PHAlanx # a Parallel Hash Alternative

Hashes many buffers simultaneously

operates on files, strings, or standard input
flexible thread count, buffer size, pooling selection
optional single-thread execution (for performance comparisons)
'demo' mode to ascertain accurate operation
'check' option to validate a list of sums
stronger hash method default for strings available per flag for files
options to show elapsed time and hash speed
Free and Open Source Software (FOSS) licensed with GPLv3 and hosted by SourceForge
Ported to PA-RISC, Sparc, PowerPC, Intel x86, x86_64, IA64.
Runs on AIX, Solaris, HP-UX, GNU Linux, BSD Operating Systems, and CygWin