tawk.to - tawk.to is a free live chat app that lets you monitor and chat with visitors on your website or from a free customizable page
PagerDuty - Cloud based monitoring service
LiveChat - LiveChat - premium live chat software. Approach customers directly on the website, make connections and drive more sales using LiveChat.
OpsGenie - Alerting and On-Call Management for Dev&Ops Teams
Crisp Chat - Multi-channel customer support software
Squadcast - Automate incident response, reduce downtime and enhance your tech teams’ delivery with a unified platform.