💎💨 Next-gen very fast Ruby tooling

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A CLI tool for analyzing Claude Code/Codex CLI usage from local JSONL files.

TypeScript-first schema validation with static type inference

🐙 Guides, papers, lessons, notebooks and resources for prompt engineering, context engineering, RAG, and AI Agents.

Ruby client for Hugging Face API

node.js command-line interfaces made easy

JavaScript Promiseの本

A prism backend for the whitequark/parser gem

A fast TOML parser gem fully compliant with TOML v1.0.0

web development for the rest of us

Runs a load test on the selected URL. Fast and easy to use. Can be integrated in your own workflow using the API.

Next generation testing framework powered by Vite.

A cat(1) clone with wings.

_ allows you to write Ruby script by using only _.

🔍 consult.el - Consulting completing-read

Launch [debugger](https://github.com/ruby/debug) if spec is failed.

Ruby Tests Profiling Toolbox

⚡ Dynamically generated stats for your github readmes

Emacs client/library for the Language Server Protocol

A syntax-highlighting pager for git, diff, grep, and blame output

Architecture decision record (ADR) examples for software planning, IT leadership, and template documentation

"git bisect" ruby without compilation trouble

A modern replacement for ‘ls’.

Change a non-default gem to a default gem in your local environment

High-level image processing wrapper for libvips and ImageMagick/GraphicsMagick

Overload for Ruby