lingcoder/crab-code

69 stars · Last commit 2026-05-28

🦀 Open-source alternative to Claude Code, built from scratch in Rust. Agentic coding CLI — thinks, plans, and executes with any LLM. Compatible with Claude Code workflows.

README preview

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<img src="assets/logo-horizontal.svg" width="360" alt="Crab Code" />

**Open-source alternative to Claude Code, built from scratch in Rust.**

[![Rust](https://img.shields.io/badge/Built%20with-Rust-orange?logo=rust)](https://www.rust-lang.org/)
[![License](https://img.shields.io/badge/License-Apache--2.0-blue.svg)](LICENSE)
[![CI](https://github.com/lingcoder/crab-code/actions/workflows/ci.yml/badge.svg)](https://github.com/lingcoder/crab-code/actions/workflows/ci.yml)
[![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg)](#contributing)

**English** | [**中文**](README.zh-CN.md)

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> **Active Development** — 4700+ tests · 27 crates · ~149k LOC

Crab Code is a Rust-native agentic coding CLI. It aligns with Claude Code's toolset, permission model, and interaction patterns while supporting any LLM provider (Anthropic / OpenAI / DeepSeek / Bedrock / Vertex).

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