Lean 4 fork for HoTT-compatible kernel extensions (Path types, transport, HITs). Maintained against upstream leanprover/lean4.
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Garmelon a3cb39eac9
chore: migrate more tests to new test suite (#12809)
This PR migrates most remaining tests to the new test suite. It also
completes the migration of directories like `tests/lean/run`, meaning
that PRs trying to add tests to those old directories will now fail.
2026-03-06 16:52:01 +00:00
.claude chore: improve CI failure reporting in release checklist (#12786) 2026-03-04 11:55:34 +00:00
.github feat: move instance-class check to declaration site (#12325) 2026-03-06 03:23:27 +00:00
.vscode chore: replace workspace file with .vscode/ settings (#12770) 2026-03-04 01:10:04 +00:00
doc chore: migrate more tests to new test suite (#12809) 2026-03-06 16:52:01 +00:00
images
releases_drafts chore: remove stale release draft notes (#12518) 2026-02-17 19:56:23 +00:00
script feat: unify name demangling with single Lean implementation (#12539) 2026-03-06 12:29:35 +00:00
src chore: migrate more tests to new test suite (#12809) 2026-03-06 16:52:01 +00:00
stage0 feat: move instance-class check to declaration site (#12325) 2026-03-06 03:23:27 +00:00
tests chore: migrate more tests to new test suite (#12809) 2026-03-06 16:52:01 +00:00
.gitattributes chore: migrate more tests to new test suite (#12809) 2026-03-06 16:52:01 +00:00
.gitignore chore: replace workspace file with .vscode/ settings (#12770) 2026-03-04 01:10:04 +00:00
.gitpod.Dockerfile
.gitpod.yml
.ignore
CMakeLists.txt chore: fail build on non-make generators (#12690) 2026-02-25 13:59:40 +00:00
CMakePresets.json chore: fix ci for new test suite (#12704) 2026-02-27 23:25:37 +00:00
CODEOWNERS chore: make @hargoniX code owner of the compiler (#10732) 2025-10-10 04:43:38 +00:00
CONTRIBUTING.md
flake.lock chore: update to c++20 (#12117) 2026-02-11 01:17:40 +00:00
flake.nix chore: update to c++20 (#12117) 2026-02-11 01:17:40 +00:00
lean-toolchain chore: relative lean-toolchains (#12652) 2026-02-25 10:23:35 +00:00
LICENSE
LICENSES
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.

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Installation

See Install Lean.

Contributing

Please read our Contribution Guidelines first.

Building from Source

See Building Lean.