Just open source and Nothing Else

Design systems streamline development, communication, and consistency – but often rely on dedicated teams and extended budgets.

Design systems must be meaningful to both humans and machines Accoutrement provides Sass design-token management that improves readability and consistency, while encouraging automation.

True is a full-featured unit-testing library for Sass. The core functionality is written in pure SassScript, so it can be used anywhere Sass is compiled. Advanced features are available with our JS test-runner integration.

Susy is a lightweight grid-layout engine for Sass, designed to simplify and clarify responsive grid layouts without ever getting in your way. Originally released in 2009, Susy has become one of the most popular layout frameworks on the web.