Google Antigravity

Google's open-source agent that brings Gemini models into the terminal, with MCP support and built-in tools.

Open-source coding agent for the IDE, terminal and CI, with configurable models and rules.

AI-first code editor with agent mode, background agents and deep MCP support.

Agentic IDE built around the Cascade agent, with MCP support and codebase-aware flows.

GitHub's AI pair programmer with an agent mode in the IDE and an asynchronous coding agent that opens pull requests.

Google's asynchronous coding agent that clones your repo into a cloud VM, makes changes and opens PRs.