Browse free open source User Interface (UI) apps and projects for Android below. Use the toggles on the left to filter open source User Interface (UI) apps by OS, license, language, programming language, and project status.
Java interface to OpenCV, FFmpeg, and more
Innovative user interfaces made easy
Full fledged GUI integration for the Android screen mirroring system
F-Droid client with Material UI
An open-source keyboard for Android which respects your privacy
Rainbow Brackets for IntelliJ based IDEs/Android Studio/HUAWEI DevEco
A cross-platform UI framework for .NET
An awesome, fully responsive jQuery slider plugin
A complete native navigation solution for React Native
RecyclerView extension library which provides advanced features
Bootstrap style widgets for Android, with Glyph Icons
Flutter app for collection of UI in a UIKit
The smallest header-only GUI library(4 KLOC) for all platforms
UI framework designed for theming
JavaScript range slider with multi-touch and keyboard support
Android library for building complex screens in a RecyclerView
Optimized UI components for Firebase
A Flutter plugin that allows you to add an inline webview
A Flutter plugin for displaying local notifications on Android, iOS
Mobile-first, accessible components for React Native & Web
Cross-Platform React Native UI Toolkit
The UI component explorer, develop, document, & test React, Vue, etc.
Responsive jQuery content slider
User interface components for Starling Framework, ActionScript 3
A super easy WiFi hotspot user management utility for Mikrotik router