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
disjoint-union
viewexpiredexception
.class-file
nscontrol
create-view
javahl
php-node
ctx
uci
upx
post-meta
pg-promise
hibernate-jpa
mootools
ipfs
pluscal
cwrsync
resthighlevelclient
c#-9.0
quart
excel-dates
jquery-autocomplete
isocpp
predict
criteriaquery
nhibernate-mapping-by-code
unique-lock
phpseclib
tweenjs
devops-services