The best Uptime Monitor alternative to Zabbix is Netdata, which is free. If that doesn't suit you, our users have ranked more than 100 alternatives to Zabbix and many of them are Uptime Monitor Services so hopefully you can find a suitable replacement. Other interesting Uptime Monitor Service alternatives to Zabbix are Better Stack, Paessler PRTG Network Monitor, NetCrunch and Checkmk.
AI-driven SRE platform offering real-time infrastructure monitoring, incident management, log analytics, traces, error tracking, metrics, real user monitoring, status pages, and a warehouse, with full data ingestion, centralized dashboard, custom alerts, and reduced costs.
United States
Netdata collects metrics per second and presents them in beautiful low-latency dashboards. It is designed to run on all of your physical and virtual servers, cloud deployments, Kubernetes clusters, and edge/IoT devices, to monitor your systems, containers, and applications.
United States
Comprehensive monitoring solution with over 200 sensor types, user-friendly interface, and powerful capabilities such as traffic analysis, failover clustering, and remote probes. Offers email and SMS alerts, supports SNMP and WMI, provides high-availability features and detailed reporting.
Germany
EU
Self-hosted Windows Server monitoring software for networks, servers, virtualization, applications, cloud services, logs and traffic. It discovers devices, maps topology, applies reusable policies, correlates alerts, analyzes network flows and automates responses.
PolandEU
Checkmk is a monitoring tool of servers, applications, networks, cloud, containers, storage, databases, IoT and more. Checkmk is available as Raw Edition, which is 100% pure open source, and as Enterprise Edition with a lot of additional features.
GermanyEU
Enterprise-ready monitoring solution that provides unparalleled flexibility for IT to address both immediate and unforeseen operational issues, including infrastructure and IT processes.
SpainEU
Server monitoring software for physical, virtual, and cloud-based IT. They also do email monitoring, application monitoring. The system is used to provide insight into server up-time and reduce outages.
United Kingdom
Opsview Monitor Mobile allows you to monitor what's important, anywhere, anytime. You can manage the health of your physical, virtual and cloud based systems all from the comfort of your mobile. Get the free app and make monitoring easy again.
United Kingdom
Pulseway offers a full IT stack of software and services to help you look after all your IT needs. All simple to use, integrated into one platform.
IrelandEU
CloudMonix provides advanced cloud monitoring and automation for applications and services deployed on the Microsoft Azure and AWS platforms and built with MSPs, CSPs and DevOps in mind.
United States
Idera, formerly CopperEgg, is an all-in-one software-as-a-service designed and priced to ensure that organizations can effectively react to infrastructure performance issues. Idera provides four essential monitoring capabilities, giving you everything you need to identify and...
The Sensu Open Source Project (a.k.a. "Sensu Core") intends to provide an open framework for building comprehensive monitoring solutions, without imposing restrictions or being overly opinionated.
Uptime monitoring and status pages for indie SaaS and production AI agents (OpenClaw, agent APIs) — setup in minutes, not another observability suite.
