An open-source keyboard layout visualizer for Windows. Learn and practice alternative layouts, personalize appearance, and improve your typing.

✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML, CSV and more, into interactive graphs.

Code for the Frontend Masters React State Modeling Workshop

Master transforming types in TypeScript

An interactive TypeScript repo on advanced patterns (WIP)

Interactive tutorial on using generics in TypeScript

An interactive TypeScript tutorial for beginners

A crash course on Zod - a schema validation library for TypeScript

Frontend Masters XState Workshop v2

Frontend Masters State Machines & XState Workshop

Blazing fast, instant realtime GraphQL APIs on Postgres with fine grained access control, also trigger webhooks on database events.

🦄 The Key to a Better Translation Experience

Cut and paste your surroundings using AR

Android Source Code

iOS Source Code

Create the next immutable state by mutating the current one

The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

Processes, policies, and tools for startups and product teams. All open sourced and open for contribution.

🚀 GraphQL + Vue.js + D3.js schema viewer, powered by introspection.

✏️ Tool to create your own react-content-loader easily.

Color scale generator

🎲 Mock or extend your GraphQL API with faked data. No coding required.

Pure Javascript OCR for 62 Languages 📖🎉🖥

📜 A collective list of public GraphQL APIs

A developer web-app tool to rapidly prototype a full stack implementation of GraphQL with React.

Nextjs server to query websites with GraphQL

CSS debugging tool with an unpronounceable name

🌈 Javascript color conversion and manipulation library

☄️ A minimalistic zero-config GraphQL server.