OpenTheBook is a free, lightweight desktop reader for PDF, EPUB, AZW3, and MOBI files. It is intentionally not a book library: install it, double-click a book, and read. No account, no clutter, no cost. First release targets Windows and Ubuntu/Linux.

Features

  • Open PDF, EPUB, AZW3, and MOBI files
  • No library and no account
  • Distraction-free reading view
  • Quiet signed auto-updates
  • Windows installer and Linux AppImage/Debian packages

Project Activity

See All Activity >

Categories

Text Processing, PDF Readers, eBook Readers

License

MIT License

Follow OpenTheBook

OpenTheBook Web Site

Other Useful Business Software
Build Agents and Models on One Platform Icon
Build Agents and Models on One Platform

Everything you need to build production-ready agents and models. Access 200+ Google and third-party AI models and tools.

Gemini Enterprise Agent Platform is Google Cloud's comprehensive platform for developers to build, scale, govern, and optimize agents and models. Choose from Google's most advanced models and third-party models like Anthropic's Claude Model Family.
Start Free
Rate This Project
Login To Rate This Project

User Reviews

Be the first to post a review of OpenTheBook!

Additional Project Details

Operating Systems

Linux, Windows

Languages

English

Intended Audience

Developers, End Users/Desktop

User Interface

Win32 (MS Windows), X Window System (X11)

Programming Language

JavaScript, Rust, TypeScript

Related Categories

JavaScript Text Processing Software, JavaScript PDF Readers, JavaScript eBook Readers, Rust Text Processing Software, Rust PDF Readers, Rust eBook Readers, TypeScript Text Processing Software, TypeScript PDF Readers, TypeScript eBook Readers

Registered

2026-08-31
Report inappropriate content