Statusly

Statusly is a fast, offline reference for every HTTP status code — from 100 to 599, plus the real-world unofficial codes you actually hit in production. Look up any code in a tap: what it means, why it happens, the common causes, and the exact specification it comes from. Search by number, name, or symptom and get a clear answer instantly. WHAT YOU GET • Every official IANA status code, organized by category (1xx–5xx) • Real-world unofficial codes used by popular frameworks and CDNs • Instant search by code, name, or cause • Ready-to-copy cURL and JSON response snippets • Favorites, personal notes, and recent history • Compare two codes side by side • Works fully offline — no account, no tracking Statusly Pro is a one-time purchase that unlocks unlimited favorites and notes, full history, copy and share for snippets, and side-by-side compare.