CLI for Building & Distributing iOS Apps (.ipa Files)

SoundCloud for macOS and Windows

Motions and text objects for erlang!

Erlang Patterns of Concurrency

Parse command line arguments from nothing more than a usage message

Riml is a ruby-like language that compiles to VimL.

Multiplayer Spacewar over websockets built on Erlang with Cowboy.

A framework for distributed systems verification, with fault injection

Decorators/View-Models for Rails Applications

line-profiler for ruby

Cloud Computing library for erlang (Amazon EC2, S3, SQS, SimpleDB, Mechanical Turk, ELB)

Ernie is an Erlang/Ruby BERT-RPC Server.

A hunky Erlang worker pool factory

Erlang MySQL Driver (from code.google.com)

Ganglia Web Frontend

A sinatra app that exposes a REST API for rollout.

UUIDs that are byte-ordered lamport clocks (timestamp, worker_id). Much simpler than type-1 UUID's crappy, weirdo layout.

Ganglia Web Frontend

RolloutUI: A slick way to rollout features in your web app.

The Ruby cloud services library.

A free utility to help web developers watch and manipulate network traffic from their web applications.

Fuzzy file, buffer, mru, tag, etc finder.

A free utility to help web developers watch and manipulate network traffic from their AJAX applications.

SlimGems

statsd on the jvm

rebar create template=riak_core appid=myapp

Automatically detect mobile requests from mobile devices in your Rails application.