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Lean

Lean Prover

1.3k 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 8.7k 930

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Showing 10 of 148 repositories

downstream-lean4 Public
A collection of packages downstream of Lean 4.

leanprover/downstream-lean4's past year of commit activity

Lean 1 1 0 7 Updated Aug 9, 2026
reference-manual Public
The Lean reference manual

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

Lean 122 Apache-2.0 63 113 18 Updated Aug 9, 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 Aug 9, 2026
cslib Public
The Lean Computer Science Library (CSLib)

leanprover/cslib's past year of commit activity

Lean 644 Apache-2.0 179 46 95 Updated Aug 9, 2026
verso-blueprint Public
Build structured Proof Blueprints with Verso

leanprover/verso-blueprint's past year of commit activity

Lean 25 3 0 8 Updated Aug 9, 2026
lean4 Public
Lean 4 programming language and theorem prover

leanprover/lean4's past year of commit activity

Lean 8,728 Apache-2.0 930 965 (6 issues need help) 640 Updated Aug 9, 2026
lean-workbench Public
Online Lean Workbench

leanprover/lean-workbench's past year of commit activity

TypeScript 4 Apache-2.0 0 18 2 Updated Aug 9, 2026
lean-eval-leaderboard Public
Results for the lean-eval benchmark (https://github.com/leanprover/lean-eval)

leanprover/lean-eval-leaderboard's past year of commit activity

Lean 18 Apache-2.0 6 1 1 Updated Aug 9, 2026
lean-eval Public
Comparator-based Lean formal mathematics eval

leanprover/lean-eval's past year of commit activity

Lean 35 Apache-2.0 38 4 15 Updated Aug 9, 2026
verso Public
Lean documentation authoring tool

leanprover/verso's past year of commit activity

Lean 371 Apache-2.0 119 65 19 Updated Aug 9, 2026

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lean4 lean theorem-proving

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