ECC

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

★ 272,227 stars, verified 2026-10-03Category: Coding AssistantsGitHub repository ↗

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

AI pair programmers and coding assistants that live in your editor.

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ai-agentsanthropicclaudeclaude-codedeveloper-toolsllmmcpproductivity

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