The Serenity Operating System 🐞

An open source re-implementation of RollerCoaster Tycoon 2 🎢

Convert HTML to PDF using Webkit (QtWebKit)

cross-platform (Qt), open-source (GPLv3) video editor

Offline documentation browser inspired by Dash

Napa.js: a multi-threaded JavaScript runtime

Free open-source non-linear video editor

Portable and lightweight cross-platform desktop application development framework

Open-source video compositing software. Node-graph based. Similar in functionalities to Adobe After Effects and Nuke by The Foundry.

Lepton is a tool and file format for losslessly compressing JPEGs by an average of 22%.

Text editor for Markdown

Mirror of Ardour Source Code

Software modular synth

Routes audio from programs to different audio devices.

🍓 Strawberry Music Player

TreeSheets : Free Form Data Organizer (see strlen.com/treesheets)

The Lobster Programming Language

Automatically identify anti-patterns in SQL queries

Helm - a free polyphonic synth with lots of modulation

A brief computer graphics / rendering course

Radio signal analyser

a programming library with geometric algorithms

maim (make image) takes screenshots of your desktop. It has options to take only a region, and relies on slop to query for regions. maim is supposed to be an improved scrot.

Fusion programming language. Transpiling to C, C++, C#, D, Java, JavaScript, Python, Swift, TypeScript and OpenCL C.

Make OpenStreetMap vector tiles without the stack

The SOUL programming language and API

🎹🎶 A baremetal kernel that turns your Raspberry Pi 3 or later into a Roland MT-32 emulator and SoundFont synthesizer based on Circle, Munt, and FluidSynth.

Element Audio Plugin Host

A small MIDI visualizer tool, using OpenGL