Developer's Collection of Open Source File Format APIs

Read, Write, Convert & Manipulate files from Microsoft Office, OpenOffice, PDF, 3D, CAD, and many other popular categories.

Word Processing File Format APIs Allow programmers to load, create and modify Microsoft Word files from within Java & PHP applications.

Free Word Processing APIs for .NET Free Word Processing APIs for Java Free Word Processing APIs for PHP Free Word Processing APIs for JavaScript Free Word Processing APIs for Python Free Word Processing APIs for C++Free Word Processing APIs for Go

Spreadsheet File Format APIs Load, create and modify Microsoft Excel files with the help of Java & PHP based open source libraries.

Free Spreadsheet APIs for .NET Free Spreadsheet APIs for Java Free Spreadsheet APIs for PHP Free Spreadsheet APIs for JavaScript Free Spreadsheet APIs for Python Free Spreadsheet APIs for C++Free Spreadsheet APIs for Go

Presentation File Format APIs Open-source libraries to load, create and modify Microsoft PowerPoint files using Java and PHP programming languages.

Free Presentation APIs for .NET Free Presentation APIs for Java Free Presentation APIs for PHP Free Presentation APIs for JavaScript Free Presentation APIs for Python

PDF File Format APIs Allow developers to read, create or edit PDF files using Java programming language.

Free PDF APIs for .NET Free PDF APIs for Java Free PDF APIs for C++ Free PDF APIs for PHP Free PDF APIs for JavaScript Free PDF APIs for Python Free PDF APIs for Ruby Free PDF APIs for Go

Email File Format APIs Load & process Microsoft Outlook files using .NET & Java-based open source libraries.

Free Email APIs for .NET Free Email APIs for Java Free Email APIs for Python

Diagram File Format APIs Load, create or modify Microsoft Visio files from within Java and PHP applications.

Free Diagram APIs for .NET Free Diagram APIs for Java Free Diagram APIs for JavaScript

3D File Format APIs Read, write, edit, & process 3D files using C++-based open source libraries.

Free 3D APIs for .NET Free 3D APIs for C++Free 3D APIs for JavaScript

Compression File Format APIs Open source .NET library for working with popular compression file formats like RAR, 7ZIP, ZIP, TAR & more.

Free Compression APIs for .NET Free Compression APIs for Java Free Compression APIs for C Free Compression APIs for PHP

Image Processing File Format APIs Open source image processing libraries for working with popular imaging file formats like PNG, JPEG, BMP, TIFF & more.

Free Image APIs for .NET Free Image APIs for C++ Free Image APIs for PHP Free Image APIs for Python Free Image APIs for JavaScript