Open Source Alternatives to Cursor

CodeEdit

MIT

A lightweight, natively built editor. Open source and free forever. Develop any project using any language at speeds like never before.

Kilo

MIT

Open source AI coding agent with 500+ models, bring-your-own-key support, and specialized modes for writing, debugging, and planning code across IDEs and CLI.

PearAI

Unknown

PearAI integrates cutting-edge AI tools into a powerful code editor, accelerating your coding process with features like AI chat and inline prompts.

Zed

Unknown

A Rust-built code editor from the creators of Atom and Tree-sitter, combining native performance with multiplayer collaboration and deep AI integration.

Aider

Apache-2.0

Terminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.

Cline

Apache-2.0

AI coding agent that runs inside VS Code and the terminal, supporting multi-file edits, bash execution, and any LLM provider via bring-your-own-key.

Cody

Apache-2.0

Advanced AI coding assistant that helps enterprise teams write, fix, and maintain code with enhanced accuracy and consistency across large codebases

Forgecode

Apache-2.0

Non-intrusive, lightweight AI coding assistant that integrates seamlessly with your terminal workflow. Get intelligent code suggestions without leaving your command line.

OmoiOS

Apache-2.0

Deploy AI agents that build features, fix bugs, and handle complex workflows overnight. Wake up to tested code and ready-to-review pull requests.

Plandex

MIT

Terminal-based AI coding assistant with 2M token context window, diff review sandbox, and smart context management for building production-ready software.

Pythagora

Unknown

AI development platform that builds React and Node.js apps inside VS Code, with 14 specialized agents handling planning, coding, debugging, and one-click deployment.

SWE-agent

MIT

State-of-the-art AI agent that uses language models like GPT-4o to autonomously solve GitHub issues, fix bugs, and implement features with configurable YAML setup.

Tabby

Unknown

Self-hosted AI coding assistant that enhances productivity with context-aware suggestions and privacy-focused implementation.

Warp

AGPL-3.0

Terminal built for running AI coding agents like Claude Code, Codex, and Gemini CLI, with shared context, interactive code review, and multi-session management.

FauxPilot

MIT

FauxPilot - an open-source alternative to GitHub Copilot server

YouCompleteMe

GPL-3.0

A code-completion & code-comprehension server