Netdata
Monitoring & StatusReal-time per-second infrastructure monitoring
Replaces Datadog, New Relic
Best API Monitoring & Status for self-hosting
The 69 best API monitoring & status you can self-host, ranked by community traction.
Grafana
Monitoring & StatusOpen observability dashboards and visualization
Replaces Datadog
Prometheus
Monitoring & StatusMetrics-based monitoring and alerting toolkit
Replaces Datadog
Glances
Monitoring & StatusCross-platform system monitoring at a glance
Replaces Datadog
Grafana k6
Monitoring & StatusDeveloper-friendly load testing and performance tool
Replaces LoadRunner, BlazeMeter
InfluxDB
Monitoring & StatusPurpose-built time series database for metrics and events
Replaces Datadog, AWS Timestream
Grafana Loki
Monitoring & StatusLog aggregation system inspired by Prometheus
Replaces Splunk, Datadog Logs
Apache SkyWalking
Monitoring & StatusAPM and observability for cloud-native architectures
Replaces New Relic, Datadog
Jaeger
Monitoring & StatusEnd-to-end distributed tracing for microservices
Replaces Datadog APM, New Relic
VictoriaMetrics
Monitoring & StatusFast, cost-effective time series database and monitoring solution
Replaces Datadog, Grafana Cloud
Zipkin
Monitoring & StatusDistributed tracing system for latency troubleshooting
Replaces Datadog APM
Cachet
Monitoring & StatusOpen-source status page system for communicating outages
Replaces Statuspage, Better Uptime
Thanos
Monitoring & StatusHighly available Prometheus setup with long-term storage
Replaces Datadog, Grafana Cloud
Pinpoint APM
Monitoring & StatusApplication performance management for large-scale systems
Replaces New Relic, Dynatrace
OpenSearch
Monitoring & StatusSearch and observability suite with logs and dashboards
Replaces Elasticsearch, Splunk
Gatus
Monitoring & StatusDeveloper-oriented health dashboard and status page
Replaces UptimeRobot, Pingdom
Grafana Pyroscope
Monitoring & StatusContinuous profiling for finding performance bottlenecks
Replaces Datadog Profiler
Healthchecks
Monitoring & StatusCron job and scheduled task monitoring
Replaces Pingdom
HyperDX
Monitoring & StatusOpen-source observability for logs, traces, and session replay
Replaces Datadog, Sentry
OpenStatus
Monitoring & StatusOpen-source synthetic monitoring and status pages
Replaces Pingdom, Checkly
Alertmanager
Monitoring & StatusHandles alerts from Prometheus with routing and silencing
Replaces PagerDuty, Opsgenie
Graylog
Monitoring & StatusCentralized log management and analysis platform
Replaces Splunk, Datadog Logs
Coroot
Monitoring & StatuseBPF-based observability with automatic insights
Replaces Datadog, New Relic
Hertzbeat
Monitoring & StatusReal-time monitoring system with customizable templates
Replaces Zabbix, Datadog
Zabbix
Monitoring & StatusEnterprise-grade open-source monitoring solution
Replaces Datadog, Nagios
Graphite
Monitoring & StatusScalable real-time graphing and time series storage
Replaces Datadog
Cortex
Monitoring & StatusHorizontally scalable, multi-tenant Prometheus as a service
Replaces Datadog, Grafana Cloud
Grafana Tempo
Monitoring & StatusEasy-to-operate, high-scale distributed tracing backend
Replaces Datadog APM
Grafana Mimir
Monitoring & StatusScalable long-term storage for Prometheus metrics
Replaces Datadog, Chronosphere
Kener
Monitoring & StatusModern status page system built with SvelteKit
Replaces Statuspage, Better Uptime
Parca
Monitoring & StatusContinuous profiling with eBPF whole-system insight
Replaces Datadog Profiler
LibreNMS
Monitoring & StatusAuto-discovering network monitoring system
Replaces Nagios
Uptrace
Monitoring & StatusOpenTelemetry-based tracing, metrics, and logs tool
Replaces Datadog, New Relic
mtail
Monitoring & StatusExtract Prometheus metrics from application log files
Replaces Splunk, Datadog Log Metrics
Redis Exporter
Monitoring & StatusPrometheus exporter for Redis server and cluster metrics
