Nura (formerly postmarketOS) extends the free and open source operating system Alpine Linux to run on smartphones and other mobile devices. Alpine is a security-oriented, light-weight Linux distribution based on musl libc and BusyBox.
Belgium
EU



Nura (formerly postmarketOS) extends the free and open source operating system Alpine Linux to run on smartphones and other mobile devices. Alpine is a security-oriented, light-weight Linux distribution based on musl libc and BusyBox.



Ardour is a hard disk recorder and digital audio workstation application. Record, edit, and mix on Linux, Mac OS X, and Windows.




OpenWrt Project is a Linux operating system targeting embedded devices. Instead of trying to create a single, static firmware, OpenWrt provides a fully writable filesystem with package management. This frees you from the application selection and configuration provided by the...




Web-browser, advanced e-mail, newsgroup and feed client, IRC chat, and HTML editing in one application. Itis built on the open source Mozilla Gecko engine, the same code which underlies Thunderbird and is the base for the Firefox browser.




Open-source diagram editor with cross-platform support offering entity relationship, UML, flowchart, and network diagram creation with editable objects.



[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]




Highly versatile PDF and XPS solution offering customizable rendering and viewing with features like digital signatures, redactions, and annotations.




Markdown note-taking app using plain files, no database, no lock-in, works fully offline, with first-class self-hosted E2EE sync and no ads or tracking.




Pencil is a standalone app that lets you create diagrams or UI mockups. It doesn't have collaboration/multi-user features.




This is a screen recorder that has minimal impact on system performance by recording a monitor using the GPU only, similar to shadowplay on windows.




Open-source cross-platform AI client offering model selection, on-prem deployment, enterprise features, security auditing, and control of data.

Phone Link / KDE Connect alternative with notification mirroring, clipboard sync, file transfer, Android Windows explorer integration, media control, and more.




Open-source 2D animation software offering raster and vector support, advanced node-based effects, and plug-in extendibility, free for all uses.




Offers Git-based code hosting, integrated issue tracking, a project wiki, pull requests, and collaboration tools with support for private or public repositories.



Extension for Chrome and Firefox downloading both audio and video from many websites. Detects downloadable content and offers a user-friendly menu.




MediaInfo supplies technical and tag information about a video or audio file. Supports many audio and video formats, with different methods of viewing information.












Qt is a cross-platform application framework that is widely used for developing application software that can be run on various software and hardware platforms with little or no change in the underlying codebase, while having the power and speed of native applications.


Open-source tool to enforce privacy & security best-practices on Windows and macOS, because privacy is sexy 🍑🍆.

Efficient image viewer with cross-platform support, offering a minimal, fast interface suitable for Windows, macOS, and Linux users.




Grafana provides a powerful and elegant way to create, explore, and share dashboards and data with your team and the world.




Pop!_OS is an operating system for STEM and creative professionals who use their computer as a tool to discover and create. Unleash your potential on secure, reliable open source software. Based on your exceptional curiosity, we sense you have a lot of it.




Bazzite is a custom gaming Linux distro built from ublue-os/main and ublue-os/nvidia using Fedora technology, which means expanded hardware support and built in drivers are included.




SiYuan is a desktop Markdown Block-Reference and Bidirectional-Link note-taking application. Support fine-grained block-level reference and Markdown WYSIWYG.



