Open-source product families you can start building with today
Read, write, and export Excel spreadsheets with full round-trip fidelity, cell styling, chart generation, and AES encryption. Available for Python.
Create, read, and edit PPTX presentations — add slides, shapes, tables, text formatting, and visual effects with safe round-tripping. Available for Python.
Read, extract, and convert Microsoft OneNote files to PDF and images. A Python SDK for page-level editing, metadata access, and offline document automation.
Load, build, and export 3D scenes in OBJ, STL, glTF, COLLADA, 3MF, and FBX formats with zero native dependencies. Available for Python and TypeScript.
Each product family delivers native libraries across multiple platforms so you can work in the language you already use
A suite of FOSS libraries for generating, editing, and converting Word documents. Available for Python, .NET, Java, C++, and more — with mail merge, PDF export, watermarks, and templating built in.
Enterprise-grade PDF processing, open-sourced across platforms. Create, edit, convert, secure, and digitally sign PDFs with native libraries for Python, .NET, Java, C++, and beyond.
Convert, compress, crop, resize, and filter images with a cross-platform FOSS suite. Native libraries for Python, .NET, Java, and more handle 100+ image formats and animations.
Read and write 60+ barcode types — QR codes, UPCs, Data Matrix, and more — with pro-level accuracy. Open-source libraries for Python, .NET, Java, C++, and other platforms.
Work with Microsoft Project files across platforms. Schedule tasks, allocate resources, track progress, and generate reports using open-source SDKs for Python, .NET, Java, C++, and more.
Turn scanned documents, receipts, and photos into structured data. This cross-platform OCR suite ships native libraries for Python, .NET, Java, and C++ with multilingual support.
Trusted by thousands of companies worldwide, Aspose is known for rock-solid file format support. Now we’re bringing that same power to the open-source community — with native libraries for every major platform.
Aspose makes it easy for agents to understand, use, and integrate into anything from quick scripts to large-scale applications.
Banks, governments, startups, and research labs already rely on Aspose. Now every developer gets the same proven stability and precision, in their language of choice.
With 20+ years of file-format expertise, Aspose brings the insight and knowledge your Word, Excel, PDF, and image workflows need.
Unlike most open-source libraries, Aspose runs independently. No MS Office, Adobe, or other extras needed. Just your code and our APIs.
Each product family ships native SDKs for Python, .NET, Java, C++, Go, PHP, and more — so you work in the language and ecosystem you already know.
Free doesn’t mean basic. These upcoming FOSS libraries carry the same engineering DNA that powers commercial Aspose products trusted by Fortune 500 companies.