Component Based UI Open Source Projects
Discover 2 open source Component Based UI repositories from GitHub, each with an analysis of what it does, key features, use cases and alternatives. Component Based UI projects here are most often combined with Developer Tools, Framework and Frontend. Last updated October 19, 2026.

react: Build Web and Native User Interfaces
React is a JavaScript library for building user interfaces on the web and in native apps. It uses declarative, component-based views to update interfaces when data changes, and supports server rendering with Node.js.
ActiveHealth 79/100

rio: Build Web Apps in Python
Rio is a Python framework for building interactive websites and apps with Python-defined components instead of writing HTML, CSS, or JavaScript. It suits Python developers who want to create web or local apps using a declarative UI approach.
ActiveHealth 59/100