Preact vs OpenUI5: What are the differences?
What is Preact? Fast 3kb alternative to React with the same ES6 API. Preact is an attempt to recreate the core value proposition of React (or similar libraries like Mithril) using as little code as possible, with first-class support for ES2015. Currently the library is around 3kb (minified & gzipped).
What is OpenUI5? Build enterprise-ready web applications, responsive to all devices and running on the browser of your choice. It is an Open Source JavaScript UI library, maintained by SAP. It lets you build enterprise-ready web applications, responsive to all devices, running on almost any browser of your choice. It’s based on JavaScript, using JQuery as its foundation and follows web standards. It eases your development with a client-side HTML5 rendering library including a rich set of controls and supports data binding to different models (JSON, XML and OData).
Preact and OpenUI5 belong to "Javascript UI Libraries" category of the tech stack.
Preact and OpenUI5 are both open source tools. It seems that Preact with 23.5K GitHub stars and 1.24K forks on GitHub has more adoption than OpenUI5 with 2.03K GitHub stars and 1.01K GitHub forks.