Gatus replaces 2 paid apps
One open-source tool, 2 subscriptions it can stand in for. Each pairing below is curated and verified by hand, with the honest catch spelled out. No votes, no pay-to-list.
LicenceApache-2.0
Plateformesyour server
InstallationRun one binary or Docker container and supply a YAML configuration; Helm is available
DonnéesMonitor definitions live in YAML; results are in memory by default or persist in SQLite or PostgreSQL when storage is configured.
ConfigurationThe first hurdle is writing YAML for endpoints, conditions, alerts, and secrets; without configuring a database, history disappears on restart.
facts verified 2026-08-14
A YAML file, a status board and enough protocol checks to annoy most outages.
the catchIt is compact and capable, but lacks the managed multi-region probe network, turnkey escalation, and zero-maintenance reliability of Better Stack or UptimeRobot.
the verdict →all Better Stack alternatives →
A YAML file, a status board and enough protocol checks to annoy most outages.
the catchIt is configuration-driven and normally probes from one place, so Pingdom's global probe network and recorder-style transaction checks are the major losses.
the verdict →all Pingdom alternatives →last updated 2026-08-14 · up to $588/yr replaced · no votes, no pay-to-list
