Idotaccent * Igrave * Imacron * Iogonek * Iota * Iotadieresis * Iotatonos * Itilde * J * Jcircumflex * K * Kappa * L * Lacute * Lambda * Lcaron * Ldot * Lslash * M * Mu * N * Nacute * Ncaron * Ntilde * Nu * O * OE * Oacute * Obreve * Ocircumflex * Odieresis * Ograve * Ohorn * Ohungarumlaut * Omacron * Omegatonos * Omicron * Omicrontonos * Oslash * Otilde * P * Phi * Pi * Psi * Q * R * Racute * Rcaron * Rho * S * Sacute * Scaron * Scedilla * Scircumflex * Sigma * T * Tau * Tcaron * Theta * Thorn * U * Uacute * Ubreve * Ucircumflex * Udieresis * Ugrave * Uhorn * Uhungarumlaut * Umacron * Uogonek * Upsilon * Upsilondieresis * Upsilontonos * Uring * Utilde * V * W * Wacute * Wcircumflex * Wdieresis * Wgrave * X * Xi * Y * Yacute * Ycircumflex * Ydieresis * Ygrave * Z * Zacute * Zcaron * Zdotaccent * Zeta * a * aacute * abreve * acircumflex * adieresis * ae * agrave * alpha * alphatonos * amacron * ampersand * aogonek * approxequal * aring * arrowdown * arrowleft * arrowright * arrowup * asciicircum * asciitilde * asterisk * at * atilde * b * backslash * bar * beta * braceleft * braceright * bracketleft * bracketright * brokenbar * c * cacute * ccaron * ccedilla * ccircumflex * cdotaccent * cent * chi * colon * colonmonetary * comma * copyright * currency * d * dagger * daggerdbl * dcaron * dcroat * delta * divide * dollar * dong * dotlessi * e * eacute * ebreve * ecaron * ecircumflex * edieresis * edotaccent * egrave * eight * ellipsis * emacron * emdash * endash * eng * eogonek * epsilon * epsilontonos * equal * eta * etatonos * eth * exclam * exclamdbl * exclamdown * f * figuredash * five * fiveeighths * florin * four * g * gamma * gbreve * gcaron * gcircumflex * gdotaccent * germandbls * glyph00109 * glyph00286 * glyph00295 * glyph00298 * glyph00418 * glyph00420 * glyph00423 * glyph00425 * glyph00427 * glyph00438 * glyph00439 * glyph00440 * glyph00441 * glyph00442 * glyph00443 * glyph00444 * glyph00445 * glyph00446 * glyph00447 * glyph00448 * glyph00449 * glyph00450 * glyph00451 * glyph00452 * glyph00453 * glyph00454 * glyph00455 * glyph00456 * glyph00457 * glyph00458 * glyph00459 * glyph00460 * glyph00461 * glyph00462 * glyph00463 * glyph00464 * glyph00465 * glyph00466 * glyph00467 * glyph00468 * glyph00469 * glyph00470 * glyph00471 * glyph00472 * glyph00473 * glyph00474 * glyph00475 * glyph00476 * glyph00477 * glyph00478 * glyph00486 * glyph00489 * glyph00516 * glyph00517 * glyph00518 * glyph00519 * glyph00521 * glyph00522 * glyph00523 * glyph00524 * glyph00525 * glyph00526 * glyph00527 * glyph00528 * glyph00529 * glyph00545 * glyph00566 * glyph00584 * glyph00585 * glyph00586 * glyph00588 * glyph00589 * glyph00592 * glyph00600 * glyph00601 * glyph00602 * glyph00604 * glyph00605 * glyph00608 * glyph00617 * glyph00618 * glyph00619 * glyph00620 * glyph00621 * glyph00622 * glyph00623 * glyph00624 * glyph00625 * glyph00626 * glyph00627 * glyph00628 * glyph00629 * glyph00630 * glyph00631 * glyph00632 * glyph00633 * glyph00634 * glyph00635 * glyph00636 * glyph00637 * glyph00638 * glyph00639 * glyph00640 * glyph00641 * glyph00642 * glyph00659 * glyph00669 * glyph00670 * glyph00819 * glyph00828 * glyph00829 * glyph00836 * glyph00837 * glyph01071 * glyph01072 * glyph01073 * glyph01074 * glyph01075 * glyph01076 * glyph01077 * glyph01078 * glyph01079 * glyph01080 * glyph01081 * glyph01082 * glyph01083 * glyph01084 * glyph01085 * glyph01086 * glyph01087 * glyph01088 * glyph01089 * glyph01090 * glyph01091 * glyph01092 * glyph01093 * glyph01094 * glyph01095 * glyph01096 * glyph01097 * glyph01098 * glyph01100 * glyph01112 * glyph01113 * glyph01114 * glyph01115 * glyph01116 * glyph01117 * glyph01118 * glyph01119 * glyph01120 * glyph01121 * glyph01122 * glyph01123 * glyph01124 * glyph01125 * glyph01126 * glyph01127 * glyph01128 * glyph01129 * glyph01130 * glyph01131 * glyph01132 * glyph01133 * glyph01134 * glyph01135 * glyph01136 * glyph01137 * glyph01138 * glyph01139 * glyph01140 * glyph01141 * glyph01142 * glyph01143 * glyph01144 * glyph01145 * glyph01146 * glyph01147 * glyph01148 * glyph01149 * glyph01150 * glyph01151 * glyph01152 * glyph01153 * glyph01154 * glyph01155 * glyph01156 * glyph01157 * glyph01158 * glyph01159 * glyph01160 * glyph01161 * glyph01162 * glyph01163 * glyph01164 * glyph01165 * glyph01166 * glyph01167 * glyph01168 * glyph01169 * glyph01170 * glyph01171 * glyph01172 * glyph01173 * glyph01174 * glyph01175 * glyph01176 * glyph01177 * glyph01178 * glyph01179 * glyph01180 * glyph01181 * glyph01182 * glyph01183 * glyph01184 * glyph01185 * glyph01186 * glyph01187 * glyph01188 * glyph01189 * glyph01190 * glyph01191 * glyph01192 * glyph01193 * glyph01194 * glyph01195 * glyph01196 * glyph01197 * glyph01198 * glyph01199 * glyph01200 * glyph01201 * glyph01202 * glyph01203 * glyph01204 * glyph01205 * glyph01206 * glyph01207 * glyph01208 * glyph01209 * glyph01210 * glyph01211 * glyph01212 * glyph01213 * glyph01214 * glyph01215 * glyph01216 * glyph01217 * glyph01218 * glyph01219 * glyph01220 * glyph01221 * glyph01222 * glyph01223 * glyph01224 * glyph01225 * glyph01226 * glyph01227 * glyph01228 * glyph01229 * glyph01230 * glyph01231 * glyph01232 * glyph01233 * glyph01234 * glyph01235 * glyph01236 * glyph01237 * glyph01238 * glyph01239 * glyph01240 * glyph01241 * glyph01242 * glyph01243 * glyph01244 * glyph01245 * glyph01246 * glyph01247 * glyph01248 * glyph01249 * glyph01250 * glyph01251 * glyph01252 * glyph01253 * glyph01254 * glyph01255 * glyph01256 * glyph01257 * glyph01258 * glyph01259 * glyph01260 * glyph01261 * glyph01262 * glyph01263 * glyph01264 * glyph01265 * glyph01266 * glyph01267 * glyph01268 * glyph01269 * glyph01270 * glyph01271 * glyph01272 * glyph01273 * glyph01274 * glyph01275 * glyph01276 * glyph01277 * glyph01278 * glyph01279 * glyph01280 * glyph01281 * glyph01282 * glyph01283 * glyph01284 * glyph01285 * glyph01286 * glyph01287 * glyph01288 * glyph01289 * glyph01290 * glyph01291 * glyph01292 * glyph01293 * glyph01294 * glyph01295 * glyph01296 * glyph01297 * glyph01298 * glyph01299 * glyph01300 * glyph01301 * glyph01302 * glyph01303 * glyph01304 * glyph01305 * glyph01306 * glyph01307 * glyph01308 * glyph01309 * glyph01310 * glyph01311 * glyph01312 * glyph01313 * glyph01314 * glyph01315 * glyph01316 * glyph01317 * glyph01318 * glyph01319 * glyph01320 * glyph01321 * glyph01322 * glyph01323 * glyph01324 * glyph01325 * glyph01326 * glyph01327 * glyph01328 * glyph01329 * glyph01330 * glyph01331 * glyph01332 * glyph01333 * glyph01334 * glyph01335 * glyph01336 * glyph01337 * glyph01338 * glyph01339 * glyph01340 * glyph01341 * glyph01342 * glyph01343 * glyph01344 * glyph01345 * glyph01346 * glyph01347 * glyph01348 * glyph01349 * glyph01350 * glyph01351 * glyph01352 * glyph01353 * glyph01354 * glyph01355 * glyph01358 * glyph01359 * glyph01361 * glyph01364 * glyph01365 * glyph01367 * glyph01368 * glyph01369 * glyph01370 * glyph01371 * glyph01372 * glyph01373 * glyph01374 * glyph01375 * glyph01376 * glyph01377 * glyph01378 * glyph01379 * glyph01380 * glyph01381 * glyph01382 * glyph01383 * glyph01384 * glyph01385 * glyph01386 * glyph01387 * glyph01388 * glyph01389 * glyph01390 * glyph01391 * glyph01392 * glyph01393 * glyph01394 * glyph01395 * glyph01396 * glyph01397 * glyph01398 * glyph01399 * glyph01400 * glyph01401 * glyph01402 * glyph01403 * glyph01404 * glyph01405 * glyph01406 * glyph01407 * glyph01408 * glyph01409 * glyph01410 * glyph01411 * glyph01412 * glyph01413 * glyph01414 * glyph01415 * glyph01416 * glyph01417 * glyph01418 * glyph01419 * glyph01420 * glyph01421 * glyph01422 * glyph01423 * glyph01424 * glyph01425 * glyph01426 * glyph01427 * glyph01428 * glyph01429 * glyph01430 * glyph01431 * glyph01432 * glyph01433 * glyph01434 * glyph01435 * glyph01436 * glyph01437 * glyph01438 * glyph01439 * glyph01440 * glyph01441 * glyph01442 * glyph01443 * glyph01444 * glyph01445 * glyph01446 * glyph01447 * glyph01448 * glyph01449 * glyph01450 * glyph01451 * glyph01452 * glyph01453 * glyph01454 * greater * greaterequal * guillemotleft * guillemotright * guilsinglleft * guilsinglright * h * hbar * hcircumflex * i * iacute * icircumflex * idieresis * igrave * imacron * infinity * integral * iogonek * iota * iotadieresis * iotadieresistonos * iotatonos * itilde * j * jcircumflex * k * kappa * kgreenlandic * l * lacute * lambda * lcaron * ldot * less * lessequal * lira * logicalnot * longs * lslash * m * minus * mu * multiply * musicalnote * n * nacute * napostrophe * ncaron * nine * notequal * ntilde * nu * numbersign * o * oacute * obreve * ocircumflex * odieresis * oe * ograve * ohorn * ohungarumlaut * omacron * omega * omegatonos * omicron * omicrontonos * one * oneeighth * onehalf * onequarter * onethird * ordfeminine * ordmasculine * oslash * otilde * p * paragraph * parenleft * parenright * partialdiff * percent * perthousand * peseta * phi * pi * plus * plusminus * product * psi * q * question * questiondown * quotedbl * quotedblbase * quotedblleft * quotedblright * r * racute * radical * rcaron * registered * rho * ring * s * sacute * scaron * scedilla * scircumflex * second * section * semicolon * seven * seveneighths * sigma * sigma1 * six * slash * sterling * summation * t * tau * tcaron * theta * thorn * three * threeeighths * threequarters * trademark * two * twodotenleader * twothirds * u * u1F12F * u1F16A * u1F16B * uacute * ubreve * ucircumflex * udieresis * ugrave * uhorn * uhungarumlaut * umacron * underscore * uni00B2 * uni00B3 * uni00B9 * uni0122 * uni0123 * uni0136 * uni0137 * uni013B * uni013C * uni0145 * uni0146 * uni0156 * uni0157 * uni0162 * uni0163 * uni018F * uni01CD * uni01CE * uni01CF * uni01D0 * uni01D1 * uni01D2 * uni01D3 * uni01D4 * uni01D5 * uni01D6 * uni01D7 * uni01D8 * uni01D9 * uni01DA * uni01DB * uni01DC * uni01F8 * uni01F9 * uni0218 * uni0219 * uni021A * uni021B * uni0237 * uni0251 * uni0259 * uni0261 * uni02B0 * uni02B2 * uni02B3 * uni02B7 * uni02B8 * uni02E2 * uni02E3 * uni030A * uni037E * uni0394 * uni03A9 * uni03D7 * uni03D9 * uni03DB * uni03DD * uni03E1 * uni0400 * uni0401 * uni0402 * uni0403 * uni0404 * uni0405 * uni0406 * uni0407 * uni0408 * uni0409 * uni040A * uni040B * uni040C * uni040D * uni040E * uni040F * uni0410 * uni0411 * uni0412 * uni0413 * uni0414 * uni0415 * uni0416 * uni0417 * uni0418 * uni0419 * uni041A * uni041B * uni041C * uni041D * uni041E * uni041F * uni0420 * uni0421 * uni0422 * uni0423 * uni0424 * uni0425 * uni0426 * uni0427 * uni0428 * uni0429 * uni042A * uni042B * uni042C * uni042D * uni042E * uni042F * uni0430 * uni0431 * uni0432 * uni0433 * uni0434 * uni0435 * uni0436 * uni0437 * uni0438 * uni0439 * uni043A * uni043B * uni043C * uni043D * uni043E * uni043F * uni0440 * uni0441 * uni0442 * uni0443 * uni0444 * uni0445 * uni0446 * uni0447 * uni0448 * uni0449 * uni044A * uni044B * uni044C * uni044D * uni044E * uni044F * uni0450 * uni0451 * uni0452 * uni0453 * uni0454 * uni0455 * uni0456 * uni0457 * uni0458 * uni0459 * uni045A * uni045B * uni045C * uni045D * uni045E * uni045F * uni0462 * uni0463 * uni0472 * uni0473 * uni0474 * uni0475 * uni0490 * uni0491 * uni0492 * uni0493 * uni0496 * uni0497 * uni0498 * uni0499 * uni049A * uni049B * uni04A0 * uni04A1 * uni04A2 * uni04A3 * uni04AA * uni04AB * uni04AE * uni04AF * uni04B0 * uni04B1 * uni04B2 * uni04B3 * uni04B6 * uni04B7 * uni04BA * uni04BB * uni04C0 * uni04C1 * uni04C2 * uni04CF * uni04D0 * uni04D1 * uni04D4 * uni04D5 * uni04D6 * uni04D7 * uni04D8 * uni04D9 * uni04E2 * uni04E3 * uni04E6 * uni04E7 * uni04E8 * uni04E9 * uni04EE * uni04EF * uni04F2 * uni04F3 * uni1D43 * uni1D47 * uni1D48 * uni1D49 * uni1D4D * uni1D4F * uni1D50 * uni1D52 * uni1D56 * uni1D57 * uni1D58 * uni1D5B * uni1D9C * uni1DA0 * uni1DBB * uni1E0C * uni1E0D * uni1E0E * uni1E0F * uni1E20 * uni1E21 * uni1E24 * uni1E25 * uni1E2A * uni1E2B * uni1E36 * uni1E37 * uni1E38 * uni1E39 * uni1E3A * uni1E3B * uni1E3E * uni1E3F * uni1E42 * uni1E43 * uni1E44 * uni1E45 * uni1E46 * uni1E47 * uni1E48 * uni1E49 * uni1E5A * uni1E5B * uni1E5C * uni1E5D * uni1E5E * uni1E5F * uni1E60 * uni1E61 * uni1E62 * uni1E63 * uni1E6C * uni1E6D * uni1E6E * uni1E6F * uni1E8E * uni1E8F * uni1E92 * uni1E93 * uni1E97 * uni1E9E * uni1EA0 * uni1EA1 * uni1EA2 * uni1EA3 * uni1EA4 * uni1EA5 * uni1EA6 * uni1EA7 * uni1EA8 * uni1EA9 * uni1EAA * uni1EAB * uni1EAC * uni1EAD * uni1EAE * uni1EAF * uni1EB0 * uni1EB1 * uni1EB2 * uni1EB3 * uni1EB4 * uni1EB5 * uni1EB6 * uni1EB7 * uni1EB8 * uni1EB9 * uni1EBA * uni1EBB * uni1EBC * uni1EBD * uni1EBE * uni1EBF * uni1EC0 * uni1EC1 * uni1EC2 * uni1EC3 * uni1EC4 * uni1EC5 * uni1EC6 * uni1EC7 * uni1EC8 * uni1EC9 * uni1ECA * uni1ECB * uni1ECC * uni1ECD * uni1ECE * uni1ECF * uni1ED0 * uni1ED1 * uni1ED2 * uni1ED3 * uni1ED4 * uni1ED5 * uni1ED6 * uni1ED7 * uni1ED8 * uni1ED9 * uni1EDA * uni1EDB * uni1EDC * uni1EDD * uni1EDE * uni1EDF * uni1EE0 * uni1EE1 * uni1EE2 * uni1EE3 * uni1EE4 * uni1EE5 * uni1EE6 * uni1EE7 * uni1EE8 * uni1EE9 * uni1EEA * uni1EEB * uni1EEC * uni1EED * uni1EEE * uni1EEF * uni1EF0 * uni1EF1 * uni1EF4 * uni1EF5 * uni1EF6 * uni1EF7 * uni1EF8 * uni1EF9 * uni2015 * uni2047 * uni2048 * uni2049 * uni2071 * uni2075 * uni2076 * uni2079 * uni207F * uni2081 * uni2082 * uni2083 * uni2085 * uni2086 * uni2089 * uni20A6 * uni20A9 * uni20AE * uni20B1 * uni20B2 * uni20B4 * uni20B5 * uni20B8 * uni20B9 * uni20BA * uni20BD * uni20BF * uni2113 * uni2116 * uni2117 * uni2120 * uni2196 * uni2197 * uni2198 * uni2199 * uni25B3 * uni25B7 * uni25BD * uni25C1 * uni25C9 * uni2610 * uni2611 * uni2713 * uni2752 * uni2E3A * uni2E3B * uniFB00 * uniFB01 * uniFB02 * uniFB03 * uniFB04 * uogonek * upsilon * upsilondieresis * upsilondieresistonos * upsilontonos * uring * utilde * v * w * wacute * wcircumflex * wdieresis * wgrave * x * xi * y * yacute * ycircumflex * ydieresis * yen * ygrave * z * zacute * zcaron * zdotaccent * zero and zeta

