Dead Man's Switch - Automatically send emails to your chosen recipients should anything happen to you.
Planniversary - Never forget a gift or a birthday / anniversary again 🎁📆
KeePassXC - KeePass Cross-Platform Community Edition - A community maintained fork of the popular KeePassX...
Slack Birthday Bot - Slack bot for celebrating birthdays
Lastpass - LastPass is an online password manager and form filler that makes web browsing easier and more secure.
hbd - birthday reminders for the people you actually care about.