I'm not quite there yet, but I'm up to $300/mo iteratively building an uptime checker: https://onlineornot.com/ I started with literally just a Lambda function that checks if static websites were still online, added an email alert if it's offline, wrapped authentication around it, integrated Stripe, and shipped it. Eventually, I added Slack/Discord/SMS alerts, team invites, support for checking APIs for both uptime a…
How do you market it?