Open QR Code is an open-source, cross-platform app
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
Cross platform web application firewall (WAF) engine for Apache
Develop desktop GUI applications using PHP, HTML5, JavaScript
GRBL controller application with G-Code visualizer written in Qt
Open Source Monitoring System for performance and availability.
A fast and robust web server and application server for Ruby
The New Windows Terminal
Web Framework built on top of Qt, using the approach of Catalyst
API and runtime that allows access to VR hardware
Portable and lightweight cross-platform desktop application
Self-hosted game stream host for Moonlight
A Fast and Easy to use microframework for the web
Drogon: A C++14/17/20 based HTTP web application framework
A cross-platform, reimplementation of Notepad++
Add custom effect to global system title bar, support win10 and win11
Cross platform (lin/win/mac) geographical information system (GIS)
TreeFrog Framework, High-speed C++ MVC Framework for Web Applications
Vulkan-based implementation of D3D9, D3D10 and D3D11 for Linux / Wine
An alternative Discord client with voice support made with C++ and GTK
Qt based cross-platform GUI proxy configuration manager
Desktop soundscape application
Open-source data modeling tool designed for PostgreSQL
Experience tranquillity while browsing the web
JUCE is an open-source cross-platform C++ application framework