# bb — AI Coding Tool Review & Pricing

> bb is an agentic IDE and orchestrator designed to be highly customizable and self-extensible through a plugin-based architecture. It functions as a workspace for managing multiple coding agents simultaneously, allowing them to collaborate, spawn child threads, and automate software development workflows.

Source: https://ai.dosa.dev/tools/bb · Updated Nov 1, 2026 · Category: AI-Native IDEs & Editors · Published by dosa.dev

## At a glance

- **Tool**: bb
- **Company**: get-bb
- **Category**: [AI-Native IDEs & Editors](https://ai.dosa.dev/category/ai-ides)
- **Pricing model**: Open Source
- **Official website**: https://github.com/get-bb/bb

## Key features

- Multi-agent orchestration with thread-based task management
- Extensible plugin system for customizing UI, workflows, and integrations
- Agent-to-agent communication and task hand-offs
- Support for external control via CLI, HTTP API, and shell scripts
- Local-first architecture with remote access capabilities

## Pricing

**Model**: Open Source

Free and MIT-licensed; users pay directly for their own AI provider subscriptions or API usage.

## Who it is for

- **Best for**: Developers who manage multiple simultaneous coding agents and those looking to build personalized, highly automated development environments.
- **Not ideal for**: Users seeking a traditional, rigid IDE with built-in features like native tab completion or those requiring enterprise-grade support, SSO, and centralized administration.

## Verdict

bb is a powerful, open-source workbench for power users who want to treat their IDE as a programmable foundation for their own software factory rather than just a code editor.

## Recent updates

Version 0.48.0 (October 28, 2026) introduced major performance improvements, reduced memory and CPU usage, and various reliability fixes for message queues and thread handling. The 0.47.0 release added customizable sidebar navigation, improved ACP (Agent Communication Protocol) support, and a new diff review tool.

## Frequently asked questions

### Is bb free?

Yes - bb is Open Source. Free and MIT-licensed; users pay directly for their own AI provider subscriptions or API usage.

### Is bb open source?

Yes - bb is open source. Free and MIT-licensed; users pay directly for their own AI provider subscriptions or API usage.

### Who is bb best for?

Developers who manage multiple simultaneous coding agents and those looking to build personalized, highly automated development environments.

### Who is bb not ideal for?

Users seeking a traditional, rigid IDE with built-in features like native tab completion or those requiring enterprise-grade support, SSO, and centralized administration.

### What are the best bb alternatives?

The closest bb alternatives on ai.dosa.dev are Cursor, Devin, Trae - all listed under AI-Native IDEs & Editors.

### Who makes bb?

bb is developed by get-bb. It is listed in the AI-Native IDEs & Editors category on ai.dosa.dev.

## Top alternatives

- [Cursor](https://ai.dosa.dev/tools/cursor) (Freemium) — Developers building complex software who want a deep, agentic integration into their development lifecycle, specifically those comfortable using Grok and Composer models.
- [Devin](https://ai.dosa.dev/tools/devin) (Freemium) — Well-scoped engineering tasks such as bug fixes, writing unit tests, code refactoring, and implementing specific feature requests.
- [Trae](https://ai.dosa.dev/tools/trae) (Freemium) — Solo developers, students, and founders focused on cost-effective rapid prototyping, MVPs, and everyday AI-assisted coding tasks.
- [Zed](https://ai.dosa.dev/tools/zed) (Freemium) — Developers who prioritize editor performance, require privacy-focused AI workflows, or want to integrate their own AI API keys and agents into a collaborative environment.
- [Delta](https://ai.dosa.dev/tools/delta) (Freemium) — Teams that want agent conversations, code changes and review in one shared place, especially those already using Zed or looking to replace pull-request-centred review with threads.
- [PearAI](https://ai.dosa.dev/tools/pearai) (Freemium) — Solo builders, indie developers, and students looking for a familiar, open-source AI-first coding environment with flexible model control.
- Full alternatives guide: https://ai.dosa.dev/tools/bb/alternatives

## Head-to-head comparisons

- [bb vs OpenChamber](https://ai.dosa.dev/compare/bb-vs-openchamber) (Markdown: https://ai.dosa.dev/compare/bb-vs-openchamber.md)