Directory Observability & MonitoringInfrastructure MonitoringAlertmanager

Alertmanager

Open Source

About Alertmanager

Alertmanager receives alerts from client applications such as Prometheus server and handles deduplicating, grouping, and routing them to receiver integrations such as email, PagerDuty, or OpsGenie. It also manages silencing and inhibition of alerts.

Other Infrastructure Monitoring Vendors

Google Cloud Monitoring

Grafana Labs

Related Buyer Guides

Our buyer guides across Observability & Monitoring. Each one compares the main vendors in its category and what buyers weigh up.

AI Code Assistants & Coding Agents

Evaluate GitHub Copilot, Cursor, Claude Code, Amazon Kiro, JetBrains Junie, Sourcegraph, Tabnine, Windsurf/Devin, and others — with enterprise governance and agentic autonomy, not autocomplete acceptance rates, as the deciding criteria.

API Testing & Quality Assurance

Evaluate Postman, SmartBear (ReadyAPI/Pact), Tricentis, Katalon, Parasoft, and the open-source Karate framework — weighing whether tests stay green as your APIs change every week, not whose demo flows best.

Application Performance & Load Testing

Compare Grafana k6, Apache JMeter, Gatling, OpenText LoadRunner, NeoLoad, BlazeMeter, Locust, and Azure Load Testing — and decide whether performance testing lives with your engineers as code or with a separate testing team.

CIOPages put this listing together from public sources. It’s information, not an endorsement. How we build listings. Work here? Claim this listing or .

Quick Facts

prometheus.io/docs/alerting/latest/alertmanager

CategoryObservability & Monitoring

SubcategoryInfrastructure Monitoring

FoundedNot on file

HeadquartersNot on file

We publish a detail only when we can point at the page it came from. Claim this listing to fill in the rest.

Explore

All Observability & Monitoring vendors Browse Infrastructure Monitoring Compare with filters Full vendor directory

AIOps: From Alert Fatigue to Autonomous Operations APM: A CIO's Guide to Business Outcomes Self-Healing Applications