Moakt Mail - Moakt is a temporary mail that expires after an hour from the time it is created.
KeePass - KeePass is an open source password manager. Passwords can be stored in highly-encrypted databases, which can be unlocked with one master password or key file.
TempMail - Temp Mail is the provider of fake and temporary email ID.
bitwarden - Bitwarden is a free and open source password management solution for individuals, teams, and business organizations.
Guerrilla Mail - Guerrilla Mail is a web-based app that provides a disposable and anonymous email address. Users of the service are not required to set up an account in order to send or receive emails.
1Password - 1Password can create strong, unique passwords for you, remember them, and restore them, all directly in your web browser.