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@leanprover-community

leanprover-community

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

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  1. mathlib4 mathlib4 Public

    The math library of Lean 4

    Lean 2.9k 1.1k

  2. mathematics_in_lean mathematics_in_lean Public

    The user home repository for the Mathematics in Lean tutorial.

    HTML 471 350

  3. lean-liquid lean-liquid Public

    💧 Liquid Tensor Experiment

    Lean 223 15

  4. batteries batteries Public

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

    Lean 361 136

  5. aesop aesop Public

    White-box automation for Lean 4

    Lean 341 49

  6. ProofWidgets4 ProofWidgets4 Public

    Helper toolkit for creating your own Lean 4 UserWidgets

    Lean 185 44

Repositories

Showing 10 of 90 repositories
  • blog Public

    Source for the community blog

    leanprover-community/blog’s past year of commit activity
    Python 7 26 4 3 Updated Feb 25, 2026
  • mathlib4 Public

    The math library of Lean 4

    leanprover-community/mathlib4’s past year of commit activity
    Lean 2,935 Apache-2.0 1,108 268 (16 issues need help) 2,260 Updated Feb 25, 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 1 Apache-2.0 1,114 0 18 Updated Feb 25, 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 361 Apache-2.0 136 28 (2 issues need help) 48 Updated Feb 25, 2026
  • queueboard Public
    leanprover-community/queueboard’s past year of commit activity
    AspectJ 0 Apache-2.0 0 0 0 Updated Feb 25, 2026
  • azure-scripts Public

    scripts and cron jobs for Azure

    leanprover-community/azure-scripts’s past year of commit activity
    Python 1 5 0 0 Updated Feb 25, 2026
  • lean4game Public

    Server to host lean games.

    leanprover-community/lean4game’s past year of commit activity
    TypeScript 409 GPL-3.0 74 106 12 Updated Feb 25, 2026
  • mathlib4_copy Public Forked from leanprover-community/mathlib4

    A fork of the mathlib4 repo with CI disabled

    leanprover-community/mathlib4_copy’s past year of commit activity
    Lean 0 Apache-2.0 1,113 0 0 Updated Feb 25, 2026
  • repl Public

    A simple REPL for Lean 4, returning information about errors and sorries.

    leanprover-community/repl’s past year of commit activity
    Lean 191 Apache-2.0 65 25 19 Updated Feb 25, 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 72 MIT 171 18 9 Updated Feb 25, 2026