The most scalable open-source MQTT broker for IoT, IIoT, and connected vehicles

Erlang/OTP

Small, fast, modern HTTP server for Erlang/OTP.

Seamless multi-master syncing database with an intuitive HTTP/JSON API, designed for reliability

Robust, Ubiquitous and Massively Scalable Messaging Platform (XMPP, MQTT, SIP Server)

Lisp Flavoured Erlang (LFE)

ActorDB distributed SQL database

MochiWeb is an Erlang library for building lightweight HTTP servers.

a Map/Reduce framework for distributed computing

A hunky Erlang worker pool factory

A REST-based system for building web applications.

because you need another a key/value storage engine

Yaws webserver

Distributed systems infrastructure used by Riak.

Socket acceptor pool for TCP protocols.

A logging framework for Erlang/OTP

Extended process registry for Erlang

Lua in Erlang

ATTENTION: Please find the canonical repository here:

[DEPRECATED] Heroku log router

Nitrogen Web Framework for Erlang (now with websockets!)

Prototype implementation of Lasp in Erlang.

PropEr: a QuickCheck-inspired property-based testing tool for Erlang

A mocking library for Erlang

Ruby-like hybrid OOP/functional programming language for BEAM, the Erlang VM

On-the-fly recompiling and reloading in Erlang. Code without friction.

Sane, simple release creation for Erlang

an erlang application for consuming, producing and manipulating json. inspired by yajl

The extensible Erlang SMTP client and server library.

Simple, robust and performant Erlang web server