Repositories list

• lean4

  Public

  leanprover/lean4’s past year of commit activity
  Lean 4 programming language and theorem prover

  leanlean4

  Lean

  •

  Apache License 2.0

  •747•7.2k•846•426•Updated Feb 4, 2026Feb 4, 2026

• lean4-pr-releases

  Public

  leanprover/lean4-pr-releases’s past year of commit activity
  Automated releases from leanprover/lean4 PRs

  3•2•0•0•Updated Feb 4, 2026Feb 4, 2026

• cslib

  Public

  leanprover/cslib’s past year of commit activity
  The Lean Computer Science Library (CSLib)

  computer-sciencelean

  Lean

  •

  Apache License 2.0

  •56•265•17•21•Updated Feb 4, 2026Feb 4, 2026

• KLR

  Public

  leanprover/KLR’s past year of commit activity
  A formalization of ML kernel languages

  C

  •

  Apache License 2.0

  •12•39•7•11•Updated Feb 4, 2026Feb 4, 2026

• human-eval-lean

  Public

  leanprover/human-eval-lean’s past year of commit activity
  Hand-written verified Lean solutions for the HumanEval benchmark

  Lean

  •

  MIT License

  •8•27•139•7•Updated Feb 3, 2026Feb 3, 2026

• doc-gen4

  Public

  leanprover/doc-gen4’s past year of commit activity
  Document Generator for Lean 4

  lean4

  Lean

  •

  Apache License 2.0

  •58•122•27•4•Updated Feb 3, 2026Feb 3, 2026

• verso

  Public

  leanprover/verso’s past year of commit activity
  Lean documentation authoring tool

  JavaScript

  •

  Apache License 2.0

  •100•252•53•14•Updated Feb 3, 2026Feb 3, 2026

• lean-kernel-arena

  Public

  leanprover/lean-kernel-arena’s past year of commit activity
  Python

  •4•12•0•2•Updated Feb 3, 2026Feb 3, 2026

• lean4export

  Public

  leanprover/lean4export’s past year of commit activity
  Plain-text declaration export for Lean 4

  Lean

  •

  Apache License 2.0

  •14•22•1•3•Updated Feb 3, 2026Feb 3, 2026

• lean4-nightly

  Public

  leanprover/lean4-nightly’s past year of commit activity
  Nightly builds

  3•23•0•0•Updated Feb 3, 2026Feb 3, 2026

• radar

  Public

  leanprover/radar’s past year of commit activity
  "Do you know how fast you were going?"

  Java

  •1•4•0•1•Updated Feb 2, 2026Feb 2, 2026

• reference-manual

  Public

  leanprover/reference-manual’s past year of commit activity
  The Lean reference manual

  Lean

  •

  Apache License 2.0

  •48•102•102•15•Updated Feb 2, 2026Feb 2, 2026

• reservoir-index

  Public

  leanprover/reservoir-index’s past year of commit activity
  Registry index for Reservoir

  Lean

  •3•5•0•0•Updated Feb 1, 2026Feb 1, 2026

• leansqlite

  Public

  leanprover/leansqlite’s past year of commit activity
  SQLite bindings for Lean

  C

  •

  Apache License 2.0

  •0•28•0•0•Updated Jan 30, 2026Jan 30, 2026

• verso-templates

  Public

  leanprover/verso-templates’s past year of commit activity
  Templates for getting started with Verso

  Lean

  •1•3•0•0•Updated Jan 29, 2026Jan 29, 2026

• verso-web-components

  Public
  A collection of reusable components from the Lean website designed build related sites with the same look and feel.

  Lean

  •

  Apache License 2.0

  •0•3•0•1•Updated Jan 26, 2026Jan 26, 2026

• lean4-cli

  Public

  leanprover/lean4-cli’s past year of commit activity
  A Lean 4 library for configuring Command Line Interfaces and parsing command line arguments.

  clileanlean4

  Lean

  •

  MIT License

  •23•94•1•0•Updated Jan 26, 2026Jan 26, 2026

• lean4checker

  Public

  leanprover/lean4checker’s past year of commit activity
  Replay the `Environment` for a given Lean module, ensuring that all declarations are accepted by the kernel.

  Lean

  •

  Apache License 2.0

  •9•32•0•1•Updated Jan 26, 2026Jan 26, 2026

• comparator

  Public

  leanprover/comparator’s past year of commit activity
  Lean

  •1•17•3•4•Updated Jan 26, 2026Jan 26, 2026

• subverso

  Public

  leanprover/subverso’s past year of commit activity
  Lean

  •

  Apache License 2.0

  •8•6•3•0•Updated Jan 25, 2026Jan 25, 2026

• fp-lean

  Public

  leanprover/fp-lean’s past year of commit activity
  Functional Programming in Lean

  Lean

  •

  Other

  •53•140•60•8•Updated Jan 23, 2026Jan 23, 2026

• velcom

  Public

  leanprover/velcom’s past year of commit activity
  Continuous benchmarking

  Java

  •

  MIT License

  •1•19•4•0•Updated Jan 23, 2026Jan 23, 2026

• radar-bench-mathlib4

  Public

  leanprover/radar-bench-mathlib4’s past year of commit activity
  Radar benchmarking for mathlib4

  Python

  •0•1•0•0•Updated Jan 23, 2026Jan 23, 2026

• radar-bench-lean4

  Public

  leanprover/radar-bench-lean4’s past year of commit activity
  Radar benchmarking for lean4

  Python

  •0•0•0•0•Updated Jan 23, 2026Jan 23, 2026

• radar-bench-cslib

  Public

  leanprover/radar-bench-cslib’s past year of commit activity
  Radar benchmarking for cslib

  Python

  •0•0•0•0•Updated Jan 20, 2026Jan 20, 2026

• vscode-lean4

  Public

  leanprover/vscode-lean4’s past year of commit activity
  Visual Studio Code extension for the Lean 4 proof assistant

  vscodelean

  TypeScript

  •

  Apache License 2.0

  •84•247•52•9•Updated Jan 19, 2026Jan 19, 2026

• radar-bench-generic

  Public

  leanprover/radar-bench-generic’s past year of commit activity
  Generic radar benchmark repo that tries to execute bench suites at well-known locations

  Shell

  •0•0•0•0•Updated Jan 16, 2026Jan 16, 2026

• lean-action

  Public
  GitHub action for standard CI in Lean projects

  leangithub-actionslean4

  Shell

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  Apache License 2.0

  •13•29•8•7•Updated Jan 15, 2026Jan 15, 2026

• Pantograph

  Public

  leanprover/Pantograph’s past year of commit activity
  (Mirror) A Machine-to-Machine Interaction System for Lean 4

  machine-learningtheorem-provingproof-assistant+ 1lean4

  Lean

  •

  Apache License 2.0

  •10•49•0•1•Updated Dec 23, 2025Dec 23, 2025

• theorem_proving_in_lean4

  Public
  Theorem Proving in Lean 4

  leanlean4

  Lean

  •

  Apache License 2.0

  •122•233•70•21•Updated Dec 19, 2025Dec 19, 2025