Source: https://seerepo.com/compare/MemPalace/mempalace/vs/opendatalab/MinerU
Markdown source: https://seerepo.com/compare/MemPalace/mempalace/vs/opendatalab/MinerU.md
Description: mempalace and MinerU share 3 technologies: SQLite, Hugging Face, and tokenizers. Both are written in Python.

# mempalace vs MinerU

mempalace and MinerU share 3 technologies: SQLite, Hugging Face, and tokenizers. Both are written in Python.

- [MemPalace/mempalace](https://seerepo.com/r/MemPalace/mempalace): The best-benchmarked open-source AI memory system. And it's free.
- [opendatalab/MinerU](https://seerepo.com/r/opendatalab/MinerU): Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.

## What they share and what sets them apart

- In common: SQLite, Hugging Face, tokenizers
- Only in mempalace: rusqlite, chromadb
- Only in MinerU: FastAPI, aiosqlite, OpenAI, uvicorn, Rich, Gradio, onnxruntime, ModelScope, ONNX, mineru, pillow, beautifulsoup4, pypdfium2, Pydantic, loguru

## Side by side

| | mempalace | MinerU |
|---|---|---|
| Size | 250,204 lines written, 161 code files | 158,109 lines written, 375 code files |
| Who writes it | 19% of its commits signed by AI. With Claude Code, Cursor, Codex, GitHub Copilot, Jules, and Gemini CLI | 12.6% of its commits signed by AI. With GitHub Copilot, Claude Code, and Codex |
| Activity | Last push November 4, 2026, 1,703 commits, 60,378 stars | Last push November 4, 2026, 5,064 commits, 83,126 stars |
| Tests | 304 test files. 70.2% of its code files have a test that imports them | 236 test files. 2.1% 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, mempalace or MinerU?

mempalace, with 250,204 lines written; MinerU has 158,109.

The proof: [MemPalace/mempalace's code at commit 2da78c8](https://github.com/MemPalace/mempalace/tree/2da78c883a61a2fa689103c65a1fa9cab18d4dc3)

### Which has more GitHub stars, mempalace or MinerU?

MinerU, with 83,126 stars; mempalace has 60,378.

The proof: [opendatalab/MinerU on GitHub](https://github.com/opendatalab/MinerU)

### Which has more tests, mempalace or MinerU?

mempalace, with 304 test files; MinerU has 236.

The proof: [MemPalace/mempalace's code at commit 2da78c8](https://github.com/MemPalace/mempalace/tree/2da78c883a61a2fa689103c65a1fa9cab18d4dc3)

### Which was updated more recently, mempalace or MinerU?

Both got their last push on November 4, 2026.

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

### Which has more commits signed by AI, mempalace or MinerU?

mempalace: an AI signed 19% of its commits, with Claude Code, Cursor, Codex, GitHub Copilot, Jules, and Gemini CLI; in MinerU, 12.6%.

The proof: [the commits each tool signed in MemPalace/mempalace](https://seerepo.com/r/MemPalace/mempalace/ai)

## Sources

- MemPalace/mempalace: Read on November 5, 2026, at commit 2da78c8 (https://github.com/MemPalace/mempalace/tree/2da78c883a61a2fa689103c65a1fa9cab18d4dc3)
- opendatalab/MinerU: Read on November 4, 2026, at commit 8cd0842 (https://github.com/opendatalab/MinerU/tree/8cd08422055858f55a64dff79f942318b51b96cc)

## 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.