Infrastructure & Security · Monitoring & Reliability
0 paid against 10 free you can run yourself.
Paid against free › Infrastructure & Security › Monitoring & Reliability › Uptime Monitoring · Running in production on Repo Radar
Prices and free tiers as checked, dated on each review.
Paid tools for this job are being added. The free alternatives below are ready to use.
Free to use. You run it on your own server.
They do this job.
A self-hosted monitor that checks whether a site, port or certificate still answers.
★ 92.4kFreeNTbinwiederhier/ntfyA publish-and-subscribe notification service driven by plain HTTP requests.
★ 34.8kFreeHOgethomepage/homepageOne page that links to every service you run and shows live figures from each of them.
★ 33.1kFreeBEhenrygd/beszelA light server monitor with history, per-container figures and alerts.
★ 26.1kFreeGATwiN/gatusA status page with checks, history and alerts, all from one text file.
★ 12.3kFreeHEhealthchecks/healthchecksReports when a scheduled job did not run.
★ 10.4kFreeSCAnalogJ/scrutinyIt shows whether the drives in a machine are healthy, failing, or already in trouble.
★ 8.3kFreeDIcrazy-max/diunIt reports when a container image in use has a newer version, and does nothing else.
★ 5kFreePYpyrra-dev/pyrraWrites Prometheus reliability rules from a short declaration, and shows the remaining error budget.
★ 1.6kFreeCUsergi0g/cupShows which running containers have a newer image, as a command or a small web page.
★ 1.3kFreeA second choice: they cover part of this job or are a building block for it.
It draws hundreds of live charts about a single computer with almost no setting up.
★ 80.9kFreeCOcoollabsio/coolifyA self-installed deployment platform that manages machines, applications and databases from one web interface.
★ 62.9kFreeCHdgtlmoon/changedetection.ioA self-hosted monitor that watches web pages and notifies you when their content changes.
★ 34.9kFreeGLnicolargo/glancesA live view of one computer's health, in a terminal, in a browser, or through an AI assistant.
★ 33.4kFreeSISigNoz/signozLogs, server numbers and request timings from a company's own machines, on one screen.
★ 32.3kFreeOPopenobserve/openobserveOne program that collects logs, numbers and request timings, and searches all three.
★ 22.4kFreeCOcoroot/corootIt watches the traffic between programs on a group of servers and draws a map of it.
★ 8kFreeVIsachaos/viddyIt runs a command on a timer, marks what changed, and allows every past run to be read again.
★ 5.4kFreeSIsitespeedio/sitespeed.ioIt measures a site's speed with real browsers and keeps the history.
★ 5kFreeDOmag37/dockcheckIt lists which containers have a newer version published and updates the ones you choose.
★ 2.5kFreeBUbugsink/bugsinkA self-hosted error tracker that speaks the Sentry protocol.
★ 2.1kFreeSIjanreges/siteone-crawlerA command-line crawler that audits a whole site and writes one HTML report.
★ 945FreePGcybertec-postgresql/pgwatchContinuous PostgreSQL monitoring with ready-made dashboards.
★ 896FreePGpgmoneta/pgmonetaBackup and restore for PostgreSQL, written in C, able to rewind to a chosen moment.
★ 319FreeOne job at a time: the paid tools worth paying for, the free ones you can run yourself, and who should pick which.
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