whichlib

Ask your agent which library to use and get evidence back. whichlib returns GitHub repositories for a need in plain words, ranked by a transparent 0-100 score (momentum 40%, maintenance 25%, adoption incl. npm/PyPI weekly downloads 25%, license 10%) with a tier and a one-line verdict like "Gaining steadily, 145M downloads/wk, pushed 3 days ago, MIT". Tools: recommend_repos (best repos for a need), compare_repos (2-10 repos side by side), trending_repos (most-starred new repos by day/week/month). Local, Node 22+, MIT, no account. Optional GitHub token raises GitHub's rate limit.

First seen 2 Oct 2026. Evidence as of 5 Oct 2026.