LLMs as Copilots for Theorem Proving in Lean
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+33
STARS · LAST 30 DAYS
1
PER DAY
#258
MOST-STARRED C++
| Window | 7 days | 30 days | 90 days |
|---|---|---|---|
| Stars gained | +7 | +33 | +90 |
| Per day | 1 | 1 | 1 |
| Forks gained | +1 | +3 | +10 |
LeanCopilot gained 33 stars in the last 30 days, about 1 a day, and now has 1.3K. It is about 3 years old and has averaged roughly 442 stars a year. It ranks #258 among C++ repositories and #3,528 across all languages on GitHubRepo.
Trending Record
1
DAYS ON TRENDING
#4191
BEST RANK
Oct 2, 2026
FIRST APPEARANCE
Active
STATUS TODAY
LeanCopilot has maintained a continuous presence across global trending indexes, peaking at #4191. Below is the 30-day activity profile:
💡 Overview
LeanCopilot is an open-source project written in C++: LLMs as Copilots for Theorem Proving in Lean.
Engineered for speed, consistency, and developer ease, it solves common hurdles in formal-mathematics, lean, lean4. It provides clear interfaces, comprehensive configuration options, and seamless integration with existing tools across the modern development stack.
⚡ Key Features
Optimized execution pipeline written in C++ for predictable speed.
Zero-friction configuration with comprehensive sensible defaults out of the box.
Cross-platform runtime support across Linux, macOS, and Windows environments.
Strong typing and modular architecture designed for easy extension and maintainability.
Standardized CLI and API interfaces for smooth integration into CI/CD workflows.
Active community maintenance with regular dependency updates and security patches.
📥 Installation
$ git clone https://github.com/lean-dojo/LeanCopilot.git
cd LeanCopilot⚙ System Requirements
Platforms
- • macOS
- • Linux
- • Windows
Runtime & Dependencies
C++20 compliant compiler (GCC 11+, Clang 13+, MSVC)
Architecture
x86_64, ARM64 (Apple Silicon & Graviton)
🧠 How It Works
LeanCopilot coordinates its core functionality through a modular C++ pipeline. It parses configuration parameters, validates inputs, and resolves dependencies asynchronously. By minimizing runtime overhead and keeping allocations localized, it delivers predictable performance in both local development environments and automated production workloads.
🎯 Production Use Cases
Autonomous AI Agents
Orchestrate intelligent workflows and tool-calling routines with LeanCopilot.
Model Inference & Prompting
Integrate fast, local or cloud-hosted generative AI models directly into production code.
Context Memory & RAG
Augment language models with dynamic vector retrieval and structured project memory.
Developer Productivity
Automate repetitive engineering tasks, code generation, and test creation using AI agents.
🚀 Getting Started
Install LeanCopilot using your package manager: `git clone https://github.com/lean-dojo/LeanCopilot.git`
Initialize your project workspace or configuration file for LeanCopilot.
Import LeanCopilot into your codebase or invoke it directly from your terminal.
Execute your test suite or run `LeanCopilot --help` to verify successful setup.
👍 Strengths
⚠️ Considerations
⇄ Alternatives & Direct Competitors
👥 Who Should Use This
Developers and engineering teams building with C++, seeking reliable, tested, and actively maintained tooling for production workloads.
🏆 Nearby in the Rankings
lean-dojo/LeanCopilot is currently ranked #3,528 by stars across every repository tracked on GitHubRepo. These are adjacent projects:
| Rank | Repository | Language | Stars | Action |
|---|---|---|---|---|
| #3,523 | DSharpPlus/DSharpPlus | C# | ★ 1.3K | Compare ↗ |
| #3,523 | tg123/sshpiper | Go | ★ 1.3K | Compare ↗ |
| #3,525 | golang/pkgsite | Go | ★ 1.3K | Compare ↗ |
| #3,525 | clice-io/clice | C++ | ★ 1.3K | Compare ↗ |
| #3,525 | rustsbi/rustsbi | Rust | ★ 1.3K | Compare ↗ |
| #3,528 | lean-dojo/LeanCopilot This Project | C++ | ★ 1.3K | |
| #3,528 | spiculedata/saiku | Java | ★ 1.3K | Compare ↗ |
| #3,530 | josejuanqm/docky | Swift | ★ 1.3K | Compare ↗ |
| #3,531 | benjaminjonard/koillection | PHP | ★ 1.3K | Compare ↗ |
| #3,531 | openworkflowdev/openworkflow | TypeScript | ★ 1.3K | Compare ↗ |
| #3,531 | c0m4r/kula | Go | ★ 1.3K | Compare ↗ |
Frequently Asked Questions
What does LeanCopilot do? +
LLMs as Copilots for Theorem Proving in Lean
What language is LeanCopilot written in? +
The primary language is C++. Topics include: formal-mathematics, lean, lean4, llm, llm-inference.
Is LeanCopilot actively maintained? +
Yes, the last recorded push was on Oct 1, 2026 with 0 open issues being tracked.
How many stars does LeanCopilot have? +
LeanCopilot has 1,327 stars and 128 forks on GitHub.
How does LeanCopilot rank among GitHub repositories? +
With 1,327 stars, lean-dojo/LeanCopilot is ranked #3,528 globally across all repositories tracked on GitHubRepo and #258 among C++ projects.
What license is LeanCopilot distributed under? +
The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.
