Glimmer - Fast and light-weight UI components for the web
Shapr - A completely free way to build your professional network.
Preact.js - Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.
GetReal - Meet new people, in person
Svelte - Cybernetically enhanced web apps
Event Hunt - Startups and Tech Events Curated By Locals