affaan-m/ECC

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

JavaScript ◇ ai-agents MIT

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★268.3KSTARS

⑂40.1KFORKS

!240ISSUES

🏆#9GLOBAL RANK

🔥6DAYS TRENDING

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Star History

Continuous Observations

Interactive star growth chart for affaan-m/ECC

Momentum

+6.7K

STARS · LAST 30 DAYS

224

PER DAY

MOST-STARRED JavaScript

Window	7 days	30 days	90 days
Stars gained	+1.6K	+6.7K	+20.2K
Per day	224	224	224
Forks gained	+200	+802	+2K

ECC gained 6.7K stars in the last 30 days, about 224 a day, and now has 268.3K. It is about 1 year old and has averaged roughly 268.3K stars a year. It ranks #1 among JavaScript repositories and #9 across all languages on GitHubRepo.

Trending Record

ECC has maintained a continuous presence across global trending indexes, peaking at #8. Below is the 30-day activity profile:

💡 Overview

ECC is an open-source project written in JavaScript: The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

Engineered for speed, consistency, and developer ease, it solves common hurdles in ai-agents, anthropic, claude. 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 JavaScript 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

$ npm install ECC

$ npm install ECC # or: pnpm add ECC

> npm install ECC

⚙ System Requirements

Platforms

• macOS
• Linux
• Windows

Runtime & Dependencies

Node.js >= 18 or modern Evergreen browser

Architecture

x86_64, ARM64 (Apple Silicon & Graviton)

🧠 How It Works

ECC coordinates its core functionality through a modular JavaScript 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 ECC.

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 ECC using your package manager: `npm install ECC`

Initialize your project workspace or configuration file for ECC.

Import ECC into your codebase or invoke it directly from your terminal.

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

👍 Strengths

Active community backing with 266,628 GitHub stars and verified adoption.

Permissive open-source distribution under the MIT license.

Built in JavaScript 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 JavaScript 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

react/react ★ 250.8K JavaScript

The library for web and native user interfaces.

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📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

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DietrichGebert/ponytail ★ 146.9K JavaScript

Makes your AI agent think like the laziest senior dev in the room. The best code is the code you never wrote.

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Coding articles to level up your development skills

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👥 Who Should Use This

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

🏆 Nearby in the Rankings

affaan-m/ECC is currently ranked #9 by stars across every repository tracked on GitHubRepo. These are adjacent projects:

Rank	Repository	Language	Stars	Action
#4	EbookFoundation/free-programming-books	Python	★ 398K	Compare ↗
#5	jwasham/coding-interview-university	—	★ 362K	Compare ↗
#6	obra/superpowers	Shell	★ 292.2K	Compare ↗
#7	practical-tutorials/project-based-learning	Python	★ 284.9K	Compare ↗
#8	mattpocock/skills	Shell	★ 270.6K	Compare ↗
#9	affaan-m/ECC This Project	JavaScript	★ 268.3K
#10	react/react	JavaScript	★ 250.8K	Compare ↗
#11	NousResearch/hermes-agent	Python	★ 249.1K	Compare ↗
#12	trimstray/the-book-of-secret-knowledge	—	★ 246.3K	Compare ↗
#13	deepseek-ai/deepseek-harness	TypeScript	★ 237.6K	Compare ↗
#14	TheAlgorithms/Python	Python	★ 225K	Compare ↗

Frequently Asked Questions

What does ECC do? +

The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

What language is ECC written in? +

The primary language is JavaScript. Topics include: ai-agents, anthropic, claude, claude-code, developer-tools.

Is ECC actively maintained? +

Yes, the last recorded push was on Sep 24, 2026 with 240 open issues being tracked.

How many stars does ECC have? +

ECC has 268,292 stars and 40,086 forks on GitHub.

How does ECC rank among GitHub repositories? +

With 268,292 stars, affaan-m/ECC is ranked #9 globally across all repositories tracked on GitHubRepo and #1 among JavaScript projects.

What license is ECC distributed under? +

The repository reports a MIT license. Always verify the repository LICENSE file for legal terms.

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LinkedIn

Why ECC is replacing paid subscriptions for engineering teams

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

Over 268,292 developers have starred affaan-m/ECC, an impressive JavaScript open-source project designed to The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

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: 268,292 GitHub stars and 40,086 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/affaan-m/ECC
⭐ GitHub Repository: https://github.com/affaan-m/ECC

#OpenSource #SoftwareEngineering #DeveloperTools #Tech #Programming #JavaScript

🤖

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

Show r/opensource: ECC – A free, self-hosted tool that lets you The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond

Hey everyone,

I wanted to share an interesting open-source project called **ECC** (https://github.com/affaan-m/ECC) that has been picking up heavy momentum lately (268,292 stars).

### What problem does it solve?
Many existing tools in this domain require expensive cloud plans or store your data on third-party servers. ECC was built with a local-first philosophy, allowing developers to The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond without recurring subscription costs or privacy compromises.

### Tech Stack & Details:
- **Language:** JavaScript
- **License:** MIT
- **GitHub:** [affaan-m/ECC](https://github.com/affaan-m/ECC)
- **Live Star Momentum Tracker:** [https://githubrepo.cloud/repo/affaan-m/ECC](https://githubrepo.cloud/repo/affaan-m/ECC)

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: ECC – The agent harness performance optimization system. Skills, instinct...

Hi HN,

ECC is an open-source JavaScript project designed to The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

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/affaan-m/ECC
Documentation & Metrics: https://githubrepo.cloud/repo/affaan-m/ECC

Feedback and PRs are welcome.

✍️

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

This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet ECC (268,292 GitHub Stars)

---
title: This GitHub repo replaces a $50 a month tool! Stop paying expensive software subscriptions. Meet ECC
published: true
tags: opensource, javascript, 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 **[affaan-m/ECC](https://github.com/affaan-m/ECC)**, a rapidly rising repository with **268,292 GitHub stars** and **40,086 forks**.

### What is ECC?

> The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond

Written in **JavaScript**, ECC 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 JavaScript.
- **Privacy & Security:** Complete ownership of your environment and data.
- **Growing Momentum:** Ranked **#9** globally across tracked repositories on [GitHubRepo](https://githubrepo.cloud/repo/affaan-m/ECC).

### Quick Start
To get started locally:

```bash
git clone https://github.com/affaan-m/ECC.git
cd ECC
```

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

𝕏

X / Twitter Communities

Thread / Community Post for ECC

Developers are sleeping on this GitHub repo 👇

affaan-m/ECC (268,292 ⭐) replaces expensive monthly software subscriptions with 100% free open source code.

⚡ What it does: The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond
💻 Built with: JavaScript
🔒 100% local execution & privacy

Check live star velocity and benchmarks:
https://githubrepo.cloud/repo/affaan-m/ECC

#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 affaan-m/ECC.

It already has over 268,292 stars and lets you The agent harness performance optimization system. Skills, instincts, memory, security, and research-first development for Claude Code, Codex, Opencode, Cursor and beyond.

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

From our network

affaan-m/ECC

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

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