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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 7.6k 784

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Showing 10 of 85 repositories

lean4 Public
Lean 4 programming language and theorem prover

leanprover/lean4’s past year of commit activity

Lean 7,603 Apache-2.0 784 873 (6 issues need help) 457 Updated Mar 19, 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 Mar 19, 2026
verso Public
Lean documentation authoring tool

leanprover/verso’s past year of commit activity

Lean 266 Apache-2.0 102 54 18 Updated Mar 19, 2026
lean4-nightly Public
Nightly builds

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

23 3 0 0 Updated Mar 19, 2026
cslib Public
The Lean Computer Science Library (CSLib)

leanprover/cslib’s past year of commit activity

Lean 436 Apache-2.0 103 31 44 Updated Mar 19, 2026
subverso Public

leanprover/subverso’s past year of commit activity

Lean 7 Apache-2.0 8 3 0 Updated Mar 18, 2026
elan Public
The Lean version manager

leanprover/elan’s past year of commit activity

Rust 490 Apache-2.0 49 36 4 Updated Mar 18, 2026
radar Public
"Do you know how fast you were going?"

leanprover/radar’s past year of commit activity

Java 6 1 0 1 Updated Mar 17, 2026
lean-kernel-arena Public

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

Lean 20 7 0 0 Updated Mar 17, 2026
reference-manual Public
The Lean reference manual

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

Lean 103 Apache-2.0 50 103 16 Updated Mar 17, 2026

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Lean Python Shell TypeScript JavaScript

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lean4 lean theorem-proving

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