When comparing Clipperz vs Cockatoo, the Slant community recommends Clipperz for most people. In the question“What is the best cross-platform password manager?” Clipperz is ranked 13th while Cockatoo is ranked 55th.
Ranked in these QuestionsQuestion Ranking
Pro Disposable one-time pass phrase for use on a public computer
Pro Open source
Clipperz has been around for many years as an open source project.
Pro Completely anonymous
Clipperz does not ask for any personal information, no email required, nothing.
Pro Encryption is client-side
Everything is encrypted in the browser and stored encrypted on the server.
Pro Can be run on own server
Clipperz can be run on a private server.
Pro Download local copy for backup in a pinch
Pro Simple password modifiers
Just two optional prefixes to adapt password to each site's complexity requirements
Pro Graphical input method as an option
Gestures allow to remember more with a way less effort
Pro Cross-platform solution
Available as an autonomous web-app + as an add-on for Chrome, Opera and Firefox (desktop and mobile)
Pro Free, open-source
Fully transparent code, which everybody can inspect thoroughly
Pro Industry-accepted hash function
It's based on the famous KDF "scrypt"
Pro No clouds, no vaults
All passwords can be cryptographically derived from a single secret gesture (or a master-password)
Con Backups are up to the user
There is no service with this application, it is up to the end user to backup all data.
Con Has to be running on a server to work
Unlike other password managers such as KeePass, Clipperz can not just be simply run by executing once downloaded. It has to be setup to run on a server and then can be accessed from the necessary devices.