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Lean

Lean Prover

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  1. lean4 lean4 Public

    Lean 4 programming language and theorem prover

    Lean 9.8k 1.1k

Repositories

Showing 10 of 223 repositories
  • lean4 Public

    Lean 4 programming language and theorem prover

    leanprover/lean4's past year of commit activity
    Lean 9,836 Apache-2.0 1,084 1,149 (6 issues need help) 771 Updated Nov 3, 2026
  • downstream-lean4 Public

    A collection of packages downstream of Lean 4.

    leanprover/downstream-lean4's past year of commit activity
    Lean 6 6 0 45 Updated Nov 3, 2026
  • lean4-pr-releases Public

    Automated releases from leanprover/lean4 PRs

    leanprover/lean4-pr-releases's past year of commit activity
    3 3 0 0 Updated Nov 3, 2026
  • lean-workbench Public

    Online Lean Workbench

    leanprover/lean-workbench's past year of commit activity
    TypeScript 11 Apache-2.0 1 37 4 Updated Nov 3, 2026
  • cslib Public

    The Lean Computer Science Library (CSLib)

    leanprover/cslib's past year of commit activity
    Lean 792 Apache-2.0 218 50 163 Updated Nov 2, 2026
  • reservoir-index Public

    Registry index for Reservoir

    leanprover/reservoir-index's past year of commit activity
    Lean 8 3 1 0 Updated Nov 2, 2026
  • lean-beam Public

    Claude/Codex skill and local workflow layer for efficient interaction with Lean 4 and Monte-Carlo Tree Search.

    leanprover/lean-beam's past year of commit activity
    Lean 44 Apache-2.0 5 19 18 Updated Nov 2, 2026
  • comparator-live Public

    An online live.lean-lang.org-style playground for running the Comparator tool

    leanprover/comparator-live's past year of commit activity
    TypeScript 4 Apache-2.0 0 0 0 Updated Nov 2, 2026
  • lean-kernel-arena Public
    leanprover/lean-kernel-arena's past year of commit activity
    Lean 55 Apache-2.0 39 0 1 Updated Nov 3, 2026
  • radar Public

    "Do you know how fast you were going?"

    leanprover/radar's past year of commit activity
    Java 7 Apache-2.0 1 0 0 Updated Nov 2, 2026
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