ruvnet

Open Claude Code — Development skill for Claude Code

Development community

Nightly Claude Code CLI Decompile — Reverse Engineered & Rebuilt.

How to install Open Claude Code

This entry records only its repository, not the path inside it, so there is no exact command to give. Open ruvnet/open-claude-code and copy the folder into ~/.claude/skills/, or the file into ~/.claude/agents/.

What Open Claude Code does

Nightly Claude Code CLI Decompile — Reverse Engineered & Rebuilt.

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README

Open Claude Code

Open Source Claude Code CLI — Reverse Engineered & Rebuilt

A fully functional open source implementation of Anthropic's Claude Code CLI,
built from decompiled source intelligence using ruDevolution.

npm

**Automated Nightly Releases** — Open Claude Code automatically detects new [Claude Code](https://www.npmjs.com/package/@anthropic-ai/claude-code) releases, runs 903+ tests to verify zero regressions, and publishes verified builds with AI-powered discovery analysis. See [Releases](https://github.com/ruvnet/open-claude-code/releases) | [ADR-001](docs/adr/ADR-001-nightly-verified-release-pipeline.md) | [pi.ruv.io](https://pi.ruv.io)

⚡ Quick Start

# Run instantly (no install)
npx @ruvnet/open-claude-code "explain this codebase"

# Or install globally
npm install -g @ruvnet/open-claude-code
occ "hello"

# Interactive mode
occ

**Requires:** `ANTHROPIC_API_KEY` environment variable set.

export ANTHROPIC_API_KEY=sk-ant-...
npx @ruvnet/open-claude-code "what files are in this directory?"

🧠 What Is This?

**Open Claude Code** is a ground-up open source rebuild of Anthropic's [Claude Code CLI](https://docs.anthropic.com/en/docs/claude-code), informed by [