• 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.

    OMG I just love this tool way too much.

    —Hugo Giraudel

    ‘open source’ orgs

    Sass

    Core Contributor: CSS with superpowers

    4 ‘open source’ episodes

    2015

    Herman @ OddBird

    | project

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

    2014

    Accoutrement @ OddBird

    | project

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

    2013

    True @ OddBird

    | project

    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.

    2009

    Susy @ OddBird

    | project

    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.