I'm using SHA-1 to detect duplicates in a program handling files. It is not required to be cryptographic strong and may be reversible. I found this list of fast
ip
qtconsole
pnpm
finite-difference
bmake
windows-10-iot-core
django-syncdb
phpcs
serverless-appsync-plugin
solace
aws-ec2-instance-connect
swiftype
attestations
custom-view
tramp
output-clause
jmockit
anylogic
fileupdate
fuzzyfinder
sqlalchemy-access
qtif
minecraft-fabric
mongolite
app-config
fortran-iso-c-binding
one-time-pad
cmocka
data-pipeline
cassandra-python-driver