A free, open-source viewer for Windows, supports PDFs, eBooks, Comics, with a simple, fast, and portable design prioritized for ease of use.




A free, open-source viewer for Windows, supports PDFs, eBooks, Comics, with a simple, fast, and portable design prioritized for ease of use.




Efficient screenshot tool providing OCR, exports to Office apps, supports image editing and sharing, occupying minimal space with 32 languages.




Free, open-source note-taking with rich text, cross-platform support, syntax highlighting, embedded files, and customizable interface.




Offers offline access to Wikipedia and other web content using ZIM format, with full text search, export options, multi-language support, and platform compatibility.




Whether it's bookmarks or passwords, files or shopping lists...Turtl organizes it all and makes it easy to find later. Sync across your devices. Leave nothing behind.





The Data Transfer Project (DTP) is an open-source initiative which features data portability between multiple online platforms.