Skip to content
@leanprover-community

leanprover-community

Community-built infrastructure for the Lean (https://leanprover.github.io/) theorem prover

Pinned Loading

  1. mathlib4 mathlib4 Public

    The math library of Lean 4

    Lean 4.3k 1.8k

  2. mathematics_in_lean mathematics_in_lean Public

    The user home repository for the Mathematics in Lean tutorial.

    HTML 622 434

  3. lean-liquid lean-liquid Public

    💧 Liquid Tensor Experiment

    Lean 255 22

  4. batteries batteries Public

    The "batteries included" extended library for the Lean programming language and theorem prover

    Lean 422 168

  5. aesop aesop Public

    White-box automation for Lean 4

    Lean 410 60

  6. ProofWidgets4 ProofWidgets4 Public

    Helper toolkit for creating your own Lean 4 UserWidgets

    Lean 229 49

Repositories

Showing 10 of 107 repositories
  • con-nf Public

    A formal consistency proof of Quine's set theory New Foundations

    leanprover-community/con-nf's past year of commit activity
    Lean 89 Apache-2.0 10 1 0 Updated Oct 22, 2026
  • blog Public

    Source for the community blog

    leanprover-community/blog's past year of commit activity
    Python 11 32 4 3 Updated Oct 22, 2026
  • leanprover-community.github.io Public

    Hosts the website for mathlib and other Lean community infrastructure.

    leanprover-community/leanprover-community.github.io's past year of commit activity
    CSS 84 MIT 192 20 18 Updated Oct 22, 2026
  • mathlib4 Public

    The math library of Lean 4

    leanprover-community/mathlib4's past year of commit activity
    Lean 4,339 Apache-2.0 1,785 292 (16 issues need help) 3,222 Updated Oct 22, 2026
  • mathlib4-nightly-testing Public Forked from leanprover-community/mathlib4

    nightly-testing and lean-pr-testing branches of Mathlib

    leanprover-community/mathlib4-nightly-testing's past year of commit activity
    Lean 3 Apache-2.0 1,803 0 13 Updated Oct 22, 2026
  • physlib Public

    A project to digitalise results from physics into Lean.

    leanprover-community/physlib's past year of commit activity
    Lean 805 Apache-2.0 215 37 (9 issues need help) 77 Updated Oct 22, 2026
  • crossref-exports Public
    leanprover-community/crossref-exports's past year of commit activity
    JavaScript 0 2 0 0 Updated Oct 22, 2026
  • batteries-recycling Public
    leanprover-community/batteries-recycling's past year of commit activity
    Lean 0 Apache-2.0 0 0 1 Updated Oct 22, 2026
  • batteries-cell-template Public template
    leanprover-community/batteries-cell-template's past year of commit activity
    Lean 0 Apache-2.0 0 0 1 Updated Oct 22, 2026
  • batteries Public

    The "batteries included" extended library for the Lean programming language and theorem prover

    leanprover-community/batteries's past year of commit activity
    Lean 422 Apache-2.0 168 26 (1 issue needs help) 70 Updated Oct 22, 2026
View all repositories