Home / Rust / lean-ctx

yvgude/lean-ctx

LeanCTX — Context Intelligence for AI systems.

Rust ◇ agentic-coding Apache-2.0

View on GitHub Website

★3.8KSTARS

⑂351FORKS

!6ISSUES

🏆#1,278GLOBAL RANK

🔥5DAYS TRENDING

🚀

Maintainer Growth Kit for lean-ctx

Claim this project, add your verified backlink badge to your README, and download milestone cards.

Claim Repo

Star History

Continuous Observations

Interactive star growth chart for yvgude/lean-ctx

Momentum

+96

STARS · LAST 30 DAYS

PER DAY

#135

MOST-STARRED Rust

Window	7 days	30 days	90 days
Stars gained	+21	+96	+270
Per day	3	3	3
Forks gained	+2	+7	+18

lean-ctx gained 96 stars in the last 30 days, about 3 a day, and now has 3.8K. It is about 1 year old and has averaged roughly 3.8K stars a year. It ranks #135 among Rust repositories and #1,278 across all languages on GitHubRepo.

Trending Record

lean-ctx has maintained a continuous presence across global trending indexes, peaking at #565. Below is the 30-day activity profile:

💡 Overview

lean-ctx is an open-source project written in Rust: LeanCTX — Context Intelligence for AI systems.

Engineered for speed, consistency, and developer ease, it solves common hurdles in agentic-coding, ai, ai-agents. 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 Rust 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

terminal

$ cargo install lean-ctx

$ cargo install lean-ctx # or: brew install lean-ctx

> cargo install lean-ctx

⚙ System Requirements

Platforms

• macOS
• Linux
• Windows

Runtime & Dependencies

Rust toolchain (rustc / cargo >= 1.70)

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

lean-ctx coordinates its core functionality through a modular Rust 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 lean-ctx.

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 lean-ctx using your package manager: `cargo install lean-ctx`

Initialize your project workspace or configuration file for lean-ctx.

Import lean-ctx into your codebase or invoke it directly from your terminal.

Execute your test suite or run `lean-ctx --help` to verify successful setup.

👍 Strengths

Active community backing with 3,833 GitHub stars and verified adoption.

Permissive open-source distribution under the Apache-2.0 license.

Built in Rust for high execution speed and developer familiarity.

Cross-platform compatibility across modern Linux, macOS, and Windows environments.

Clean modular design allowing flexible configuration and pipeline integration.

⚠️ Considerations

Requires familiarity with Rust and modern CLI workflows.

Ecosystem extensions may require manual configuration depending on environment constraints.

Active development roadmap means breaking API changes may occur across major versions.

⇄ Alternatives & Direct Competitors

💡

Open Source Alternative to Cursor Replaces proprietary subscriptions ($20/month per user) with self-hosted freedom.

Explore all Cursor alternatives →

ultraworkers/claw-code ★ 195.3K Rust

An agent-managed museum exhibit, built in Rust with Gajae-Code / LazyCodex — developed and maintained with no human intervention.

Compare ↗

clash-verge-rev/clash-verge-rev ★ 147.6K Rust

A modern GUI client based on Tauri, designed to run in Windows, macOS and Linux for tailored proxy experience

Compare ↗

farion1231/cc-switch ★ 137.5K Rust

A cross-platform desktop All-in-One assistant for Claude Code, Codex, OpenCode, OpenClaw, Grok Build & Hermes Agent. Only official website: ccswitch.io

Compare ↗

openai/codex ★ 126.7K Rust

Lightweight coding agent that runs in your terminal

Compare ↗

👥 Who Should Use This

Developers and engineering teams building with Rust, seeking reliable, tested, and actively maintained tooling for production workloads.

🏆 Nearby in the Rankings

yvgude/lean-ctx is currently ranked #1,278 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

Rank	Repository	Language	Stars	Action
#1,273	duolahypercho/codex-router	JavaScript	★ 3.9K	Compare ↗
#1,274	corazawaf/coraza	Go	★ 3.8K	Compare ↗
#1,275	appshubcc/Bettbox	Go	★ 3.8K	Compare ↗
#1,276	pulsejet/memories	PHP	★ 3.8K	Compare ↗
#1,277	TNG/ArchUnit	Java	★ 3.8K	Compare ↗
#1,278	yvgude/lean-ctx This Project	Rust	★ 3.8K
#1,279	symfony/yaml	PHP	★ 3.8K	Compare ↗
#1,280	space-wizards/space-station-14	C#	★ 3.8K	Compare ↗
#1,281	haml/haml	Ruby	★ 3.8K	Compare ↗
#1,282	kube-rs/kube	Rust	★ 3.8K	Compare ↗
#1,283	pyvista/pyvista	Python	★ 3.8K	Compare ↗

Frequently Asked Questions

What does lean-ctx do? +

LeanCTX — Context Intelligence for AI systems.

