Topic
Open-source startups tagged #pdf
11 open-source startups in this directory carry the GitHub topic #pdf. 10 pushed code within 30 days of the snapshot of 2026-09-22, 0 have been quiet for 31–120 days, 1 has not pushed in over 120 days. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.
10 of 11 pushed within 30 days of the snapshot of 2026-09-22. How we measure it →
The list
All 11, most-starred first.
The last column is the most recent push GitHub reported to us on 2026-09-22. It counts a push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.
| Project | What it does | Stars | Ship status | Last verified push |
|---|---|---|---|---|
| Stirling-Tools/Stirling-PDF | #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere | 92.8K | Still shipping | Sep 22, 2026 |
| paperless-ngx/paperless-ngx | A community-supported supercharged document management system: scan, index and archive all your documents | 45.9K | Still shipping | Sep 22, 2026 |
| Byaidu/PDFMathTranslate | [EMNLP 2025 Demo] PDF scientific paper translation with preserved formats - 基于 AI 完整保留排版的 PDF 文档全文双语翻译，支持 Google/DeepL/Ollama/OpenAI 等服务，提供 CLI/GUI/MCP/Docker/Zotero | 37.1K | Still shipping | Sep 22, 2026 |
| koreader/koreader | An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices | 29.9K | Still shipping | Sep 22, 2026 |
| koodo-reader/koodo-reader | A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web | 28.3K | Still shipping | Sep 22, 2026 |
| readest/readest | Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an intuitive interface to elevate your reading experience. | 24.5K | Still shipping | Sep 22, 2026 |
| docusealco/docuseal | Open source DocuSign alternative. Create, fill, and sign digital documents ✍️ | 18.6K | Still shipping | Sep 21, 2026 |
| documenso/documenso | The Open Source DocuSign Alternative. | 15.1K | Still shipping | Sep 22, 2026 |
| kekingcn/kkFileView | Universal File Online Preview Project based on Spring-Boot | 14.7K | Still shipping | Sep 18, 2026 |
| Zettlr/Zettlr | Your One-Stop Publication Workbench | 13.6K | Still shipping | Sep 22, 2026 |
| h2oai/h2ogpt | Private chat with local GPT with document, images, video, etc. 100% private, Apache 2.0. Supports oLLaMa, Mixtral, llama.cpp, and more. Demo: https://gpt.h2o.ai/ https://gpt-docs.h2o.ai/ | 12K | Gone silent | Oct 9, 2025 |
Related collections
Sideways from here.
The 8 largest other topics in the directory, then the other ways to slice it. Every count is as of the snapshot of 2026-09-22.
Snapshot of 2026-09-22 · 721 repos in the directory · every number on this page is measured against that date, not against today. What this measurement cannot tell you →