validator

6 tools tagged "validator".

Checksum File Verifier

Upload a file and paste an expected checksum (or a sha256sum-style listing) to check for a match.

UUID Generator & Validator

Generate random UUIDs (v4 or v7) or validate one and inspect its version and variant.

.env File Validator

Paste .env text and get a report of duplicate keys, missing '=', unquoted spaces, empty values, and stringly-typed booleans/numbers.

Broken PNG Fixer

Repair structural PNG corruption: a bad signature, wrong chunk CRCs, a truncated trailing chunk, or a missing IEND.

PNG Validator

Get a comprehensive pass/fail verdict on whether a file is a well-formed PNG, with a full chunk breakdown.

PNG Verifier

Verify whether a file is a genuine PNG by checking its signature and IHDR chunk structure.