When comparing Cockatoo vs KeeWeb, the Slant community recommends KeeWeb for most people. In the question“What is the best cross-platform password manager?” KeeWeb is ranked 18th while Cockatoo is ranked 43rd. The most important reason people chose KeeWeb is:
KeePass 2.x *.kdbx password-databases (provided they are encrypted by AES-256 with AES key-derivation) are compatible with KeeWeb.
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Pros
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)
Pro Its password databases are compatible with those of KeePass 2.x
KeePass 2.x *.kdbx password-databases (provided they are encrypted by AES-256 with AES key-derivation) are compatible with KeeWeb.
Pro Available as an online or offline app
There are Windows, Linux and Mac OSX offline apps.
Pro Supports WebDAV, Google Drive and OneDrive
Pro Syncs with Dropbox
Pro Supports 2FA
And it's Google Authentication compatible.
Cons
Con Drab interface largely devoid of color