Check font names are correct

Check ID: <FontBakeryCheck:com.google.fonts/check/font_names>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    Font names are incorrect:

    | nameID | current | expected | | :--- | :--- | :--- | | Family Name | Source Serif 4 | Source Serif 4 20pt | | Subfamily Name | Italic | Italic | | Full Name | Source Serif 4 Italic | Source Serif 4 20pt Italic | | Poscript Name | SourceSerif4Italic-Italic | SourceSerif4-20ptItalic | | Typographic Family Name | N/A | Source Serif 4 | | Typographic Subfamily Name | N/A | 20pt Italic | [code: bad-names]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    Font names are incorrect:

    | nameID | current | expected | | :--- | :--- | :--- | | Family Name | Source Serif 4 | Source Serif 4 20pt | | Subfamily Name | Regular | Regular | | Full Name | Source Serif 4 Regular | Source Serif 4 20pt Regular | | Poscript Name | SourceSerif4Roman-Regular | SourceSerif4-20ptRegular | | Typographic Family Name | N/A | Source Serif 4 | | Typographic Subfamily Name | N/A | 20pt Regular | [code: bad-names]

Check glyphs do not have components which are themselves components.

Check ID: <FontBakeryCheck:com.google.fonts/check/glyf_nested_components>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    The following glyphs have components which themselves are component glyphs: * uni1EB6 * uni1EB6 * uni1EAC * uni1EAC * uni1EA0 * uni1E0C * uni1E0E * uni1EC6 * uni1EC6 * uni1EB8 * uni1E2A * uni1E24 * uni1ECA * Ldot * uni1E36 * uni1E38 * uni1E3A * uni1E42 * uni1E46 * uni1E48 * uni1ED8 * uni1ED8 * uni1ECC * uni1EDA * uni1EE2 * uni1EE2 * uni1EDC * uni1EDE * uni1EE0 * uni1E5A * uni1E5C * uni1E5E * uni1E62 * uni1E6C * uni1E6E * uni1EE4 * uni1EF0 * uni1EF4 * uni1E92 * uni1EB7 * uni1EB7 * uni1EAD * uni1EAD * uni1EA1 * uni1E0D * uni1E0F * uni1EC7 * uni1EC7 * uni1EB9 * uni1E2B * uni1E25 * uni1ECB * ldot * uni1E37 * uni1E39 * uni1E3B * uni1E43 * napostrophe * uni1E47 * uni1E49 * uni1ED9 * uni1ED9 * uni1ECD * uni1EDB * uni1EE3 * uni1EE3 * uni1EDD * uni1EDF * uni1EE1 * uni1E5B * uni1E5D * uni1E5F * uni1E63 * uni1E6D * uni1E6F * uni1EE5 * uni1EF1 * uni1EF5 * uni1E93 * quotedblright * quotesinglbase * quotedblbase * guillemotright * glyph00524 * glyph00525 * glyph00526 * glyph00530 * glyph00532 * glyph00534 * glyph00536 * uni208E * glyph00587 * glyph00601 * glyph00603 * glyph00617 * glyph00619 * percent * percent * perthousand * perthousand * onequarter * onequarter * onehalf * onehalf * threequarters * threequarters * onethird * onethird * twothirds * twothirds * oneeighth * oneeighth * threeeighths * threeeighths * fiveeighths * fiveeighths * seveneighths * seveneighths * Upsilondieresis * uni037E * uni0375 * uni0400 * uni0401 * uni0403 * uni04D0 * uni04D6 * uni04E6 * uni0439 * uni0450 * uni0451 * uni045D * uni045E * uni04D1 * uni04D7 * uni04E3 * uni04E7 * uni04EF * uni04F3 * glyph01054 and glyph01056 [code: found-nested-components]

