Best Open Source pdf parser Libraries

A curated list of the most popular GitHub repositories tagged with pdf parser. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1PaddlePaddle/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.

70,987Python

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#2opendatalab/MinerU

Transforms complex documents like PDFs into LLM-ready markdown/JSON for your Agentic workflows.

54,581Python

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#3py-pdf/pypdf

A pure-python PDF library capable of splitting, merging, cropping, and transforming the pages of PDF files

9,822Python

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#4bytedance/Dolphin

The official repo for “Dolphin: Document Image Parsing via Heterogeneous Anchor Prompting”, ACL, 2025.

8,827Python

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