#1
Get your documents ready for gen AI
63K starsJul 17, 2026 pushdocument-processingPythonPDF
$ npx skills add docling-project/doclingAlternatives
ImageToolbox alternatives for AI agents.
Compare similar skills by workflow fit, trust score, quality, GitHub adoption, maintenance, and install readiness.
Current skill
ImageToolbox
🖼️ Image Toolbox is a powerful app for advanced image manipulation. It offers dozens of features, from basic tools like crop and draw to filters, OCR, and a wide range of image processing options
100
Quality
92
Trust
13K
Stars
#2
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.
22K starsJun 22, 2026 pushdocument-processingTypeScriptPDF
$ npx skills add readest/readest#3
🪐 Markdown with superpowers: from ideas to papers, presentations, websites, books, and knowledge bases.
16K starsJun 17, 2026 pushdocument-processingKotlinPDF
$ npx skills add iamgio/quarkdown#4
A modern ebook manager and reader with sync and backup capacities for Windows, macOS, Linux, Android, iOS and Web
27K starsJul 9, 2026 pushdocument-processingJavaScriptPDF
$ npx skills add koodo-reader/koodo-reader#5
A community-supported supercharged document management system: scan, index and archive all your documents
42K starsJun 20, 2026 pushdocument-processingPythonPDF
$ npx skills add paperless-ngx/paperless-ngx#6
OCRmyPDF adds an OCR text layer to scanned PDF files, allowing them to be searched
34K starsJun 12, 2026 pushdocument-processingPythonPDF
$ npx skills add ocrmypdf/OCRmyPDF#7
An ebook reader application supporting PDF, DjVu, EPUB, FB2 and many more formats, running on Cervantes, Kindle, Kobo, PocketBook and Android devices
27K starsJun 24, 2026 pushdocument-processingLuaPDF
$ npx skills add koreader/koreader#8
Python tool for converting files and office documents to Markdown.
156K starsMay 26, 2026 pushdocument-processingPythonPDF
$ npx skills add microsoft/markitdown#9
Transforms complex documents like PDFs and Office docs into LLM-ready markdown/JSON for your Agentic workflows.
68K starsJun 17, 2026 pushdocument-processingPythonPDF
$ npx skills add opendatalab/MinerU#10
#1 PDF Application on GitHub that lets you edit PDFs on any device anywhere
81K starsJun 18, 2026 pushdocument-processingTypeScriptPDF
$ npx skills add Stirling-Tools/Stirling-PDF#11
Convert documents to structured data effortlessly. Unstructured is open-source ETL solution for transforming complex documents into clean, structured formats for language models. Visit our website to learn more about our enterprise grade Platform product for production grade workflows, partitioning, enrichments, chunking and embedding.
15K starsJun 18, 2026 pushdocument-processingHTMLPDF
$ npx skills add Unstructured-IO/unstructured#12
Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.
15K starsJun 15, 2026 pushdocument-processingC++PDF
$ npx skills add xournalpp/xournalpp#13
Open source DocuSign alternative. Create, fill, and sign digital documents ✍️
17K starsJun 15, 2026 pushdocument-processingRubyPDF
$ npx skills add docusealco/docuseal#14
SumatraPDF reader
17K starsJun 20, 2026 pushdocument-processingCPDF
$ npx skills add sumatrapdfreader/sumatrapdf#15
📄 Create PDF files using React
17K starsJun 9, 2026 pushdocument-processingTypeScriptPDF
$ npx skills add diegomura/react-pdf#16
📚 Biblioteca de livros essenciais da área da programação. (Confira o meu novo projeto `SendScriptWhatsapp`)
14K starsMay 3, 2026 pushdocument-processingPDF
$ npx skills add KAYOKG/BibliotecaDevHow to choose
When should you switch?
Use an alternative when it has a clearer install path, higher trust score, fresher maintenance, or better platform fit for your current agent stack. Keep ImageToolbox if it already passes your workflow test and repository review.
Next step
Compare top candidates side by side
Open the compare page, test the install commands in a sandbox, and check each repository before using a skill in production.