Open Source Infrastructure Monitoring Tools
A curated collection of the best open source tools for monitoring servers, containers, and network infrastructure..
Self-hosted uptime monitoring with a clean dashboard
Stars
93,062Last commit
15 hours agoLicense
MIT
Monitors websites, APIs, and services with real-time alerts, a status page, and support for dozens of notification channels. Self-hosted and Docker-friendly.
Open Source Alternative to:
Unified observability for metrics, logs, traces, and more
Stars
77,574Last commit
9 hours agoLicense
AGPL-3.0
Grafana unifies metrics, logs, traces, profiles, and business data into one OpenTelemetry-native platform with AI-assisted root cause analysis and adaptive cost controls.
Open Source Alternative to:
Real-time monitoring for systems and applications
Stars
81,212Last commit
9 hours agoLicense
GPL-3.0
Powerful, efficient, and user-friendly monitoring solution for servers, containers, and applications with instant insights and alerts.
Open Source Alternative to:
Open source metrics collection, storage, and alerting
Stars
66,850Last commit
12 hours agoLicense
Apache-2.0
Pull-based monitoring system with a multi-dimensional data model, PromQL query language, built-in alerting, and a time series database built for cloud native environments.
Open Source Alternative to:
Advanced vulnerability detection and management platform
Stars
32,439Last commit
13 hours agoLicense
MIT
Monitor infrastructure for exploitable vulnerabilities with real-time detection, automated workflows, and zero false positives.
Open Source Alternative to:
Open-source observability platform for cloud-native apps
Stars
32,475Last commit
9 hours agoLicense
MIT
Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.
Open Source Alternative to:
High-performance time series database for metrics and logs
Stars
17,949Last commit
13 hours agoLicense
Apache-2.0
Time series database and monitoring platform compatible with Prometheus, handling billions of metrics with lower resource usage than most alternatives.
Open Source Alternative to:
Beautiful open-source monitoring for modern infrastructure
Stars
11,007Last commit
9 hours agoLicense
AGPL-3.0
Monitor servers, websites, Docker containers, and infrastructure with real-time insights, instant alerts, and powerful analytics. Self-hosted solution.
Open Source Alternative to:
Advanced automated status page for real-time monitoring
Stars
12,440Last commit
23 hours agoLicense
Apache-2.0
A highly customizable monitoring solution that provides automated status pages, extensive alerting options, and detailed testing capabilities for your services and infrastructure
Open Source Alternative to:
Full-stack observability without code changes
Stars
7,996Last commit
10 hours agoLicense
Apache-2.0
Coroot simplifies system monitoring by providing metrics, logs, traces, and profiling with zero instrumentation, leveraging eBPF technology.
Open Source Alternative to:
Auto-generated network diagrams that stay current
Stars
5,918Last commit
17 hours agoLicense
AGPL-3.0
Discovers your network via SNMP, LLDP, and ARP, then builds and maintains L2/L3 topology diagrams, host inventories, and service dependency maps automatically.
Open Source Alternative to:
Enterprise monitoring for networks, apps, and infrastructure
Stars
6,523Last commit
18 hours agoLicense
AGPL-3.0
Monitors networks, servers, cloud services, IoT, and OT environments with no per-device licensing fees, available self-hosted or as a managed SaaS platform.
Open Source Alternative to:
Open source observability platform for modern applications
Stars
4,307Last commit
8 days agoLicense
AGPL-3.0
Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.
Open Source Alternative to:
Complete IT infrastructure monitoring made simple
Stars
Stars growing quickly over the last 30 days2,630Last commit
10 hours agoLicense
GPL-2.0
Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions available.
Open Source Alternative to:
Open source monitoring for complex IT infrastructure
Stars
2,245Last commit
19 hours agoLicense
GPL-3.0
Monitor networks, servers, and cloud environments with flexible open-source solution. Custom checks, fast alerts, and complete infrastructure control.
Open Source Alternative to:
Complete infrastructure monitoring with 25+ years of expertise
Stars
2,064Last commit
3 days agoLicense
GPL-2.0
Free open source IT monitoring solution for servers, networks, and applications. Trusted by 1M+ users worldwide with powerful alerting and enterprise-grade features.
Open Source Alternative to:
All-in-one observability with unlimited data ingestion
Stars
1,721Last commit
9 hours agoLicense
AGPL-3.0
Unified platform for logs, metrics, traces and profiles with native compatibility for popular tools like OpenTelemetry, Prometheus, and Loki. No data silos, no usage limits.
Open Source Alternative to:
Self-hosted uptime monitoring you own and control
Stars
1,208Last commit
9 hours agoLicense
MIT
Open-source uptime monitoring solution with real-time alerts, status pages, and comprehensive checks for websites, APIs, databases, and services.
Open Source Alternative to:
AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped
Stars
42Last commit
1 month agoLicense
Apache-2.0
Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.
Open Source Alternative to:
Complete website health monitoring and security scanning
Stars
16Last commit
5 months agoLicense
Unknown
Monitor website uptime, detect security vulnerabilities, find broken links, and simulate user flows. Get instant alerts when issues arise. Free tier available.
Open Source Alternative to:
Docmost – Open-source wiki software with real-time collaboration, diagrams, AI, SSO, RBAC permissions and more.
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InfluxDB