Find MIME types by file extension. Comprehensive database for common file types and web formats.

Complete HTTP status code reference with descriptions. Includes 1xx, 2xx, 3xx, 4xx, 5xx categories. Searchable database.

Check port numbers and view common service ports database. Includes well-known, registered, and dynamic ports.

Full ASCII table reference and Unicode character inspector. Lookup codes, entities, and character details.