A light-weight and powerful meta-prompting, context engineering and spec-driven development system for Claude Code by TÂCHES.

Ministack: Free, open-source local AWS emulator - 60+ services, Terraform compatible, real databases. Free forever. MIT licensed.

An agentic skills framework & software development methodology that works.

Fast, accurate & comprehensive text measurement & layout

Redis and Valkey module that implements the token-bucket algorithm as a native command for high-performance rate limiting

Run your GitHub Actions locally 🚀

A hand-picked collection of the finest of resources for the most awesome of agents, Claude Code, the undisputed champion of coding companions, from the unstoppable team at Anthropic PBC. A delectab…

React hook library for managing cart state

AdGuard Content Blocking Filters

An open-source UI component library for building high-quality, accessible design systems and web apps for Vue. Previously Radix Vue

Fast Desktop Switching Device

OpenProject is the leading open source project management software for product, project and portfolio management. A powerful Jira alternative with agile planning, issue tracking, roadmaps, Gantt ch…

AI-Powered Photos App 🌈💎✨

🦔 PostHog is the leading platform for building self-driving products. Our developer tools – AI observability, analytics, session replay, flags, experiments, error tracking, logs, and more – capture…

Open Source Feature Flags, Experimentation, and Product Analytics

Data analytics interview questions and answers

📊⚽ A collection of football analytics projects, data, and analysis by Edd Webster (@eddwebster), including a curated list of publicly available resources published by the football analytics community.

simple terminal UI for git commands

An enterprise-class UI design language and React UI library

Pure Python spell-checker, (almost) full port of Hunspell

Rack middleware for blocking abusive requests

Self hosted alternative to Google Photos

NoteCalc is a handy calculator trying to bring the advantages of Soulver to the web.

An open source email campaign management tool for nonprofits

Front End interview preparation materials for busy engineers (updated for 2026)

Go tools, libraries

MoonBit tools, libraries

📖 Heuristics for effective management