Open-source alternatives to Claude Code

Lightweight coding agent for your terminal — Lightweight coding agent that runs in your terminal

↔ alternative to Claude Code、Cursor、GitHub Copilot

AI coding agent for your terminal — An open-source AI coding agent that lives in your terminal.

↔ alternative to Claude Code、Cursor、GitHub Copilot

All-in-one agentic engineering platform — Kilo is the all-in-one agentic engineering platform. Build, ship, and iterate faster with the most popular open source coding agent.

↔ alternative to Cursor、GitHub Copilot、Claude Code

Fullscreen TUI AI coding agent — SpaceXAI's coding agent harness and TUI. Fullscreen, mouse interactive, extensible.

↔ alternative to Cursor、Claude Code、GitHub Copilot

RAM-efficient intelligent coding harness — The most RAM efficient harness

↔ alternative to Claude Code

Terminal-based AI coding agent — A powerful AI coding agent. Built for the terminal.

↔ alternative to Claude Code

Terminal AI agent for coding tasks — Kimi Code CLI is your next CLI agent.

↔ alternative to Claude Code、ChatGPT Codex、GitHub Copilot

Telemetry-free build of Claude Code with all features — The free build of Claude Code. All telemetry removed, security-prompt guardrails stripped, all experimental features enabled.

↔ alternative to Claude Code

AI coding agent that runs in your terminal — Kimi Code CLI — The Starting Point for Next-Gen Agents

↔ alternative to Claude Code

Desktop manager for Codex prompts, providers and skills — OpenAI Codex 桌面端/CLI 的可视化管理工具，具有Provider/API 切换、会话同步、提示词注入、Skills/MCP 管理、TOML 配置可视化的跨平台工具。

↔ alternative to ChatGPT、Claude Code

macOS app for Claude Code notifications — Claude Code notifications without the context switch. A minimal, always-present session manager for macOS.

↔ alternative to Claude Code

Minimal AI coding agent that works with any LLM — Minimal AI coding agent (~1,000 lines of Python) inspired by Claude Code. Works with any LLM. Think NanoGPT for coding agents. Formerly NanoCoder.

↔ alternative to Claude Code

Lightweight terminal coding assistant with tool loop — A lightweight terminal coding assistant with Claude Code-like workflow, tool loop, and TUI architecture, built for learning and experimentation. Multi-language support: TypeScript , Python and Rust implementations available now.

↔ alternative to Claude Code

Terminal AI agent for any model — Open-source, self-hosted Claude Code - a terminal AI assistant and the Python framework behind it. Tool-calling, sandboxed execution, multi-agent teams, skills, checkpoints, unlimited context - on Pydantic AI, any model.

↔ alternative to Claude Code