nmea checksum

GPS Clock for PC time sync to NMEA GPS time receiver. GPS Atomic clock sync.

Calculate file checksum, find duplicates, verify integrity.

It can calculates the MD5 checksum of a file dropped on his surface.

Javascript CRC32 function generates the cyclic redundancy checksum

Free utility to verify downloads with an MD5 checksum

Very easy to use application for computes hash value(checksum) for any file.

Fast file integrity checker. Supports 13 hash/checksum functions, MD5/SFV files.