Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
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Lean stage0 autoupdater 3ce554abd7 chore: update stage0
2025-09-18 13:48:00 +00:00
.github chore: CI: ensure cache reuse in update-stage0 (#10359) 2025-09-12 14:56:32 +00:00
doc doc: testing Lean while avoiding rebuilds for downstream projects (#10328) 2025-09-10 13:53:34 +00:00
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script chore: update script/release_notes.py for changelog-tactics (#10436) 2025-09-18 07:22:53 +00:00
src feat: reduceCtorIdx simproc (#10440) 2025-09-18 13:05:14 +00:00
stage0 chore: update stage0 2025-09-18 13:48:00 +00:00
tests feat: reduceCtorIdx simproc (#10440) 2025-09-18 13:05:14 +00:00
.gitattributes fix: mark doc parser tests as eol=lf (#10344) 2025-09-11 11:19:01 +00:00
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CMakeLists.txt
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flake.lock
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lean-toolchain
lean.code-workspace feat: overhaul meta system (#10362) 2025-09-17 21:04:29 +00:00
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README.md doc: update URLs that are currently pointing to redirects (#10397) 2025-09-17 15:50:07 +00:00
RELEASES.md

This is the repository for Lean 4.

About

Installation

See Install Lean.

Contributing

Please read our Contribution Guidelines first.

Building from Source

See Building Lean.