OpenCode is an open-source AI coding agent that runs in the terminal and web, enabling developers to use free or external models with a privacy-first, no-account workflow.

An open source AI code editor by Microsoft that serves as a home for multi-agent development, supporting local and cloud AI agents, GitHub Copilot, and a rich extension ecosystem.

Cursor is an AI-powered code editor and coding agent that helps developers write, understand, and ship code faster using frontier AI models.

AI coding assistant from GitHub that provides completions, chat, agent mode, code review, and a CLI across major IDEs and GitHub.com.

A lightweight, open-source coding agent from OpenAI that runs locally in your terminal, enabling AI-powered software engineering tasks from the command line.

Claude Code is an agentic coding tool by Anthropic that works in your terminal, understands your codebase, and helps you write, edit, debug, and ship code faster.