|
IsMyAppUp — uptime checks that outlive your server
Check any URL right now, no account: status, response time, certificate expiry, redirects. Then let us watch it every five minutes from outside your infrastr...
|
83 % |
|
UptimeWatchdog — Website uptime monitoring for busy teams
UptimeWatchdog monitors important website pages, catches outages quickly, and sends clear alerts before customers complain.
|
82 % |
|
WebSignal - Stay Online, Stay Connected
Effortlessly track all your sites with real-time alerts and detailed performance analysis. Protect your uptime to stay competitive, stay reliable, stay conne...
|
82 % |
|
Website Monitoring Made Simple - MyUptimeBot
Friendly, reliable website monitoring. Get instant alerts the moment your site goes down — uptime, SSL, response time, and content change monitoring with a d...
|
82 % |
|
urlRakha — Uptime, SSL and endpoint monitoring
Monitor websites, APIs, TCP services, DNS and TLS certificates from multiple regions and inside your own network, with alerts the moment something breaks.
|
82 % |
|
Appnatomy — uptime monitoring and dead man's switch for production apps
Appnatomy watches production from outside its walls: heartbeat monitors (a dead man's switch for schedulers and workers), HTTP probes with real dependency ch...
|
81 % |
|
MakoPulse — Uptime monitoring that never cries wolf
30-second checks from the US and Europe, real-browser monitoring, AI incident diagnosis, SSL and heartbeat checks, phone-call alerts, and branded status page...
|
81 % |
|
Uptime, heartbeat, SSL and domain monitoring - Last Seen Up
Last Seen Up watches your sites, servers and scheduled jobs around the clock. It double-checks every failure before it wakes anyone, then sends the alert str...
|
81 % |
|
AlertKite — uptime and cron monitoring with Telegram alerts
Know your site is down before your client tells you. Uptime, SSL expiry and cron heartbeat monitoring, with alerts on Telegram, Slack, Teams, Discord and ema...
|
81 % |
|
Oversight | Infrastructure monitoring from GEN
Oversight watches servers, clusters, storage, networks and services from as many places as you choose, and raises the alarm only when the evidence agrees.
|
81 % |
|
SutramX: Uptime, API & SSL Monitoring with Status Pages
The uptime monitor that tells you why: every alert shows which regions failed and why, and flags vendor outages and Indian ISP blocks. Free for 50 monitors.
|
80 % |
|
Warden — Intelligent, Self-Hosted Uptime Monitoring
Warden is an open-source, self-hosted uptime monitor for websites, APIs and services. It confirms real failures, learns normal P50/P95 latency and explains w...
|
80 % |
|
Systems Notification — Uptime monitoring & alerting
Systems Notification watches your sites, APIs, and servers around the clock and alerts you the moment something breaks.
|
80 % |
|
Uptime Checker — monitor your sites from the Cloudflare edge
Uptime monitoring for the Cloudflare edge. Check every minute, get a Slack notification the moment a site goes down, with email as a fallback.
|
80 % |
|
Ponos. AI uptime monitoring that heals itself
Ponos monitors your websites, APIs, and infrastructure from around the world, detects regressions the moment they appear, and safely recovers with actions yo...
|
80 % |
|
WatchTower — Uptime & SSL Monitoring
|
80 % |
|
BitterPing — Uptime alerts without the observability suite
BitterPing checks websites, APIs, and heartbeat endpoints, then emails you when one goes down and when it comes back.
|
80 % |
|
Tecacherage — a small uptime checker
A side project that checks whether a short list of public sites is responding. Runs on one server in Finland.
|
80 % |
|
Uptizm
Every region is checked at the same moment, an incident opens on repeated failure rather than the first blip, and the numbers you are shown are the ones that...
|
80 % |
|
Bundi
Uptime and server monitoring that tells someone when it breaks.
|
80 % |
Detected social media networks