QuickLook plugins and packages
A gem to use Rails Database Migrations in non Rails projects
xlsx generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx excels at helping you generate beautiful Office Open XML Spreadsheet documents without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.
Sidekiq JSON log format, e.g. for Logstash
Beautiful static documentation for your API
React-Pivot is a data-grid component with pivot-table-like functionality for data display, filtering, and exploration.
ReactJS Support for atom (syntax, snippets)
Posts messages to Slack.
Recipe to build an OpenVPN image for Docker
Virtual machine templates for Debian
Ruby script to create and manage OmniFocus tasks based on your Jira tickets
Vagrant provider for GCE.
Dockerfiles and scripts for Spark and Shark Docker images
Packer templates for vagrant baseboxes
A Cloudfuji chat application
Node.js client for airbrakeapp.com, formerly hoptoad.
A log analyzing web interface for logstash and elasticsearch. More info at http://www.kibana.org
Use CodeMirror with Rails 3
Easing the building of vagrant boxes
set base apt repositories and run apt-get upgrade