Cost / License
- Free
- Open Source (MIT)
Platforms
- Self-Hosted




Onsen UI provides UI framework and tools for creating fast and beautiful HTML5 hybrid mobile apps based on PhoneGap / Cordova. Works with or without any JavaScript framework including React, Meteor, Vue, AngularJS & 2.
Little Widgets is a collection of beautifully designed HTML website widgets and popups. It’s coded, responsive, animated and ready to use on your website.



Vuetify is a semantic component framework for Vue. Build amazing applications with the power of Vue and Material Design and a massive library of beautifully crafted components.



JavaScript Library / HTML5 UI framework for developers with SpreadSheet, Pivot, Kanban, FileManager, Scheduler, Datatable, TreeTable and etc. widgets.

A complete visual app development platform that offers a fully integration UI Builder, real-time database, robust backend with Codeless logic, team-driven development, and bulletproof security.




AlloyUI is a framework built on top of YUI3 (JavaScript) that uses Bootstrap (HTML/CSS) to provide a simple API for building high scalable applications.
Milligram provides a minimal setup of styles for a fast and clean starting point. Specially designed for better performance and higher productivity with fewer properties to reset resulting in cleaner code.
Buefy (pronounced /'byo?o?fi/, like beau-fy) is a user interface component library made on top of two fresh but very well known frameworks, them being Vue.js and Bulma. Buefy has two core principles: 1. keep stuff simple and 2. be lightweight.

GreenDroid is a development library for the Android platform. It makes UI developments easier and consistent through your applications.
Prime UI is the missing foundation for AI-generated websites. Go from sitemaps and wireframes to production-ready Next.js and Tailwind CSS code in minutes. Built for consistent results. No prompt engineering required.




The Syncfusion JavaScript UI controls library is the only suite that you will ever need to build an application since it contains over 60 high-performance, lightweight, modular, and responsive UI components in a single package.




Material Components for the web (MDC Web) help developers execute Material Design. Developed by a core team of engineers and UX designers at Google, these components enable a reliable development workflow to build beautiful and functional web projects.
Cx is a fully fledged UI framework for developing admin and dashboard web applications. It offers a rich set of widgets, charts, advanced data-binding features and much more.





Ignition helps you getting your Android applications off the ground quickly, by offering ready-to-use components and utility classes that wrap a lot of the boilerplate that's involved when writing Android apps.
JavaScript UI Framework & UI Controls with Binding and Templates for Every Device - TV, Mobile, Tablets and Computers !!!
Gio is a library for writing cross-platform immediate mode GUI-s in Go. Gio supports all the major platforms: Linux, macOS, Windows, Android, iOS, FreeBSD, OpenBSD and WebAssembly.


A web application framework for building high-performance, data-driven enterprise applications with rich UI components and built-in data management.




The declarative GUI framework for Go. Build native desktop apps for macOS, Windows, and Linux from a single Go codebase — typed components, reactive state, real platform dialogs, and one static binary. No JavaScript runtime, no embedded browser, no C++ toolchain to learn.

Salesforce Lightning Design System is the UI kit tailored for building Salesforce apps: Using the Lightning Design System markup and CSS framework results in UIs that reflect the Salesforce Lightning look and feel.

