Kippa - From inside Teams, Kippa reminds you or your team-members about events to keep the team running like clockwork.Kippa's five-minute learning curve enables you to quickly set personal and shared reminders, (@mentions), or to Private Channels.
Birthdays Reminder - So now you can finally delete your Facebook account
Reminder - A better way to keep track of your reminders ๐
Slack Birthday Bot - Slack bot for celebrating birthdays
doo - A smart, simple app for reminders and to-dos
Cupcake - Keep track of your friends' birthdays