Browse free open source User Interface (UI) software and projects for Linux below. Use the toggles on the left to filter open source User Interface (UI) software by OS, license, language, programming language, and project status.
A free C, C++ and Fortran IDE
Jupyter Interactive Notebook
Qt based cross-platform GUI proxy configuration manager
A utility-first CSS framework for rapid UI development
Innovative user interfaces made easy
Python module to build dialogs for terminal-based applications
Develop desktop GUI applications using PHP, HTML5, JavaScript
The most powerful and modular diffusion model GUI, api and backend
A cross-platform GUI for youtube-dl made in Electron and node.js
SideStore is a fork of AltStore that doesn't require an AltServer
Continuation of Clash Verge - A Clash Meta GUI based on Tauri
Localized MIUI ROMs
Really fast log explorer based on glogg project
A Python wrapper library for the cross-platform FLTK GUI library.
Appium Server in Desktop GUIs for Mac, Windows, and Linux
Bloat-free Graphical User interface for C++ with minimal dependencies
An open source Java decompiler Gui for Procyon
The Linux perf GUI for performance analysis
The open-source, cross-platform API client for GraphQL
Kafka Web UI
Java interface to OpenCV, FFmpeg, and more