Top 10 Open-Source Picks: July 16
A curated look at the 10 open-source repositories that dominated developer attention on Thursday, July 16, 2026. From trending newcomers to steadily-growing community favorites, here is what mattered most.
EbookFoundation/free-programming-books
:books: Freely available programming books
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.
multica-ai/andrej-karpathy-skills
A single CLAUDE.md file to improve Claude Code behavior, derived from Andrej Karpathy's observations on LLM coding pitfalls.
DigitalPlatDev/FreeDomain
DigitalPlat FreeDomain: Free Domain For Everyone
Editor's Takeaway
On July 16, 2026, these 10 repositories captured the attention of developers worldwide. Leading the charge were awesome, public-apis, free-programming-books 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.