MIME
Look up common file extensions and MIME types with categories, examples, and practical usage notes.
Look up common file extensions and MIME types with categories, examples, and practical usage notes.
Enter or generate the required input, review the browser-side output, then copy or download results where the workflow supports it.
Developer tools run in your browser for fast checks and development workflows. Avoid pasting production secrets into any browser utility.
Browse developer tools ->Search by extension, full MIME type, category, or usage note. The list covers common web, document, image, audio, video, font, archive, form, and binary types.
Sample MIME type loaded.
Search HTTP status codes by number, phrase, or category with explanations and common usage notes.
Generate MD5, SHA-1, SHA-256, and SHA-512 hashes from text directly in your browser.
Test regular expressions, inspect matches, capture groups, positions, and replacement previews locally.
Decode JWT headers and payloads locally in your browser and inspect common claims.