fuge is an Erlang library for carefully refactoring critical paths. Fuge allows you to implement Branch by Abstraction in production. See the excellent GitHub Scientist Post on why this pattern is useful.
loki is an Erlang key value store with optional key level locks and configurable backends. It is used in production at GameAnalytics
hydrogen is an Erlang project that aims to help you avoid repeating the same util code in each of your project. Its goals are to be useful, reusable, easy to integrate with and fast.
guinea is a library that provides a HTTP endpoint written in Erlang for load testing HTTP clients. It is inspired by httpbin.
Master thesis project to implement distributed consensus using Paxos.