Uptime / synthetic

updown.io

independent (Adrien Rey-Jarthon)

A deliberately tiny, cheap, pay-only-for-what-you-use uptime monitor with status pages, beloved for its simplicity.

Category
Uptime / synthetic
License
Proprietary
Deployment
SaaS
Cost
Low
Free tier
Yes
Self-host effort
Maturity
Established
Popularity
Cult favorite among devs/homelabbers for value

The catch

Intentionally minimal — no on-call/escalation, limited integrations, few advanced check types — perfect for "ping my sites cheaply," wrong if you need incident management.

Monitors

SyntheticsNetwork

Capabilities

AlertingStatus pages

Built for

HomelabDevelopers