Source: https://seerepo.com/compare/langchain-ai/langgraph/vs/NanmiCoder/MediaCrawler
Markdown source: https://seerepo.com/compare/langchain-ai/langgraph/vs/NanmiCoder/MediaCrawler.md
Description: langgraph and MediaCrawler share 4 technologies: aiosqlite, Postgres, SQLite, and Pydantic. Both are written in Python.

# langgraph vs MediaCrawler

langgraph and MediaCrawler share 4 technologies: aiosqlite, Postgres, SQLite, and Pydantic. Both are written in Python.

- [langchain-ai/langgraph](https://seerepo.com/r/langchain-ai/langgraph): Build resilient agents.
- [NanmiCoder/MediaCrawler](https://seerepo.com/r/NanmiCoder/MediaCrawler): 小红书笔记 | 评论爬虫、抖音视频 | 评论爬虫、快手视频 | 评论爬虫、B 站视频 ｜ 评论爬虫、微博帖子 ｜ 评论爬虫、百度贴吧帖子 ｜ 百度贴吧评论回复爬虫  | 知乎问答文章｜评论爬虫

## What they share and what sets them apart

- In common: aiosqlite, Postgres, SQLite, Pydantic
- Only in langgraph: psycopg, psycopg-pool, sqlite-vec, LangGraph, LangChain, langgraph-sdk, langchain-protocol
- Only in MediaCrawler: FastAPI, uvicorn, asyncpg, MongoDB, MySQL, Redis, Vite, React, matplotlib, SQLAlchemy, alembic, cryptography, opencv-python, pillow, openpyxl, Tailwind CSS, class-variance-authority, tailwind-merge, Radix UI, sonner, Lucide

## Side by side

| | langgraph | MediaCrawler |
|---|---|---|
| Size | 206,994 lines written, 205 code files | 40,863 lines written, 176 code files |
| Who writes it | 0.8% of its commits signed by AI. With Claude Code, Cursor, GitHub Copilot, and Jules | 2.7% of its commits signed by AI. With Claude Code and Codex |
| Activity | Last push November 6, 2026, 6,078 commits, 44,533 stars | Last push November 4, 2026, 663 commits, 70,198 stars |
| Tests | 247 test files. 50.7% of its code files have a test that imports them | 39 test files. 27.8% 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, langgraph or MediaCrawler?

langgraph, with 206,994 lines written; MediaCrawler has 40,863.

The proof: [langchain-ai/langgraph's code at commit 5847733](https://github.com/langchain-ai/langgraph/tree/5847733bcb186c26b32da5cc822eaf8a89deffeb)

### Which has more GitHub stars, langgraph or MediaCrawler?

MediaCrawler, with 70,198 stars; langgraph has 44,533.

The proof: [NanmiCoder/MediaCrawler on GitHub](https://github.com/NanmiCoder/MediaCrawler)

### Which has more tests, langgraph or MediaCrawler?

langgraph, with 247 test files; MediaCrawler has 39.

The proof: [langchain-ai/langgraph's code at commit 5847733](https://github.com/langchain-ai/langgraph/tree/5847733bcb186c26b32da5cc822eaf8a89deffeb)

### Which was updated more recently, langgraph or MediaCrawler?

langgraph: its last push was on November 6, 2026, and MediaCrawler's on November 4, 2026.

The proof: [langchain-ai/langgraph's commits on GitHub](https://github.com/langchain-ai/langgraph/commits)

### Which has more commits signed by AI, langgraph or MediaCrawler?

MediaCrawler: an AI signed 2.7% of its commits, with Claude Code and Codex; in langgraph, 0.8%.

## Sources

- langchain-ai/langgraph: Read on November 6, 2026, at commit 5847733 (https://github.com/langchain-ai/langgraph/tree/5847733bcb186c26b32da5cc822eaf8a89deffeb)
- NanmiCoder/MediaCrawler: Read on November 5, 2026, at commit b4bc7c4 (https://github.com/NanmiCoder/MediaCrawler/tree/b4bc7c47582e39780783bb9f7e4fef57f93bdcae)

## 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.