Material UI: Comprehensive React component library that implements Google's Material Design. Free forever.

Generation of diagrams like flowcharts or sequence diagrams from text in a similar manner as markdown

Apache Superset is a Data Visualization and Data Exploration Platform

Actor-based state management & orchestration for complex app logic.

nivo provides a rich set of dataviz components, built on top of the awesome d3 and React libraries

Simple responsive charts

A modest JavaScript framework for the HTML you already have

Winamp 2 reimplemented for the browser

🌈🕹 Windows 95 style UI component library for React

Chromium Binary for AWS Lambda and Google Cloud Functions

Runtime validation for static types

Run your web apps easily with a complete platform that you can install on any server. Build composable microservices and lambdas.

Install missing TypeScript typings for dependencies in your package.json.

Functional optics: a (partial) porting of Scala monocle

An implementation of the Language Server Protocol for Common Lisp