7 GitHub Repos I'd Actually Use to Find Free AI APIs and No-Cost AI Tools

Every time I look for "free AI," I run into the same problem: most lists mix permanent free APIs, short-lived trial credits, and random consumer AI sites as if they were the same thing. They are not, and that difference matters a lot if you are actually building something. After digging through these repos, the useful takeaway is simple: no single repo does everything well. Some are much better for API hunting, one is surprisingly practical for Claude Code, and others are better when you want br