What language is lean-ctx written in? +

The primary language is Rust. Topics include: agentic-coding, ai, ai-agents, ai-coding, claude-code.

Is lean-ctx actively maintained? +

Yes, the last recorded push was on Sep 26, 2026 with 6 open issues being tracked.

How many stars does lean-ctx have? +

lean-ctx has 3,838 stars and 351 forks on GitHub.

How does lean-ctx rank among GitHub repositories? +

With 3,838 stars, yvgude/lean-ctx is ranked #1,278 globally across all repositories tracked on GitHubRepo and #135 among Rust projects.

What license is lean-ctx distributed under? +

The repository reports a Apache-2.0 license. Always verify the repository LICENSE file for legal terms.

👑 MAINTAINER VERIFICATION OPEN

Claim this repository

Are you the creator or maintainer of yvgude/lean-ctx? Claiming your repository unlocks priority video reel generation, verified creator status, and milestone achievement announcements sent to your inbox.

Claim lean-ctx ↗ Free & instant verification

⭐ Featured on GitHubRepo.cloud Badge

Add our official badge to your repository's README.md. It gives your visitors proof of recognition, real-time star velocity tracking, and builds a permanent verified backlink.

GitHub Markdown (Paste into your README.md)

✓ Recommended

markdown

[![Featured on GitHubRepo.cloud](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge)

[![Featured on GitHubRepo.cloud](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge)

Full Badge Trio (Featured + Stars + Global Rank)

markdown

[![Featured on GitHubRepo.cloud](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge) [![GitHubRepo Stars](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=stars)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge) [![Global Rank](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=rank)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge)

[![Featured on GitHubRepo.cloud](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge) [![GitHubRepo Stars](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=stars)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge) [![Global Rank](https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=rank)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge)

HTML (For websites & documentation)

html

<a href="https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge"><img src="https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured" alt="Featured on GitHubRepo.cloud" height="26"></a>

<a href="https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=readme_badge"><img src="https://githubrepo.cloud/badge/yvgude/lean-ctx.svg?metric=featured" alt="Featured on GitHubRepo.cloud" height="26"></a>

Download SVG Badge Download PNG Card (1200×630) Share on X / Twitter ↗ Share on LinkedIn ↗

🏆 Auto-Generated Achievement Cards

Official milestone cards certified by GitHubRepo.cloud data. Download high-resolution visuals to share your community traction on LinkedIn, X, or your repository discussion boards.

Official achievement card for yvgude/lean-ctx

Download PNG Card (1200×630) Download SVG Vector Post Milestone to X ↗ Post to LinkedIn ↗

Markdown Image for README / Blog

markdown

[![#4 Fastest Growing AI Repo Today on GitHubRepo.cloud](https://githubrepo.cloud/cards/yvgude/lean-ctx/achievement.svg?type=growth)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=achievement_card)

[![#4 Fastest Growing AI Repo Today on GitHubRepo.cloud](https://githubrepo.cloud/cards/yvgude/lean-ctx/achievement.svg?type=growth)](https://githubrepo.cloud/repo/yvgude/lean-ctx?utm_source=achievement_card)

🌐 Multi-Platform Developer Community Drafts

High-converting, non-spammy promotion drafts crafted specifically for engineering communities (LinkedIn, Reddit, Hacker News, Dev.to, X, and Threads). Copy and customize for your project launch or updates.

💼

LinkedIn

Why lean-ctx is replacing paid subscriptions for engineering teams

Stop paying $50+/month for locked SaaS tools.

Over 3,838 developers have starred yvgude/lean-ctx, an impressive Rust open-source project designed to LeanCTX Context Intelligence for AI systems.

Key Engineering Advantages:
• 100% Local-First: Complete data privacy with zero tracking or telemetry.
• Zero Subscription Costs: No paywalls, per-seat fees, or API markups.
• Complete Customization: Native open-source architecture you can fork, inspect, and deploy anywhere.
• Proven Adoption: 3,838 GitHub stars and 351 forks.

If you're looking to streamline your engineering workflows without ballooning software expenses, this is worth checking out.

👉 Full star velocity and architectural report: https://githubrepo.cloud/repo/yvgude/lean-ctx
⭐ GitHub Repository: https://github.com/yvgude/lean-ctx

#OpenSource #SoftwareEngineering #DeveloperTools #Tech #Programming #Rust

🤖

Reddit (r/opensource, r/webdev, r/selfhosted)

Show r/opensource: lean-ctx – A free, self-hosted tool that lets you LeanCTX Context Intelligence for AI systems

Hey everyone,

I wanted to share an interesting open-source project called **lean-ctx** (https://github.com/yvgude/lean-ctx) that has been picking up heavy momentum lately (3,838 stars).

