VariableSpacing is packaged and distributed as a RoboFont extension.

• Installing with Mechanic
• Installing manually
• Installing from source

Installing with Mechanic

It is recommended to install VariableSpacing using Mechanic, so it can automatically check for updates and install them.

1. Download the file VariableSpacing.mechanic from the repository.
2. Go to the Mechanic extension’s settings.
3. Use the plus button to add the .mechanic file to the list of Single Extension Items.

Installing manually

The VariableSpacing extension can also be installed manually if you download the extension package.

Simply double-click the file VariableSpacing.roboFontExt to have it installed in RoboFont.

Installing from source

VariableSpacing can be used directly from the source code if you download the repository.

This mode allows developers to make changes to the code while using and testing the tools in RoboFont.

1. Clone the repository using git clone (recommended) or download the source code.
2. In the RoboFont Preferences window, go to Extensions > Start Up Scripts.
3. Add the file VariableSpacing/code/Lib/start.py to the list of start-up scripts.
4. Save the settings and restart RoboFont; VariableSpacing will now appear under the Extensions menu.