Source: https://seerepo.com/compare/bojieli/ai-agent-book/vs/usebruno/bruno
Markdown source: https://seerepo.com/compare/bojieli/ai-agent-book/vs/usebruno/bruno.md
Description: ai-agent-book and bruno share 4 technologies: Express, OpenAI, Anthropic, and PostHog. ai-agent-book is written in Python and bruno in JavaScript.

# ai-agent-book vs bruno

ai-agent-book and bruno share 4 technologies: Express, OpenAI, Anthropic, and PostHog. ai-agent-book is written in Python and bruno in JavaScript.

- [bojieli/ai-agent-book](https://seerepo.com/r/bojieli/ai-agent-book): 《深入理解 AI Agent：设计原理与工程实践》（李博杰 著）开源主仓库：全书正文、编译版 PDF 与按章配套代码
- [usebruno/bruno](https://seerepo.com/r/usebruno/bruno): Opensource IDE For Exploring and Testing API's (lightweight alternative to Postman/Insomnia)

## What they share and what sets them apart

- In common: Express, OpenAI, Anthropic, PostHog
- Only in ai-agent-book: React, Vite, Next.js, Astro, FastAPI, Postgres, Google
- Only in bruno: None

## Side by side

| | ai-agent-book | bruno |
|---|---|---|
| Size | 422,452 lines written, 1,079 code files | 518,289 lines written, 1,724 code files |
| Who writes it | 20.8% of its commits signed by AI. With Claude Code | 0.8% of its commits signed by AI. With Claude Code, GitHub Copilot, CodeRabbit, and Cursor |
| Activity | Last push October 8, 2026, 1,610 commits, 56,633 stars | Last push October 30, 2026, 4,377 commits, 47,956 stars |
| Tests | 624 test files. 33.9% of its code files have a test that imports them | 1,247 test files. 24.8% of its code files have a test that imports them |

- Size: Lines written by people and agents, without generated ones; code files, without tests.
- Who writes it: A commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
- Activity: From GitHub and its history, on the day SeeRepo read it.
- Tests: The files that test the code, and the share of code files a test imports.

## Frequently asked questions

### Which is bigger, ai-agent-book or bruno?

bruno, with 518,289 lines written in 1,724 code files; ai-agent-book has 422,452 in 1,079.

The proof: [usebruno/bruno's code at commit 50a2dae](https://github.com/usebruno/bruno/tree/50a2dae2c5df7309969f59d4d32baf5b1f8c590f)

### Which has more GitHub stars, ai-agent-book or bruno?

ai-agent-book, with 56,633 stars; bruno has 47,956.

The proof: [bojieli/ai-agent-book on GitHub](https://github.com/bojieli/ai-agent-book)

### Which has more tests, ai-agent-book or bruno?

bruno, with 1,247 test files; ai-agent-book has 624.

The proof: [usebruno/bruno's code at commit 50a2dae](https://github.com/usebruno/bruno/tree/50a2dae2c5df7309969f59d4d32baf5b1f8c590f)

### Which was updated more recently, ai-agent-book or bruno?

bruno: its last push was on October 30, 2026, and ai-agent-book's on October 8, 2026.

The proof: [usebruno/bruno's commits on GitHub](https://github.com/usebruno/bruno/commits)

### Which has more commits signed by AI, ai-agent-book or bruno?

ai-agent-book: an AI signed 20.8% of its commits, with Claude Code; in bruno, 0.8%.

The proof: [the commits each tool signed in bojieli/ai-agent-book](https://seerepo.com/r/bojieli/ai-agent-book/ai)

## Sources

- bojieli/ai-agent-book: Read on October 30, 2026, at commit dbc046e (https://github.com/bojieli/ai-agent-book/tree/dbc046eb896ac4e39aa19c7774c8bf49583b89a6)
- usebruno/bruno: Read on October 31, 2026, at commit 50a2dae (https://github.com/usebruno/bruno/tree/50a2dae2c5df7309969f59d4d32baf5b1f8c590f)

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.