### What problem does it solve?
Many existing tools in this domain require expensive cloud plans or store your data on third-party servers. lean-ctx was built with a local-first philosophy, allowing developers to LeanCTX Context Intelligence for AI systems without recurring subscription costs or privacy compromises.

### Tech Stack & Details:
- **Language:** Rust
- **License:** Apache-2.0
- **GitHub:** [yvgude/lean-ctx](https://github.com/yvgude/lean-ctx)
- **Live Star Momentum Tracker:** [https://githubrepo.cloud/repo/yvgude/lean-ctx](https://githubrepo.cloud/repo/yvgude/lean-ctx)

Has anyone here tested this in production or integrated it into existing pipelines? Would love to hear your experience and feedback!

🟧

Hacker News (Show HN)

Show HN: lean-ctx – LeanCTX Context Intelligence for AI systems

Hi HN,

lean-ctx is an open-source Rust project designed to LeanCTX Context Intelligence for AI systems.

Rather than relying on closed cloud endpoints, it executes locally on your own machine, providing predictable latency, total privacy, and full control.

Repository: https://github.com/yvgude/lean-ctx
Documentation & Metrics: https://githubrepo.cloud/repo/yvgude/lean-ctx

Feedback and PRs are welcome.

✍️

Dev.to / Hashnode Tags: opensource, rust, devtools, webdev

This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet lean-ctx (3,838 GitHub Stars)

---
title: This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet lean-ctx
published: true
tags: opensource, rust, devtools, programming
---

## Stop Paying Software Subscriptions For This

Finding high-quality, production-ready open source alternatives to expensive proprietary software can save engineering teams thousands of dollars every year.

Today, we're looking at **[yvgude/lean-ctx](https://github.com/yvgude/lean-ctx)**, a rapidly rising repository with **3,838 GitHub stars** and **351 forks**.

### What is lean-ctx?

> LeanCTX Context Intelligence for AI systems

Written in **Rust**, lean-ctx runs directly on your local workstation or private server, keeping your data secure and eliminating recurring license fees.

### Key Highlights
- **High Performance:** Lightweight, reliable, and built in Rust.
- **Privacy & Security:** Complete ownership of your environment and data.
- **Growing Momentum:** Ranked **#1,278** globally across tracked repositories on [GitHubRepo](https://githubrepo.cloud/repo/yvgude/lean-ctx).

### Quick Start
To get started locally:

```bash
git clone https://github.com/yvgude/lean-ctx.git
cd lean-ctx
```

Check out the full repository and star history analytics here:
- **GitHub:** [yvgude/lean-ctx](https://github.com/yvgude/lean-ctx)
- **Star Velocity Tracker:** [lean-ctx on GitHubRepo.cloud](https://githubrepo.cloud/repo/yvgude/lean-ctx)

𝕏

X / Twitter Communities

Thread / Community Post for lean-ctx

Developers are sleeping on this GitHub repo 👇

yvgude/lean-ctx (3,838 ⭐) replaces expensive monthly software subscriptions with 100% free open source code.

⚡ What it does: LeanCTX Context Intelligence for AI systems
💻 Built with: Rust
🔒 100% local execution & privacy

Check live star velocity and benchmarks:
https://githubrepo.cloud/repo/yvgude/lean-ctx

#opensource #developer #coding #tech #programming

🧵

Threads Topics

Topic Discussion: Open Source & Developer Tools

This GitHub repo replaces a $50/month tool! 🚀

If you want to save hours of manual work and stop paying subscriptions, check out yvgude/lean-ctx.

It already has over 3,838 stars and lets you LeanCTX Context Intelligence for AI systems.

Drop a comment if you've tried it, or check the full star momentum report:
https://githubrepo.cloud/repo/yvgude/lean-ctx

From our network

yvgude/lean-ctx

Star History

Momentum

Trending Record

💡 Overview

⚡ Key Features

📥 Installation

⚙ System Requirements

Platforms

Runtime & Dependencies

Architecture

🧠 How It Works

🎯 Production Use Cases

Autonomous AI Agents

Model Inference & Prompting

Context Memory & RAG

Developer Productivity

🚀 Getting Started

👍 Strengths

⚠️ Considerations

⇄ Alternatives & Direct Competitors

👥 Who Should Use This

🏆 Nearby in the Rankings

Frequently Asked Questions

Claim this repository

⭐ Featured on GitHubRepo.cloud Badge

GitHub Markdown (Paste into your README.md)

Full Badge Trio (Featured + Stars + Global Rank)

HTML (For websites & documentation)

🏆 Auto-Generated Achievement Cards

Markdown Image for README / Blog

🌐 Multi-Platform Developer Community Drafts

Built something? Put it in front of millions of developers.