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ai-agent-book vs data-formulator

ai-agent-book and data-formulator share 21 technologies: React, azure-storage-blob, psycopg2-binary, Postgres, pyarrow, OpenAI, Google, Flask, AIOHTTP, Vite, google-auth, litellm, scikit-learn, lxml, xlrd, beautifulsoup4, openpyxl, D3, react-markdown, remark-gfm, and katex. ai-agent-book is written in Python and data-formulator in TypeScript.

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What they share and what sets them apart

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

Python57.2kRead on November 5, 2026, at commit dbc046eWhat is ai-agent-book built with?

Only in ai-agent-book

In common

microsoft

data-formulator

🪄 Data Formulator is an interactive AI-powered data analysis system makes it easy to connect, explore and visualize data.

TypeScript17.7kRead on November 6, 2026, at commit 5477f0eWhat is data-formulator built with?

Only in data-formulator

Side by side

SizeLines written by people and agents, without generated ones; code files, without tests.
ai-agent-book422,447 lines written1,067 code files
data-formulator135,656 lines written238 code files
Who writes itA commit counts as AI's when it carries its signature: a Co-Authored-By line, its author name or the merge of its branch.
ai-agent-book20.8% of its commits signed by AIWith Claude Code
data-formulator3.1% of its commits signed by AIWith GitHub Copilot and Cursor
ActivityFrom GitHub and its history, on the day SeeRepo read it.
ai-agent-bookLast push October 8, 20261,610 commits57,240 stars
data-formulatorLast push November 6, 20261,175 commits17,667 stars
TestsThe files that test the code, and the share of code files a test imports.
ai-agent-book624 test files34.3% of its code files have a test that imports them
data-formulator188 test files53.4% of its code files have a test that imports them

Frequently asked questions

Which is bigger, ai-agent-book or data-formulator?
ai-agent-book, with 422,447 lines written; data-formulator has 135,656.

The proof: bojieli/ai-agent-book's code at commit dbc046e

Which has more GitHub stars, ai-agent-book or data-formulator?
ai-agent-book, with 57,240 stars; data-formulator has 17,667.

The proof: bojieli/ai-agent-book on GitHub

Which has more tests, ai-agent-book or data-formulator?
ai-agent-book, with 624 test files; data-formulator has 188.

The proof: bojieli/ai-agent-book's code at commit dbc046e

Which was updated more recently, ai-agent-book or data-formulator?
data-formulator: its last push was on November 6, 2026, and ai-agent-book's on October 8, 2026.

The proof: microsoft/data-formulator's commits on GitHub

Which has more commits signed by AI, ai-agent-book or data-formulator?
ai-agent-book: an AI signed 20.8% of its commits, with Claude Code; in data-formulator, 3.1%.

The proof: the commits each tool signed in bojieli/ai-agent-book

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