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.
Smart Slack Reminders - Schedule follow-up questions to any message in Slack 💬
Reminder - A better way to keep track of your reminders 📝
Task Reminder - Save time and energy with automatic reminders
doo - A smart, simple app for reminders and to-dos
PullReminders - Review and release pull requests faster with Slack reminders and metrics.