🔥 SourceSerif4[opsz,wght].ttf
  • 🔥 FAIL

    The following glyphs have components which themselves are component glyphs: * uni1EB6 * uni1EB6 * uni1EB2 * uni1EAC * uni1EAC * uni1EA0 * uni1E0C * uni1E0E * uni1EC6 * uni1EC6 * uni1EB8 * uni1E2A * uni1E24 * uni1ECA * Ldot * uni1E36 * uni1E38 * uni1E3A * uni1E42 * uni1E46 * uni1E48 * uni1ED8 * uni1ED8 * uni1ECC * uni1EDA * uni1EE2 * uni1EE2 * uni1EDC * uni1EDE * uni1EE0 * uni1E5A * uni1E5C * uni1E5E * uni1E62 * uni1E6C * uni1E6E * uni1EE4 * uni1EF0 * uni1EF4 * uni1E92 * uni1EB7 * uni1EB7 * uni1EB3 * uni1EAD * uni1EAD * uni1EA1 * uni1E0D * uni1E0F * uni1EC7 * uni1EC7 * uni1EB9 * uni1E2B * uni1E25 * uni1ECB * ldot * uni1E37 * uni1E39 * uni1E3B * uni1E43 * napostrophe * uni1E47 * uni1E49 * uni1ED9 * uni1ED9 * uni1ECD * uni1EDB * uni1EE3 * uni1EE3 * uni1EDD * uni1EDF * uni1EE1 * uni1E5B * uni1E5D * uni1E5F * uni1E63 * uni1E6D * uni1E6F * uni1EE5 * uni1EF1 * uni1EF5 * uni1E93 * glyph00452 * glyph00453 * glyph00454 * glyph00455 * glyph00456 * glyph00457 * glyph00458 * exclamdown * questiondown * quotedblright * quotedblright * quotesinglbase * quotedblbase * guillemotright * glyph00517 * glyph00518 * glyph00519 * glyph00523 * glyph00525 * glyph00527 * glyph00529 * percent * percent * perthousand * perthousand * onequarter * onequarter * onehalf * onehalf * threequarters * threequarters * onethird * onethird * twothirds * twothirds * oneeighth * oneeighth * threeeighths * threeeighths * fiveeighths * fiveeighths * seveneighths * seveneighths * Upsilondieresis * uni037E * uni0375 * uni0400 * uni0401 * uni0403 * uni04D0 * uni04D6 * uni04E6 * uni0450 * uni0451 * uni045E * uni04D1 * uni04D7 * uni04E7 * uni04EF * uni04F3 * glyph01098 * glyph01146 * glyph01146 * glyph01148 * glyph01152 * glyph01152 * glyph01156 * glyph01168 * glyph01169 * glyph01180 * glyph01180 * glyph01184 * glyph01196 * glyph01198 * glyph01207 * glyph01215 * glyph01216 * glyph01217 * glyph01218 * glyph01221 * glyph01228 * glyph01229 * glyph01240 * glyph01240 * glyph01244 * glyph01247 * glyph01248 * glyph01248 * glyph01249 * glyph01250 * glyph01251 * glyph01257 * glyph01258 * glyph01259 * glyph01266 * glyph01271 * glyph01272 * glyph01287 * glyph01291 * glyph01304 * glyph01311 * glyph01341 * glyph01361 * glyph01363 * glyph01364 * glyph01365 * glyph01407 * glyph01408 * glyph01410 * glyph01441 * glyph01443 and glyph01446 [code: found-nested-components]

Are there caret positions declared for every ligature?

Check ID: <FontBakeryCheck:com.google.fonts/check/ligature_carets>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    This font lacks caret position values for ligature glyphs on its GDEF table. [code: lacks-caret-pos]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    This font lacks caret position values for ligature glyphs on its GDEF table. [code: lacks-caret-pos]

Is there kerning info for non-ligated sequences?

