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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 152 repositories

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 11, 2026
verso Public
Lean documentation authoring tool

leanprover/verso's past year of commit activity

Lean 372 Apache-2.0 119 64 17 Updated Aug 11, 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 11, 2026
lean-kernel-arena Public

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

Lean 32 21 0 0 Updated Aug 11, 2026
lean4 Public
Lean 4 programming language and theorem prover

leanprover/lean4's past year of commit activity

Lean 8,749 Apache-2.0 930 965 (6 issues need help) 634 Updated Aug 11, 2026
lean4-nightly Public
Nightly builds

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

23 3 0 0 Updated Aug 11, 2026
downstream-lean4 Public
A collection of packages downstream of Lean 4.

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

Lean 1 1 0 6 Updated Aug 11, 2026
lean4export Public
Plain-text declaration export for Lean 4

leanprover/lean4export's past year of commit activity

Lean 38 Apache-2.0 22 2 1 Updated Aug 11, 2026
comparator Public

leanprover/comparator's past year of commit activity

Lean 134 Apache-2.0 21 7 6 Updated Aug 11, 2026
cslib Public
The Lean Computer Science Library (CSLib)

leanprover/cslib's past year of commit activity

Lean 644 Apache-2.0 179 47 98 Updated Aug 11, 2026

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