Files & local bytes / 31 related tools
File checksum verifier
Calculate a cryptographic digest and compare it with an expected hexadecimal value. It runs on the selected bytes in this browser tab, and never overwrites the original.
File checksum verifier
Calculate a cryptographic digest and compare it with an expected hexadecimal value.
Next in this job
Chosen from where these tools sit in the catalogue — the same workbench, the same category, the same words. Nothing here measures what you or anyone else opened.
- Duplicate-file finderGroup selected files by exact byte length and SHA-256 digest.Next along in the same workbench
- File chunk joinerJoin selected chunks byte-for-byte in picker order.Next along in the same workbench
- Gzip file compressorCompress one file into the standard gzip format with the browser Compression Streams API.Next along in the same workbench
- Text checksum calculatorCalculate a SHA checksum for pasted UTF-8 text.Another checksum tool