Cheatsheets & Docs
30 seconds of code
A collection of short coding articles and snippets covering JavaScript, Git, HTML, and general web development practices.
A11y Coffee
A curated educational resource for web developers to learn about web accessibility, including quick wins, testing strategies, and best practices.
Awesome Accessibility
A curated collection of accessibility (A11y) tools, articles, books, courses, and resources for web developers and designers.
Awesome Courses
A curated collection of high-quality university computer science courses available online for self-paced learning.
Awesome SvelteKit
Curated list of awesome examples, apps, components, and tools built with SvelteKit in the wild.
Bootstrap 5 CheatSheet
A comprehensive interactive reference guide for Bootstrap 5 CSS classes, components, and layout utilities.
Can I use...
Support tables for HTML5, CSS3, and other web technologies across desktop and mobile browsers.
CheatGrid
Platform offering structured developer cheat sheets, interactive roadmaps, practice tests, and AI-powered study tools for technical topics.
Cheatography
A community-driven platform for creating, sharing, and downloading thousands of cheat sheets and quick reference guides for various topics.
Code Snippets
A collection of free web development tutorials, code snippets, and resources for HTML, CSS, and JavaScript projects.
Conventional Commits
A specification for adding human and machine readable meaning to commit messages.
CSS Reference
A free visual guide to popular CSS properties, featuring illustrated and animated examples for learning.
CSS-Tricks
A comprehensive resource for web developers featuring articles, guides, and an almanac focused on CSS, layout, and front-end development.
Dart Cheatsheet
An interactive tutorial covering essential Dart language features, including null safety, collection literals, and advanced constructor patterns.
DevDocs
A fast, organized, and searchable interface that aggregates multiple developer API documentations into a single platform.
Developer Roadmaps
Community-driven educational platform providing comprehensive learning paths, guides, and project ideas for software developers.
Devhints
A comprehensive collection of concise cheatsheets for various programming languages, frameworks, and developer tools.
DevSamples
A collection of code snippets for common web and general development problems across various languages and frameworks.
Eloquent JavaScript
A comprehensive book covering JavaScript programming, language features, and core computer science concepts.
explainshell
A web-based tool that parses command-line strings and provides detailed explanations for each argument and flag based on manual pages.
Explore DOM Events
An interactive educational resource for understanding the DOM Event system, including event phases, listeners, and propagation.
First Timers Only
A resource hub and initiative helping new developers make their first open source contributions through curated issues and guidance.
Free tools and services for Developer
A curated list of free services, tools, and resources for developers to use for MVPs, prototyping, and general software development.
GitHub Training Kit
Open source courseware and reference materials for Git and GitHub, including multilingual cheat sheets and administrative manuals.
HTML Reference
A comprehensive, searchable guide to all HTML elements, including their attributes and usage examples.
JavaScript Code to go
A collection of concise, up-to-date code snippets and solutions for common JavaScript and React development use cases.
JavaScript Questions Blog
A collection of technical articles and tutorials covering JavaScript, TypeScript, React, and Angular development concepts.
JavaScript Tutorial
A comprehensive educational resource covering JavaScript fundamentals, ES6+ features, asynchronous programming, and runtime concepts.
JSbooks
A curated collection of free JavaScript programming books and resources for developers of all skill levels.
Learn CSS
An evergreen, comprehensive course and reference guide for mastering CSS styling, layout, and modern web design techniques.
Learn X in Y Minutes
A community-driven collection of quick, code-focused tutorials for programming languages, tools, and technical concepts.
Markdown Guide
A comprehensive reference and learning resource for Markdown syntax, covering basic formatting and extended features.
Marko Denic
Personal portfolio and resource hub for a web developer featuring articles, coding tools, and community projects.
MDN Web Docs
MDN Web Docs is a comprehensive, open-source documentation repository for web technologies, including HTML, CSS, JavaScript, and Web APIs.
OWASP Foundation
Open source foundation dedicated to improving software security through community-led projects, standards, tools, and educational resources.
PHPHub
A collection of online utilities designed to aid in PHP development and make coding smoother and more efficient.
Play Flex Box Adventure
An interactive, game-based learning platform designed to help developers master CSS Flexbox properties through hands-on practice.
PostgreSQL Tutorial
Comprehensive tutorial website for learning PostgreSQL database management, covering basic to advanced SQL queries, data types, and administration.
RegExr
Online tool to learn, build, and test Regular Expressions for JavaScript and PHP/PCRE with real-time results and reference documentation.
SaaS Conversion Strategies Database
A curated collection of 210 proven A/B testing strategies for SaaS landing pages, onboarding flows, and copywriting.
Smashing Magazine
Online publication providing articles, tutorials, and resources on web design and front-end development.
Technical Writing
A collection of courses and learning resources designed to improve technical documentation skills for software engineers and technical professionals.
The Modern JavaScript Tutorial
A comprehensive, open-source guide covering JavaScript from fundamental language concepts to advanced browser-based development.
Use The Keyboard
A comprehensive directory of keyboard shortcuts for popular desktop applications, mobile tools, and web platforms across Mac and Windows.
UX Crush
A resource hub for UX professionals featuring research, product strategy, design thinking guides, and tool recommendations.
Vue Cheatsheet
Comprehensive reference guide for Vue.js, Vue Router, and Pinia. Provides syntax references and examples for Vue developers.
W3Bits
Collection of practical frontend guides, labs, code snippets, and web development tools focusing on CSS and JavaScript.
W3C
International community developing core web standards and specifications for a consistent digital web ecosystem.
W3Schools
Educational web resource featuring programming tutorials, code references, and interactive exercises for web development languages and technologies.
Web Code Tools
Collection of web development code generators for CSS, HTML, structured data, meta tags, Open Graph, Twitter cards, and robots.txt.
web.dev
Guidance and documentation for building modern, accessible, and high-performance web experiences across browsers.
WebAssembly
WebAssembly is a binary instruction format providing a memory-safe, sandboxed execution environment for high-performance applications on the web.