Mailgun - A set of powerful APIs that enable you to send, receive and track email from your app effortlessly whether you use Python, Ruby, PHP, C#, Node.js or Java.
PagerDuty - Cloud based monitoring service
SendGrid - Learn why more developers choose SendGrid for their email deliverability service to send transactional emails triggered by web apps. Get started for free
OpsGenie - Alerting and On-Call Management for Dev&Ops Teams
EmailJS - Send email directly from your client-side Javascript code – no server side code required. Add static or dynamic attachments, dynamic parameters, captcha code and more. Start with our free tier!
Squadcast - Automate incident response, reduce downtime and enhance your tech teams’ delivery with a unified platform.