· utility
Identify a file's format, MIME type, recommended extension, category and size from its contents. It all runs inside your browser, on your own device.
Utility
Helpers that do not fit a narrower category. The MIME file type identifier reads a file's contents to report its format, MIME type, recommended extension and size, which helps when an extension is missing or wrong.
The UUID and GUID generator makes random v4 IDs, time-ordered v7 IDs for database keys, and name-based v3 and v5 IDs, up to 1,000 at a time.
1 public tool