Flapjack is a flexible monitoring notification routing system that handles: alert routing, alert summarisation, your standard operational tasks.
Flapjack is a tool in the Monitoring Tools category of a tech stack.
Flapjack is an open source tool with 655 Github Stars and 90 Github Forks. Here’s a link to Flapjack's open source repository on Github
Here’s a list of reasons why companies and developers use Flapjack.