With this free & open source modular front-end UI framework, developers can develop Web interfaces on the Vue.js progressive JavaScrip framework. It comes with a friendly, easy to use API & is CSS style independent, so you can make consistent user interfaces.
UIPatterns allows developers to explore & play with interactive UI design patterns & learn how to solve the most common UI problems typically encountered when designing & developing software. All for free. With this Web-based service you will find a curated list of design patterns with fully interactive & downloadable examples.