Description:
MKVToolNix is a suite of tools to create, alter, and inspect Matroska (MKV) files on Linux/Unix and Windows.
Graphics and Media
LibreSprite
Description:
LibreSprite is a free and open source program for creating and animating your sprites.
Easy Effects
Description:
Easy Effects is a Linux audio effects suite for PipeWire, providing plugins like limiter, compressor, convolver, equalizer, and auto volume; formerly PulseEffects, it migrated from GTK/GStreamer to a Qt/QML/Kirigami UI with native PipeWire filters for real-time audio processing.
Qt-based Multimedia Player
Description:
Qt-based multimedia audio player with a Winamp/XMMS-like UI and an optional alternative interface.
Material Maker
Description:
Open-source procedural textures authoring tool built on Godot. It uses a node-based graph to generate textures and paint 3D models, exporting PBR materials for Godot, Unity, and Unreal.
Euphonica
Description:
An MPD client with delusions of grandeur, made with Rust, GTK and Libadwaita.
mtoc
Description:
mtoc is a visually rich music player and library browser for Linux, emphasizing smooth, continuous browsing with album artwork front and center. It offers album art carousel, tag-based library management, MPRIS integration, and a responsive Qt/QML interface.
OpenColorIO
Description:
OpenColorIO is a complete, open-source color management framework for visual effects and animation, delivering consistent color processing across applications and strong ACES compatibility.
Noteahead
Description:
Noteahead is a simple MIDI tracker and sequencer for Linux, written in C++/Qt/QML. It focuses on keyboard-driven sequencing with multiple note columns, RtMidi/RtAudio backend, and saves projects in an open XML-based .nahd format under GPLv3.
Two Filters
Description:
Two Filters is a two-step sequencer plugin with fixed mod paths, presented as a test bed for a new Filter API.