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OpenSourceAlternatives

Tag

monitoring

7 catalogue entries use this topic; each Project's license policy is labeled separately.

Prometheus

PrometheusOpen

Open-source metrics monitoring with PromQL queries and alerting

Stars66.5K
Commitjust now
LicenseApache-2.0

Prometheus is an open-source monitoring system that scrapes metrics into a dimensional time-series database and evaluates PromQL rules for alerting.

Alternative toNagiosGrafana
InfluxDB

InfluxDBOpen

Open time-series database for metrics, events, and IoT telemetry

Stars31.8K
Commitjust now
LicenseApache-2.0

InfluxDB is an open time-series database for metrics, events, and IoT telemetry, queried with SQL and InfluxQL and run self-managed or as a managed cloud.

VictoriaMetrics

VictoriaMetricsOpen

Fast, cost-effective open-source time-series database and monitoring

Stars17.9K
Commitjust now
LicenseApache-2.0

VictoriaMetrics is an open-source time-series database and monitoring solution that ingests Prometheus, InfluxDB, OpenTelemetry and Graphite data and queries it with PromQL-compatible MetricsQL.

Alternative toPrometheus
Zabbix

Zabbix

Self-hosted monitoring for networks, servers, and cloud

Stars6,472
Commitjust now
LicenseAGPL-3.0-only

Zabbix is a self-hosted monitoring platform that tracks networks, servers, virtual machines, and cloud services from one distributed setup, with agents and agentless checks feeding dashboards, alerting, and escalation under a free AGPL license.

Alternative toDatadog
Nagios

Nagios

Open-source host, service, and network monitoring with plugins and alerts

Stars2,049
Commit24d ago
LicenseGPL-2.0

Nagios Core is an open-source host, service, and network monitoring program that runs checks through plugins and sends alerts when problems occur.

Alternative toIcingaCheckmk
Statusnook

StatusnookOpen

Self-hosted status page and endpoint monitoring with Slack and email alerts

Stars988
Commit2y ago
LicenseMIT

Statusnook is a self-hosted status page and endpoint monitor with custom HTTP checks, incident timelines, and Slack and email alerts.

Alternative toUptime Kuma
Workbench

WorkbenchOpen

Open-source BullMQ dashboard for modern Node apps

Stars451
Commit3mo ago
LicenseMIT

Workbench is an open-source dashboard for BullMQ queues in Node.js and Bun applications. It mounts as a route inside thirteen supported frameworks or runs standalone via Docker, showing jobs, flows, schedulers, and per-queue metrics with search, tags, and a dark-mode interface. The MIT-licensed project ships a migration guide from bull-board, an MCP server for AI-assisted operations, and a macOS app, and it observes rather than replaces the operator's own BullMQ workers.

Alternative toHatchet