ReasonML - ReasonML is a new face to OCaml that--when coupled with BuckleScript--makes web development easy...
Glimmer - Fast and light-weight UI components for the web
Mint - Free personal finance software to assist you to manage your money, financial planning, and budget planning tools. Achieve your financial goals with Mint.
Preact.js - Preact is a fast 3kB alternative to React with the same modern API. Components & Virtual DOM.
PureScript - PureScript is a small strongly typed programming language that compiles to JavaScript.
Svelte - Cybernetically enhanced web apps