1.opendatalab / MinerU
Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.
+2,057 stars
from 80,890 · score 7.63
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Ranked by Attention Score: stars gained over the last 30 complete days
8 repositories by Attention Score · Oct 4, 2026 – Nov 2, 2026 (UTC)
2.PaddlePaddle / PaddleOCR
Turn any PDF or image document into structured data for your AI. A powerful, lightweight OCR toolkit that bridges the gap between images/PDFs and LLMs. Supports 100+ languages.
+1,650 stars
from 90,428 · score 7.41
3.opendataloader-project / opendataloader-pdf
PDF Parser for AI-ready data. Automate PDF accessibility. Open-source.
+788 stars
from 29,350 · score 6.67
4.run-llama / liteparse
A fast, helpful, and open-source document parser
+224 stars
from 12,745 · score 5.42
5.yfedoseev / pdf_oxide
The fastest PDF library for Python and Rust. Text extraction, image extraction, markdown conversion, PDF creation & editing. 0.8ms mean, 5× faster than industry leaders, 100% pass rate on 3,830 PDFs. MIT/Apache-2.0.
+92 stars
from 1,061 · score 4.53
6.py-pdf / pypdf
A pure-python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files
+50 stars
from 10,232 · score 3.93
7.NameetP / pdfmux
PDF extraction that audits its own output — and certifies any other extractor's, catching pages they silently dropped. Verify signed manifests offline: free, MIT, no account. 0.903 on opendataloader-bench, #2 of 8 engines. 7-tool MCP server.
+4 stars
from 82 · score 1.61
8.coregx / gxpdf
GxPDF - Enterprise-grade PDF library for Go. Table extraction, text parsing, encryption, document creation.
+2 stars
from 52 · score 1.10