Checkers
Validates and verifies data for correctness, compliance, or quality like checking if an email address is valid, verifying JSON syntax, testing password strength, or validating domain availability
-
MIME Type Checker
Detect the MIME type of a file or URL accurately.
-
IBAN Validator
Validate an IBAN and find out exactly why it fails.
-
Bulk IBAN Validator
Check a whole list of IBANs at once with clear pass or fail results.
-
Online Guitar Tuner
Chromatic microphone tuner with reference tones.
-
Guitar Chord Finder
Chord diagrams for every root and chord type.