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Automatically generates beautiful and easy-to-read ER diagrams from your database.

NGINX configuration static analyzer

Over 25 Stimulus controllers with built-in behavior, top-tier documentation, designed for easy extension, and ready for your styles to solve every day frontend problems.

Hot reloading for Hotwire

Run RSpec tests on multiple cores. Like parallel_tests but with incremental summarized output. Originally extracted from the Discourse and Rubygems source code.

A virtual monitor for screen sharing

A tracer for Active Record queries

An utility for encoding or decoding QR code

Golang-style defer in Ruby

Omochi leverages static analysis techniques to scrutinize Ruby codebases and identify methods that lack associated spec files.

A tool to pack Ruby and Ruby scripts in one binary. This tool is still under development.

A pure Ruby implementation of Protobuf designed to optimize well with JIT compilers.

Inline RBS type declaration

A high-performance web server for Ruby, supporting HTTP/1, HTTP/2 and TLS.

Property-Based Testing tool for Ruby that supports concurrency with Ractor.

📏 next generation CRuby profiler

REPL for HTTP

Free, simple, and intuitive online database diagram editor and SQL generator.

A modern Python package and dependency manager supporting the latest PEP standards

RBS as a Property

web development, streamlined