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Lean

Lean Prover

1.1k followers
https://lean-lang.org/
@leanprover@functional.cafe
@leanprover
company/98362384

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lean4 lean4 Public

Lean 4 programming language and theorem prover

Lean 7.7k 808

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Showing 10 of 85 repositories

cslib Public
The Lean Computer Science Library (CSLib)

leanprover/cslib’s past year of commit activity

Lean 468 Apache-2.0 111 31 47 Updated Apr 4, 2026
lean4-pr-releases Public
Automated releases from leanprover/lean4 PRs

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

2 3 0 0 Updated Apr 4, 2026
reference-manual Public
The Lean reference manual

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

Lean 105 Apache-2.0 52 104 15 Updated Apr 4, 2026
verso Public
Lean documentation authoring tool

leanprover/verso’s past year of commit activity

Lean 285 Apache-2.0 102 54 21 Updated Apr 4, 2026
lean4 Public
Lean 4 programming language and theorem prover

leanprover/lean4’s past year of commit activity

Lean 7,733 Apache-2.0 808 894 (6 issues need help) 487 Updated Apr 4, 2026
lean4-nightly Public
Nightly builds

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

23 3 0 0 Updated Apr 4, 2026
Pantograph Public
(Mirror) A Machine-to-Machine Interaction System for Lean 4

leanprover/Pantograph’s past year of commit activity

Lean 60 Apache-2.0 12 0 0 Updated Apr 4, 2026
lean4export Public
Plain-text declaration export for Lean 4

leanprover/lean4export’s past year of commit activity

Lean 29 Apache-2.0 17 1 2 Updated Apr 2, 2026
comparator Public

leanprover/comparator’s past year of commit activity

Lean 48 4 4 4 Updated Apr 2, 2026
lean4-cli Public
A Lean 4 library for configuring Command Line Interfaces and parsing command line arguments.

leanprover/lean4-cli’s past year of commit activity

Lean 105 MIT 23 1 2 Updated Apr 2, 2026

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