HTTP Status Codes
Developer ResourcesA plain-language reference for every HTTP status code, from 200 to 599, with quick explanations.
40 resources · Page 1 of 2
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.
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.
The largest online chess platform with live games, puzzles, lessons, and tournaments for every level.
An open marketplace for indie games where creators set their own prices, from free experiments to polished releases.
A rhythm-based platformer where you jump through geometric obstacle courses synced to music.
A social deduction party game where crewmates find an impostor among them before it's too late.
A farming life-simulator where you restore a rundown farm, build relationships, and uncover the town's secrets.
A free-to-play battle royale with fast building mechanics, frequent seasons, and a massive live community.
A sandbox game of endless building and exploration where you shape a voxel world block by block.
The open-source tool that turns OpenAPI specs into interactive, self-documenting API pages.
A desktop API client for designing, testing, and debugging REST and GraphQL APIs with a clean UI.
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.
An open-source browser extension that automatically skips sponsor segments and other non-content parts of YouTube videos…
A browser extension that formats, validates, and syntax-highlights JSON in the browser with collapsible trees.
A browser extension that instantly reveals the technologies powering any website you visit.
A video conferencing platform for meetings, webinars, and virtual events with reliable video across platforms.
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