DoAThing

Get the checksum of a file

MD5, SHA-1, SHA-256, SHA-512 or BLAKE2 of anything you upload, to verify a download matched.

Drop a file here, or .

application/octet-stream · .txt · .pdf · .png · .jpg · up to 4 MB · processed in memory and never stored · or paste with ⌘V

Options

Any of md5, sha1, sha256, sha512, blake2b. All by default.

1 credit

Doing this a lot?

Same tool, as an API.

This page calls exactly the same code you would from your own program — no daily cap, 1 credit per call. See the endpoint reference.