Founded in 2001, Cacti is an open-source RRDTool-based network traffic graphing tool that collects data via SNMP and generates visual charts, with template-based device management and 25 years of trend analysis.
⚡ Automation
Compare 306 automation tools covering CI/CD, monitoring, workflow automation, email marketing, RPA and developer tools.
Checkly, founded in 2019 and headquartered in Berlin, Germany, is a developer-first synthetic monitoring platform. It features Playwright-powered browser checks and API monitoring with a Monitoring as Code approach integrated into Git workflows, running across 20+ global locations.
Checkmk by Tribe29 (Germany) is an enterprise-grade IT monitoring platform launched in Munich in 2008 and evolved from Nagios. It offers agentless (SNMP/WMI) and agent-based monitoring with powerful auto-discovery and built-in visualization.
Founded 2014, Cronitor is a SaaS platform specialized in Cron job monitoring and heartbeat detection. It supports any scheduled task type with REST API and 10+ language SDKs for 5-minute integration, serving over 10,000 development teams.
Founded in 2020, Highlight is an MIT-licensed open-source full-stack observability platform combining session replay, error tracking, log management, and performance monitoring. With 8,000+ GitHub Stars and self-hosted deployment, it is ideal for frontend and full-stack web teams.
Founded in 2009 and headquartered in Nuremberg, Germany, Icinga is an open-source enterprise monitoring system forked from Nagios. Icinga 2 rewrites the core engine in C++ with a modern web UI and native distributed architecture.
ilert is a Germany-based alert management and on-call scheduling platform founded in 2017. It centralizes alerts from 100+ monitoring systems, with flexible scheduling, multi-channel notifications, and automatic escalation policies.
Founded in 2015 in Stuttgart, Germany, and acquired by IBM in 2021, Instana is an automated APM and observability platform with automatic topology discovery, 100% sampling distributed tracing, and AI-driven root cause analysis for cloud-native environments.
LibreNMS is a PHP-based open-source auto-discovery network monitoring system that discovers network devices via SNMP, with 1,600+ device templates and a flexible alert rule engine.
LogicMonitor, founded in 2007 in Santa Barbara, California, is a leading SaaS infrastructure monitoring platform. Its Collector architecture enables auto-discovery across 2,000+ integrations, ideal for hybrid cloud and MSP environments.
Logtail is a Netherlands-based log management platform by Better Stack, powered by ClickHouse for sub-second log search. It offers real-time log streaming, flexible alerting, and 30+ integrations for quick observability setup.
Munin is an open-source server resource monitoring tool from Norway with a Perl-based Master/Node architecture and RRDTool graphing engine. Its plug-and-play plugin mechanism keeps deployment simple for small server clusters.
New Relic, founded in 2008 in San Francisco, USA, is a pioneer in Application Performance Monitoring (APM), offering a full-stack observability platform spanning APM, log management, infrastructure monitoring, and digital experience monitoring.
Founded in 2006 in Ireland, Observium is an auto-discovery network monitoring platform. It automatically identifies and monitors thousands of device types, offering a free Community edition and a paid Professional edition.
Opsgenie, founded in 2012 in Atlanta, GA and acquired by Atlassian in 2018, is the alert management and on-call scheduling platform under Atlassian. Deep Jira and Confluence integration enables closed-loop alert-to-incident management for DevOps teams.
Paessler AG, founded in 1997 in Nuremberg, Germany, is the developer of PRTG Network Monitor. Its all-in-one sensor architecture, 500+ pre-built monitoring types, and free edition are popular with small and mid-size IT teams.
PRTG Network Monitor by Paessler AG is an all-in-one network monitoring platform with 500+ built-in sensor types. The freeware edition supports 100 sensors at no cost.
Riemann is a 2012-released open-source event stream processor built in Clojure for millisecond-level low-latency processing. It supports high-throughput event aggregation, filtering, transformation, and correlation with TCP/UDP multi-protocol ingestion for real-time monitoring event routing.
Rollbar, founded in 2012 and headquartered in San Francisco, CA, is a real-time error monitoring platform supporting 20+ programming languages with AI-powered error classification, deploy tracking, and deep workflow tool integrations.
ScienceLogic, founded in 2003 in Reston, Virginia, is a leader in AIOps and IT monitoring. Its unified platform integrates monitoring, CMDB, automation, and ITSM for hybrid cloud and large enterprise environments.
Sematext is a full-stack observability platform integrating infrastructure monitoring, APM, log management, and synthetic monitoring, available as cloud-hosted or self-hosted.
Founded 2011, Sensu is an open-source event-driven monitoring framework. Sensu Go is rewritten in Go with a Pipeline architecture for flexible event processing and alert routing. 300+ community plugins, 10,000+ events/sec per node throughput.
Squadcast is an incident management and on-call scheduling platform founded in 2017 in India, helping SRE and DevOps teams structure alert handling with automated routing, scheduling, and postmortems.
Sumo Logic, founded in 2010 in Redwood City, California, is a pioneer in cloud-native log management and observability (NASDAQ: SUMO). Its platform unifies log analytics, SIEM, and APM capabilities.