Uptime checks and status pages
Open alternatives4

Uptime Kuma is a free tool that watches websites and online services and tells you when they go down. It is meant for people who want to run their own monitoring on their own server, instead of paying a company to do it.
Has 1 of 5 · No server needed ✗
How many people bookmarked its code on GitHub. It shows how popular it is, not how good it is or how well it replaces the app.
How hard it is to start using it. Easy: install it like a normal app, or use it in your browser. Advanced: you run it on your own server, use the command line, or it is a tool for developers.
Its code changed within the last year, so someone is still looking after it.
Does the whole job.
Ordered by how fully it replaces the app, Verified, setup and, when there are enough, people's votes.

Gatus is a tool that regularly checks whether websites and online services are working, shows the results on a status page, and sends alerts when something goes down. It is aimed at developers and IT staff who run their own services.
Has 2 of 5 · No commands needed ✗
How many people bookmarked its code on GitHub. It shows how popular it is, not how good it is or how well it replaces the app.
How hard it is to start using it. Easy: install it like a normal app, or use it in your browser. Advanced: you run it on your own server, use the command line, or it is a tool for developers.
Its code changed within the last year, so someone is still looking after it.
Does the whole job.
Ordered by how fully it replaces the app, Verified, setup and, when there are enough, people's votes.

Upptime is a free tool that checks whether websites and online services are working and posts a public status page showing their health. It is meant for developers and small teams who want to be alerted when their sites go down, without paying for a monitoring service.
Has 2 of 5 · On-call schedules ✗
How many people bookmarked its code on GitHub. It shows how popular it is, not how good it is or how well it replaces the app.
How hard it is to start using it. Easy: install it like a normal app, or use it in your browser. Advanced: you run it on your own server, use the command line, or it is a tool for developers.
Its code changed within the last year, so someone is still looking after it.
Does the whole job.
Ordered by how fully it replaces the app, Verified, setup and, when there are enough, people's votes.

OneUptime is a free, open-source tool that checks whether websites, apps and servers are working, and alerts the people on call when something breaks. It also lets a company post updates for its customers on a status page.
Has 4 of 5
How many people bookmarked its code on GitHub. It shows how popular it is, not how good it is or how well it replaces the app.
How hard it is to start using it. Easy: install it like a normal app, or use it in your browser. Advanced: you run it on your own server, use the command line, or it is a tool for developers.
Its code changed within the last year, so someone is still looking after it.
Does the whole job.
Ordered by how fully it replaces the app, Verified, setup and, when there are enough, people's votes.
| Project | |||||
|---|---|---|---|---|---|
| Uptime Kuma | · | ||||
| Gatus | · | ||||
| Upptime | |||||
| OneUptime |
YesPartlyNoNot checked yet