An Open-source File Format API Guide For Developers

Using open-source APIs and libraries, learn to create, edit, convert, and manipulate PDF, 3D, CAD, Spreadsheet, image, & other file formats with examples.

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Try our collections of Open-source File Format APIs for development of stunning applictions in .NET, Java, Python, and many other programming languages. Learn about the details of file formats with example codes in different programming languages.

Word Processing

File Format APIs

Open-Source APIs for creating word processing applications in .NET, Java, Python and PHP. Learn from ready-to-run code examples and snippets to get started.

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Spreadsheet

File Format APIs

Build Powerful Spreadsheet Processing Applications - Easy to use Java, PHP, Python and .NET APIs to load, create, and modify Microsoft Excel files from within your applications.

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Presentation

File Format APIs

Load, create and modify Microsoft PowerPoint files using Java, PHP, Python and C++ programming languages without undergoing internal file format of these files.

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PDF

File Format APIs

Open-Source PDF File Format APIs allow developers to read, create or edit PDF files using Free Java, .NET, PHP, Python, Go & C++ libraries. Build powerful PDF processing applications with these APIs.

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Email

File Format APIs

Explore a list of powerful Email File Format APIs to load & process Microsoft Outlook files using .NET, Java, Python & PHP-based open-source libraries.

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EBook

File Format APIs

Create, load, modify and publish Ebook File Formats from your Java, .NET, Python, and JavaScript applications without going in details of underlying file structure.

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View All File Format APIs

Learn about open-source APIs and libraries

Open Source APIs for Audio File Formats

Develop applications having the ability to create, save, record, and convert numerous Audio file formats like MP3, AAC, WAV, AIFF, WMA, WV, WEBM, and so on.

Image File Formats and APIs

Developers can create, read, modify, & convert popular image file formats like PNG, JPEG, BMP, and GIF using open-source libraries.

File Structure of PDF Files and APIs

Generate, modify & convert simple and complex PDF Documents via Open-source libraries.

Open Source APIs for 3D Files

Generate and manage a wide variety of 3D charts required to be easily used in client-side as well as server-side applications.

CAD File Extensions and Associated File Formats

Create, modify, read, render, manipulate & convert simple and complex AutoCAD Drawings via Open-source libraries.

Word Processing File Formats and APIs

Read, write, convert & manipulate Microsoft Word DOC & DOCX files via .NET, Java, PHP, Python, JavaScript & PHP.

Get Started with File Format APIs

Your one-stop shop to learn about commonly used file formats

FileFormat is the leading developer guide for .NET, Java, PHP, Python, JavaScript & PHP document manipulation libraries. Our APIs are used by some of the most iconic worldwide brands, and we provide unparalleled support to our customers. Whether you're a software company, educational or financial institution, or consulting firm, with our solutions you can streamline your document and image processing needs, as well as enjoy an exceptional app development experience with us.

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