A curated and opinionated list of resources for Chief Technology Officers, with the emphasis on startups

100 Modern CSS Buttons. Every style that you can imagine.

Chrome extension that records your browser interactions and generates a Playwright or Puppeteer script.

Collection of TypeScript type challenges with online judge

A boilerplate for Node.js web applications

Master programming by recreating your favorite technologies from scratch.

📜 33 concepts every JavaScript developer should know.

TDD katas

This is an Android Wear client for Toggl that records tasks while offline and sends the data to an Android app . The Android app sends the data to Toggl API..

A visual introduction to probability and statistics.

Drag-and-drop sortable component for nested data and hierarchies

Facebook Messenger Bot Framework for Node.js

Obywatelskie fedrowanie danych

List of 1000 JavaScript Interview Questions

A lightweight server clone of Amazon S3 that simulates most of the commands supported by S3 with minimal dependencies

📝 Algorithms and data structures implemented in JavaScript with explanations and links to further readings

"The mother of all demo apps" — Exemplary fullstack Medium.com clone powered by React, Angular, Node, Django, and many more

React hooks for RxJS

✍ It has never been so easy to document your things!

Access Xiaomi MiBand 4 from Linux using Bluetooth LE

A community-curated list of flexbox issues and cross-browser workarounds for them.

Figma plugin for visualizing data

Unofficial SDK for Xiaomi Mi Band

A book series (2 published editions) on the JS language.

Set of basic functionalities from React in one place.

Awesome Open Atmospheric, Ocean, and Climate Science

📘 React ES6 Reference

Clean Code concepts adapted for JavaScript