Flippant brings feature toggling to Elixir. Compose groups and rules dynamically to roll out new features. Also, a get an efficient breakdown of every feature the current user has access to—ideal for single page apps.

Flippant is backed by Redis in production, but ships with a Memory adapter for testing. The readme has a detailed walk through to introduce the concepts and get you started.

https://github.com/sorentwo/flippant