Check ID: <FontBakeryCheck:com.google.fonts/check/kerning_for_non_ligated_sequences>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    GPOS table lacks kerning info for the following non-ligated sequences:

    - f + f
    
    - f + b
    
    - b + f
    
    - f + h
    
    - h + f
    
    - f + i
    
    - i + f
    
    - f + j
    
    - j + f
    
    - f + k
    
    - k + f
    
    - f + l
    
    - l + f
    
    - f + t
    
    - t + b
    
    - h + i
    
    - i + j
    
    - j + k
    
    - k + l
    
    - l + t [code: lacks-kern-info]
    
⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    GPOS table lacks kerning info for the following non-ligated sequences:

    - f + f
    
    - f + i
    
    - i + f
    
    - f + j
    
    - j + f
    
    - f + l
    
    - l + f
    
    - f + t
    
    - t + f
    
    - i + j
    
    - j + l
    
    - l + t [code: lacks-kern-info]
    

Name table strings must not contain the string 'Reserved Font Name'.

Check ID: <FontBakeryCheck:com.google.fonts/check/name/rfn>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Name table entry contains "Reserved Font Name" for a family name (‘Source’) that differs from the currently used family name (SourceSerif4), which is fine. [code: legacy-familyname]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Name table entry contains "Reserved Font Name" for a family name (‘Source’) that differs from the currently used family name (SourceSerif4), which is fine. [code: legacy-familyname]

A static fonts directory with at least two fonts must accompany variable fonts

Check ID: <FontBakeryCheck:com.google.fonts/check/repo/vf_has_static_fonts>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Please consider adding a subdirectory called "static/" and including in it static font files. [code: missing]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Please consider adding a subdirectory called "static/" and including in it static font files. [code: missing]

METADATA.pb: Designers are listed correctly on the Google Fonts catalog?

Check ID: <FontBakeryCheck:com.google.fonts/check/metadata/designer_profiles>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    It seems that Frank Grießhammer is still not listed on the designers catalog. Please submit a photo and a link to a webpage where people can learn more about the work of this designer/typefoundry. [code: profile-not-found]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    It seems that Frank Grießhammer is still not listed on the designers catalog. Please submit a photo and a link to a webpage where people can learn more about the work of this designer/typefoundry. [code: profile-not-found]

Ensure Stylistic Sets have description.

Check ID: <FontBakeryCheck:com.google.fonts/check/stylisticset_description>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    The stylistic set ss03 lacks a description string on the 'name' table. [code: missing-description]

Ensure fonts have ScriptLangTags declared on the 'meta' table.

Check ID: <FontBakeryCheck:com.google.fonts/check/meta/script_lang_tags>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    This font file does not have a 'meta' table. [code: lacks-meta-table]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    This font file does not have a 'meta' table. [code: lacks-meta-table]

Section: Universal

⚠️⚠️⚠️⚠️⚠️⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩ℹ️ℹ️ℹ️ℹ️

Does the font contain a soft hyphen?

Check ID: <FontBakeryCheck:com.google.fonts/check/soft_hyphen>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    This font has a 'Soft Hyphen' character. [code: softhyphen]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    This font has a 'Soft Hyphen' character. [code: softhyphen]

Detect any interpolation issues in the font.

Check ID: <FontBakeryCheck:com.google.fonts/check/interpolation_issues>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Interpolation issues were found in the font: - Contour 1 start point differs in glyph 'glyph00445' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>

    - Contour 2 start point differs in glyph 'Q' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'uni2070' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'theta' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'glyph00446' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'O' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 2 start point differs in glyph 'Oslash' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 2 start point differs in glyph 'Omicrontonos' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'glyph00466' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 3 start point differs in glyph 'X' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa110>
    
    - Contour 4 start point differs in glyph 'X' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa110>
    
    - Contour 1 start point differs in glyph 'glyph00434' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 4 start point differs in glyph 'uni04B2' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa110>
    
    - Contour 5 start point differs in glyph 'uni04B2' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa110>
    
    - Contour 2 start point differs in glyph 'uni042E' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 2 start point differs in glyph 'uni0472' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310>
    
    - Contour 1 start point differs in glyph 'glyph00476' between location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f801034b710> and location <fontTools.ttLib.ttGlyphSet._TTGlyphSetGlyf object at 0x7f8011baa310> [code: interpolation-issues]
    

Check accent of Lcaron, dcaron, lcaron, tcaron (derived from com.google.fonts/check/alt_caron)

Check ID: <FontBakeryCheck:com.google.fonts/check/alt_caron:googlefonts>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Lcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    dcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    lcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    tcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Lcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    dcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    lcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

  • ⚠️ WARN

    tcaron is decomposed and therefore could not be checked. Please check manually. [code: decomposed-outline]

Section: fontbakery.profiles.post

⚠️⚠️

Font has correct post table version?

