Contributor Matchmaker

Best Lean Repos to Contribute To

Matched to your experience level using real merge rates, maintainer response times, and first-PR success data.

42% matchA Tier 11 GFIs

google-deepmind/formal-conjectures

A collection of formalized statements of conjectures in Lean.

  • 11 open good first issues
36% matchA Tier 1 GFIs

leanprover-community/iris-lean

Lean 4 port of Iris, a higher-order concurrent separation logic framework

  • 67% of first-time PRs get merged
  • 1 open good first issues
  • Merges 74% of outside pull requests
26% matchA Tier 38 GFIs

leanprover-community/physlib

A project to digitalise results from physics into Lean.

  • 38 open good first issues

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