Best Open Source pdf converter Libraries

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

#1Stirling-Tools/Stirling-PDF

#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere

74,425TypeScript

Analyze Code

#2opendatalab/MinerU

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

54,581Python

Analyze Code

#3docling-project/docling

Get your documents ready for gen AI

53,757Python

Analyze Code

#4wmjordan/PDFPatcher

PDF补丁丁——PDF工具箱，可以编辑书签、剪裁旋转页面、解除限制、提取或合并文档，探查文档结构，提取图片、转成图片等等

12,161C#

Analyze Code

#5bytedance/Dolphin

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

8,827Python

Analyze Code