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ECC

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

GitHubecc.tools
ai-agentsanthropicclaudeclaude-codedeveloper-toolsllmmcpproductivity
Browse cluster: Claude AI Agent Frameworks & MCP Tools →
2,385commits
330contributors
9languages

Tech stack & purpose

ECC is a performance optimization system for AI agent development across Claude Code, Codex, and compatible platforms. It provides 281 reusable skills for test-driven development, security review, code architecture, and related workflows, along with lifecycle hooks and an integrated Chrome DevTools MCP server for browser debugging. The project is built for TypeScript/JavaScript, Python, Go, Swift, and PHP environments, and includes native plugins for Codex and Claude Code as well as configuration for Hermes and other harnesses. Installation and management are handled through CLI tools and marketplace registrations, with comprehensive coding standards, security checklists, and test-driven development guidelines documented throughout the repository.

Community & reference links

Languages

JavaScript
68.7%
Rust
22.8%
Python
4.9%
Shell
2.5%
TypeScript
0.9%
Swift
0.1%
CSS
0.0%
PowerShell
0.0%
Dockerfile
0.0%

Contributors (top 30 of 330)