Check ID: <FontBakeryCheck:com.google.fonts/check/post_table_version>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    Post table format 3 use has niche use case problems.Please review the check rationale for additional details. [code: post-table-version]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    Post table format 3 use has niche use case problems.Please review the check rationale for additional details. [code: post-table-version]

Section: fontbakery.profiles.dsig

⚠️⚠️

Does the font have a DSIG table?

Check ID: <FontBakeryCheck:com.google.fonts/check/dsig>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    This font has a digital signature (DSIG table) which is only required - even if only a placeholder - on old programs like MS Office 2013 in order to work properly. The current recommendation is to completely remove the DSIG table. [code: found-DSIG]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    This font has a digital signature (DSIG table) which is only required - even if only a placeholder - on old programs like MS Office 2013 in order to work properly. The current recommendation is to completely remove the DSIG table. [code: found-DSIG]

Section: fontbakery.profiles.fvar

🔥⚠️⚠️⏩⏩⏩⏩⏩⏩⏩⏩⏩⏩

The variable font 'opsz' (Optical Size) axis coordinate should be between 10 and 16 on the 'Regular' instance.

Check ID: <FontBakeryCheck:com.google.fonts/check/varfont/regular_opsz_coord>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    The "opsz" (Optical Size) coordinate on the "Regular" instance is recommended to be a value in the range 10 to 16. Got 20.0 instead. [code: opsz-out-of-range]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    The "opsz" (Optical Size) coordinate on the "Regular" instance is recommended to be a value in the range 10 to 16. Got 20.0 instead. [code: opsz-out-of-range]

Validates that when an instance record is included for the default instance, its subfamilyNameID value is set to a name ID whose string is equal to the string of either name ID 2 or 17, and its postScriptNameID value is set to a name ID whose string is equal to the string of name ID 6.

Check ID: <FontBakeryCheck:com.adobe.fonts/check/varfont/valid_default_instance_nameids>
🔥 SourceSerif4-Italic[opsz,wght].ttf
  • 🔥 FAIL

    'Italic' instance has the same coordinates as the default instance; its postscript name should be 'SourceSerif4Italic-Italic', instead of 'SourceSerif4Italic-Regular'. [code: invalid-default-instance-postscript-name]

Section: Shaping Checks

⚠️⚠️⚠️⏩⏩⏩⏩⏩⏩⏩

Ensure dotted circle glyph is present and can attach marks.

Check ID: <FontBakeryCheck:com.google.fonts/check/dotted_circle>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    No dotted circle glyph present [code: missing-dotted-circle]

⚠️ SourceSerif4[opsz,wght].ttf
  • ⚠️ WARN

    No dotted circle glyph present [code: missing-dotted-circle]

Ensure soft_dotted characters lose their dot when combined with marks that replace the dot.

Check ID: <FontBakeryCheck:com.google.fonts/check/soft_dotted>
⚠️ SourceSerif4-Italic[opsz,wght].ttf
  • ⚠️ WARN

    The dot of soft dotted characters should disappear in other cases, for example: ĭ̛ i̛̇ i̛̊ i̛̋ ĭ̤ i̤̇ i̤̊ i̤̋ ĭ̦ i̦̇ i̦̊ i̦̋ ĭ̧ i̧̇ i̧̊ i̧̋ ĭ̩ i̩̇ i̩̊ i̩̋

    Your font fully covers the following languages that require the soft-dotted feature: Ma’di (Latn, 584,000 speakers), Igbo (Latn, 27,823,640 speakers), Belarusian (Cyrl, 10,064,517 speakers), Ukrainian (Cyrl, 29,273,587 speakers), Navajo (Latn, 166,319 speakers), Lithuanian (Latn, 2,357,094 speakers), Ebira (Latn, 2,200,000 speakers).

    Your font does not cover the following languages that require the soft-dotted feature: Basaa (Latn, 332,940 speakers), Nateni (Latn, 100,000 speakers), Koonzime (Latn, 40,000 speakers), Ejagham (Latn, 120,000 speakers), Avokaya (Latn, 100,000 speakers), Lugbara (Latn, 2,200,000 speakers), Dutch (Latn, 31,709,104 speakers), Aghem (Latn, 38,843 speakers), Dan (Latn, 1,099,244 speakers), Kom (Latn, 360,685 speakers). [code: soft-dotted]