https://javascriptkit.com/ (JS)
Inglés
olivierloverde/minutes-of-javascript: ⭐ Collection of Javascript snippets to make you discover new exciting features, useful tips or anything that will give you a better understanding of the subtleties of JS.
airbnb/javascript: JavaScript Style Guide
Exploring ES6
JavaScript Patterns Workshop | JavaScript Patterns
CSS Working Group Editor Drafts
A Complete Guide to CSS Concepts and Fundamentals
l-hammer/You-need-to-know-css: 💄CSS tricks for web developers~
AllThingsSmitty/css-protips: ⚡️ A collection of tips to help take your CSS skills pro 🦾
Learn Box Alignment
Mastery Games
Regex Learn - Step by step, from zero to advanced.
UX Engineer ⤴ Principles of Design → UX/UI Design Course
Shift Nudge
Material Design
Home | Laws of UX
Design Basics: UI/UX, Prototyping & Core Principles | Figma
GoodUI
Motion Graphic Design & Animation Principles Website - Zajno Digital Studio
When life gives you lemons, write better error messages
All Design Lessons
Free Online Product Design Courses | UX Database
Design System Checklist
Playbook
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May Design System | Figma
Checklist Design — A collection of the best design practices.
UX Recipe
UX Project Checklist
DesignSystems.com