Post - Simplest way to post big or small news across your teams
Glimmer - Fast and light-weight UI components for the web
React Server - Blazing fast page load and seamless transitions
Svelte - Cybernetically enhanced web apps
Apache ServiceMix - Apache ServiceMix is an open source ESB that combines the functionality of a Service Oriented Architecture and the modularity.
Preact.js - Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.