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
redhat-containers
facebook-python-business-sdk
nested-sets
flask-migrate
vimium
partial-classes
vimgrep
temporary-objects
xcode12
boost-spirit-x3
back-projection
field-names
env-cmd
disconnected
cognito
wit.ai
teradata
viro-react
sharepoint-clientobject
virtual-destructor
android-apt
system-variable
freetexttable
angularfire5
ecore
void-t
ampersand
ios5
react-syntax-highlighter
flutter-redux