Monitor websites, APIs, and servers: create monitors, triage incidents, and query uptime stats.
Free
One server, in analytics & monitoring. Monitor websites, APIs, and servers: create monitors, triage incidents, and query uptime stats.
Analytics & Monitoring
Monitor websites, APIs, and servers: create monitors, triage incidents, and query uptime stats.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.