Codewars
Learning ResourcesA community where you solve kata — ranked coding challenges — and learn from thousands of other solutions.
23 resources
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.
An interactive learning platform where you write code in the browser and get instant feedback as you learn.
A plain-language reference for every HTTP status code, from 200 to 599, with quick explanations.
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.
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.
The open-source tool that turns OpenAPI specs into interactive, self-documenting API pages.
A lightweight, open-source API testing tool that runs entirely in the browser with a clean workspace.
The official API for automating GitHub — repos, issues, PRs, releases, and actions — from your own scripts.
A developer-friendly payments API with clean documentation, libraries for every language, and instant webhooks.
A YouTube channel by Maximilian Schwarzmüller covering React, Node, TypeScript, and full-stack topics with thorough, pro…
A YouTube channel by Mosh Hamedani with professional, polished courses on JavaScript, Python, and software engineering f…
A YouTube channel by Brad Traversy with practical full-stack tutorials covering everything from HTML to Node.js and mode…
The tech community run by Y Combinator where engineers, founders, and investors discuss news, projects, and ideas with a…
The largest Q&A community for programmers. Ask a question, get an answer with votes, and find that one fix for the exact…
An open-source speech recognition model from OpenAI that transcribes audio with impressive accuracy across many language…
A small, standards-based web framework that runs anywhere — Cloudflare Workers, Node.js, Bun, Deno, even in the browser …
A framework that lets you call functions on your server directly from your client, with full type safety end to end — no…
A schema validation library for TypeScript that turns runtime data into exactly the shape you expect, then gives you per…
Open-source Firebase alternative providing PostgreSQL database, authentication, realtime subscriptions, and storage with…
AI community platform hosting thousands of pre-trained machine learning models, datasets, and Spaces for deploying AI ap…
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