Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.

experts Try for free freemium $9.0 / Monthly (Lite plan)

Combine any websites/tools and build live dashboards in seconds - without integrations.

experts Free Trial $11.99 / Monthly

Uptrace is an open source APM tool that supports distributed tracing, metrics, and logs. You can use it to monitor applications and set up automatic alerts to receive notifications via email, Slack, Telegram, and more.

experts Open Source freemium $30.0 / Monthly

A fancy self-hosted monitoring tool.

experts

This website is for sale! synthetictraffic.

nominated

FREE Uptime Monitoring + Server Monitoring + Status Page + Blacklist Monitoring!

experts freemium $9.95 / Monthly (Professional Uptime Monitoring)

Stylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.

nominated Open Source

New Relic is a Software Analytics company that makes sense of billions of metrics across millions of apps. We help the people who build modern software understand the stories their data is trying to tell them.

experts

Receive instant alerts when your website or service goes down.

nominated freemium

Flow-based API and website uptime monitoring. Keep a constant eye on your cloud services and get instantly alert to any issues, 24/7.

experts freemium $12.0 / Monthly (Hobby, 3-minute check interval, 10 monitors, 5 flow)

An open-source systems monitoring and alerting toolkit.

experts Open Source

Data visualization & Monitoring with support for Graphite, InfluxDB, Prometheus, Elasticsearch and many more databases.

nominated Open Source