slate-paste-linkify - A Slate plugin that wraps a selection in an inline link element when a URL is pasted from the clipboard.
makona-editor - Makona (Hawaiian for Mason) is a spike for a block-style editor written in ReactJS.
glamor - inline css for react et al
assetgraph - Optimization framework for web pages and applications
radium - A toolchain for React component styling.
postcss - Transforming styles with JS plugins
react-mentions - @mention people in a textarea