Codewars
Learning ResourcesA community where you solve kata — ranked coding challenges — and learn from thousands of other solutions.
45 resources · Page 1 of 2
A community where you solve kata — ranked coding challenges — and learn from thousands of other solutions.
A free practice platform with coding exercises in dozens of languages and feedback from real mentors.
A free educational platform with practice exercises and instructional videos across math, science, and more.
A free, self-paced coding curriculum covering web development, data science, and machine learning with certifications.
A plain-language reference for every HTTP status code, from 200 to 599, with quick explanations.
Up-to-date browser support tables for HTML, CSS, and JavaScript features, essential for cross-browser work.
An interactive regex tester with real-time highlighting, explanation, and a library of community patterns.
An enormous index of programming cheatsheets gathered from across the web into one searchable page.
A curated collection of beautiful, printable cheatsheets covering programming languages, tools, and frameworks.
The open-source foundation's guides and checklists for building and securing software against common attacks.
A fast, offline-friendly documentation browser that aggregates API docs for hundreds of languages and tools.
Interactive roadmaps that chart the path to becoming a developer in dozens of specialties and roles.
A library of deploy-ready starter templates for Next.js and modern frameworks, one click from live.
A collection of free, responsive HTML5 and CSS3 website templates you can download and customize.
A minimalist number puzzle where you slide tiles to combine them, aiming for the tile that gives the game its name.
The original idle game where clicking cookies builds an empire of automatic bakeries and strange upgrades.
The daily five-letter word puzzle that swept the internet, with one puzzle shared by everyone each day.
An open marketplace for indie games where creators set their own prices, from free experiments to polished releases.
A free-to-play battle royale with fast building mechanics, frequent seasons, and a massive live community.
The official API for automating GitHub — repos, issues, PRs, releases, and actions — from your own scripts.
A developer news homepage extension that surfaces the best articles from the community in a clean feed.
A browser extension with an eyedropper, color picker, gradient generator, and palette history for web designers.
A browser extension that formats, validates, and syntax-highlights JSON in the browser with collapsible trees.
The official browser extension for inspecting React component trees, props, state, and performance.
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