Real-time monitoring on essential web performance metrics (web-vitals, etc.)

The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many mo…

Salute Design System

A list of helpful front-end related questions you can use to interview potential candidates, test yourself or completely ignore.

Notes on upgrading from React 15 to 16

A curated list of code katas

A collection of JSON schema files including full API

React specific linting rules for ESLint

What happens behind the scenes when we type www.google.com in a browser?

sane react component for syntax highlighting

HTML5 video speed controller (for Google Chrome)

Learn how to use redux step by step

A Select control built with and for React JS

🃏 Painless JavaScript Testing.

The JavaScript Tutorial