Top 10 Open-Source Picks: July 7
A curated look at the 10 open-source repositories that dominated developer attention on Tuesday, July 7, 2026. From trending newcomers to steadily-growing community favorites, here is what mattered most.
addyosmani/agent-skills
Production-grade engineering skills for AI coding agents.
mvanhorn/last30days-skill
AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and the web - then synthesizes a grounded summary
karakeep-app/karakeep
A home automation dashboard for managing devices, scenes, and automations
codecrafters-io/build-your-own-x
Master programming by recreating your favorite technologies from scratch.
freeCodeCamp/freeCodeCamp
freeCodeCamp.org's open-source codebase and curriculum. Learn math, programming, and computer science for free.
openclaw/openclaw
Your own personal AI assistant. Any OS. Any Platform. The lobster way. 🦞
jwasham/coding-interview-university
A complete computer science study plan to become a software engineer.
obra/superpowers
An agentic skills framework & software development methodology that works.
affaan-m/ECC
The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.
Editor's Takeaway
On July 7, 2026, these 10 repositories captured the attention of developers worldwide. Leading the charge were agent-skills, last30days-skill, karakeep alongside 7 other compelling projects, with each representing a different facet of where open-source momentum is heading. What ties them together is community trust: high star counts, active contributors, and real-world utility. If you haven't already, explore each project on its detail page, check out the contributor leaderboard, and consider starring the ones that solve problems you care about. Open source thrives when people engage, and these 10 repos are the proof.