The codebase for Exercism's website.

Postgres.js - The Fastest full featured PostgreSQL client for Node.js, Deno, Bun and CloudFlare

Sharpen your programming skills.

Multithreaded, Postgres-based, Active Job backend for Ruby on Rails.

A web frontend for Git repositories

Ritual app for ending the work day inspired by Deep Work

Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.

Interactive roadmaps, guides and other educational content to help developers grow in their careers.

⏰ Day.js 2kB immutable date-time library alternative to Moment.js with the same modern API

A book series on JavaScript. @YDKJS on twitter.