Lean 4 Files

Lean 4 programming language and theorem prover

This is an exact mirror of the Lean 4 project, hosted at https://github.com/leanprover/lean4. SourceForge is not affiliated with Lean 4.

The interactive file manager requires Javascript. Please enable it or use sftp or scp.
You may still browse the files here.

Name	Modified	Size	InfoDownloads / Week
Parent folder
lean-4.28.0-darwin.tar.zst	2026-02-16	509.5 MB	0
lean-4.28.0-darwin.zip	2026-02-16	729.9 MB	0
lean-4.28.0-darwin_aarch64.tar.zst	2026-02-16	502.2 MB	0
lean-4.28.0-darwin_aarch64.zip	2026-02-16	719.7 MB	0
lean-4.28.0-linux.tar.zst	2026-02-16	520.9 MB	0
lean-4.28.0-linux.zip	2026-02-16	820.0 MB	0
lean-4.28.0-linux_aarch64.tar.zst	2026-02-16	518.4 MB	0
lean-4.28.0-linux_aarch64.zip	2026-02-16	816.3 MB	0
lean-4.28.0-windows.tar.zst	2026-02-16	528.0 MB	0
lean-4.28.0-windows.zip	2026-02-16	765.9 MB	0
v4.28.0 source code.tar.gz	2026-01-26	50.9 MB	0
v4.28.0 source code.zip	2026-01-26	55.2 MB	0
Totals: 12 Items		6.5 GB	0

Other Useful Business Software

MongoDB Atlas runs apps anywhere

Deploy in 115+ regions with the modern database for every enterprise.

MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.

Start Free

8 Monitoring Tools in One APM. Install in 5 Minutes.

Errors, performance, logs, uptime, hosts, anomalies, dashboards, and check-ins. One interface.

AppSignal works out of the box for Ruby, Elixir, Node.js, Python, and more. 30-day free trial, no credit card required.

Start Free

MongoDB Atlas runs apps anywhere

Deploy in 115+ regions with the modern database for every enterprise.

Start Free

Recommended Projects

Archive of Formal Proofs
A collection of machine-checkend mathematical proofs
KdeOS
A lean KDE distribution
Sigma
Sigma knowledge engineering system is an system for developing, viewing and debugging theories in first order logic. It works with Knowledge Interchange Format (KIF) and is optimized for the Suggested Upper Merged Ontology (SUMO) www.ontologyportal.org . Sigma has moved to github.com/ontologyportal/sigmakee
LEAN
Lean algorithmic trading engine by QuantConnect
micropython
The MicroPython project

Lean 4 Files

Lean 4 programming language and theorem prover

Get an email when there's a new version of Lean 4