# bb [Agentic development environments](https://www.agentlist.io/categories/agentic-development-environments)bb[Last checked Nov 12, 2026](https://www.agentlist.io/changelog) bb is an open-source agent IDE that can control, customize and automate itself, driven from a desktop app, web app, CLI or HTTP API. [Visit bb](https://getbb.app/) - [getbb.app](https://getbb.app/) - [github.com/get-bb/bb](https://github.com/get-bb/bb) - Open source (MIT) - Desktop and CLI - Active development ## At a glance **Who it's for**: Developers who want an ADE they can script and extend, built around the Claude Code and Codex CLIs they already use. **What does it do?**: An agentic IDE that builds itself. Work runs in threads you can follow live, steer at any point or hand to another agent, and every surface (desktop app, web app, CLI and HTTP API) can drive it. [github.com (source for What does it do?)](https://github.com/get-bb/bb) [getbb.app (source for What does it do?)](https://getbb.app/) **Where does it run?**: Desktop app for macOS on Apple Silicon, with Linux AppImage and Windows installer in alpha. Or run it anywhere with npx bb-app@latest and open localhost:38886. Windows also works through WSL2. [github.com (source for Where does it run?)](https://github.com/get-bb/bb) **What does it cost?**: Free and open source under MIT. It uses the provider CLI you already have authenticated. [github.com (source for What does it cost?)](https://github.com/get-bb/bb) **Which agents does it work with?**: The provider CLIs you already have signed in, such as Claude Code and Codex. [github.com (source for Which agents does it work with?)](https://github.com/get-bb/bb) **Who makes it?**: get-bb, an open-source project on GitHub. MIT licensed. [github.com (source for Who makes it?)](https://github.com/get-bb/bb) ## Common questions What is bb? bb is an open-source agent IDE that can control, customize and automate itself, driven from a desktop app, web app, CLI or HTTP API. Who is bb for? Developers who want an ADE they can script and extend, built around the Claude Code and Codex CLIs they already use. How much does bb cost? Free and open source under MIT. It uses the provider CLI you already have authenticated. Checked against the vendor's pages on Nov 12, 2026. Plans change often, so confirm before you decide. Does bb run locally or in the cloud? bb runs in the vendor's cloud. You use it through chat apps and an API. What are alternatives to bb? See the Agentic development environments shortlist for the other options. [See all agentic development environments](https://www.agentlist.io/categories/agentic-development-environments) --- Source: [bb: pricing & alternatives | agentlist.io](https://www.agentlist.io/systems/bb). This is the public page rendered as Markdown; interactive controls require the website.