📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail

Deploy web apps anywhere.

Effing package management! Build packages for multiple platforms (deb, rpm, etc) with great ease and sanity.

🤖 Dependabot's core logic for creating update PRs.

📮 Untangle your GitHub Notifications

The open source error catcher that's Airbrake API compliant 🇺🇦

Ruby: parallel processing made simple and fast

A self-hosted, anti-social RSS reader.

Ruby toolkit for the GitHub API

Versioned database views for Rails

Sync data from one Postgres database to another

Feature flippers.

Use Vagrant to manage your EC2 and VPC instances.

A (tampering) proxy server for Apple's Siri

The automatic indexer for Postgres

Online MySQL schema migrations

Experiment Driven Development for Ruby

A command-line tool that helps you ship changes to a Kubernetes namespace and understand the result

A/B testing framework

Structured AI workflows made easy

CI Joe is a fun Continuous Integration server. Unmaintained.

ruby.wasm is a collection of WebAssembly ports of the CRuby.

Visualize your team's metrics all in one place.

undercover warns about methods, classes and blocks that were changed without tests, to help you easily find untested code and reduce the number of bugs. It does so by analysing data from git diffs,…

Generate complex gmail filters via a neat little ruby DSL

shift is an application that helps you run schema migrations on MySQL databases

Agent is an attempt at modelling Go-like concurrency, in Ruby

Convergent Replicated Data Types

Simple Agents Made Easy

A tool for programmatically verifying database backups