Replaces Datadog Redis, RedisInsight
Vmstat Exporter
Monitoring & StatusPrometheus exporter for assorted system metrics
Replaces Datadog Agent
PostgreSQL Exporter
Monitoring & StatusPrometheus exporter for PostgreSQL server metrics
Replaces Datadog PostgreSQL, pganalyze
Kafka Exporter
Monitoring & StatusPrometheus exporter for Apache Kafka brokers and consumer lag
Replaces Confluent Control Center, Datadog Kafka
Checkmk
Monitoring & StatusComprehensive IT infrastructure monitoring
Replaces Nagios, Datadog
Perses
Monitoring & StatusOpen dashboard tool and visualization standard for metrics
Replaces Grafana
MySQL Server Exporter
Monitoring & StatusOfficial Prometheus exporter for MySQL and MariaDB
Replaces Datadog MySQL, VividCortex
Kapacitor
Monitoring & StatusReal-time streaming data processing and alerting engine
Replaces Datadog Monitors, Splunk ITSI
VictoriaLogs
Monitoring & StatusFast and resource-efficient open-source log database
Replaces Splunk, Elasticsearch
Icinga 2
Monitoring & StatusScalable monitoring system that watches hosts and networks
Replaces SolarWinds, PRTG
Process Exporter
Monitoring & StatusPrometheus exporter for per-process metrics
Replaces Datadog Agent
Grafana Beyla
Monitoring & StatusZero-code eBPF auto-instrumentation for application metrics
Replaces Datadog APM, New Relic
Elasticsearch Exporter
Monitoring & StatusPrometheus exporter for Elasticsearch cluster metrics
Replaces Elastic Stack Monitoring, Datadog Elasticsearch
NGINX Prometheus Exporter
Monitoring & StatusOfficial Prometheus exporter for NGINX and NGINX Plus
Replaces Datadog NGINX, New Relic NGINX
Statping-ng
Monitoring & StatusStatus page and monitoring server
Replaces UptimeRobot, Pingdom
Proxmox VE Exporter
Monitoring & StatusPrometheus exporter for Proxmox Virtual Environment
Replaces vRealize Operations
Oncall
Monitoring & StatusCalendar-based on-call scheduling and team management
Replaces PagerDuty
OpenNMS Horizon
Monitoring & StatusEnterprise network management and monitoring platform
Replaces SolarWinds, PRTG
Grafana Faro
Monitoring & StatusFrontend observability SDK and collector
Replaces Sentry, LogRocket
Sensu Go
Monitoring & StatusMonitoring as code pipeline for cloud and bare metal
Replaces Datadog, PagerDuty
Percona Monitoring and Management
Monitoring & StatusDatabase performance monitoring for MySQL, PostgreSQL and MongoDB
Replaces Datadog Database Monitoring, SolarWinds DPA
Argus Monitor Web
Monitoring & StatusMulti-service status monitoring with deployment tracking
Replaces Dependabot
JSON Exporter
Monitoring & StatusPrometheus exporter that scrapes metrics from JSON APIs
Replaces Datadog
Smokeping Prober
Monitoring & StatusPrometheus exporter that probes latency like Smokeping
Replaces SmokePing, PingPlotter
PHP-FPM Exporter
Monitoring & StatusPrometheus exporter for PHP-FPM process pool metrics
Replaces New Relic PHP, Datadog APM
Cloudprober
Monitoring & StatusActive probing for distributed systems and network reliability
Replaces Pingdom, Catchpoint
Ping Exporter
Monitoring & StatusPrometheus exporter for ICMP ping round-trip metrics
Replaces PingPlotter, ThousandEyes
IPMI Exporter
Monitoring & StatusPrometheus exporter for IPMI hardware sensors
Replaces Dell OpenManage
smartctl Exporter
Monitoring & StatusPrometheus exporter for disk SMART health data
Replaces CrystalDiskInfo
SQL Exporter
Monitoring & StatusDatabase-agnostic Prometheus exporter driven by custom queries
Replaces Datadog Custom Metrics, New Relic Query Insights
Pandora FMS Community
Monitoring & StatusFlexible enterprise-grade monitoring system
Replaces SolarWinds, PRTG
NetXMS
Monitoring & StatusEnterprise-grade network and infrastructure monitoring
Replaces SolarWinds, PRTG
Apache Exporter
Monitoring & StatusPrometheus exporter for Apache HTTP Server metrics
Replaces Datadog Apache, New Relic Apache
NUT Exporter
Monitoring & StatusPrometheus exporter for Network UPS Tools
Replaces APC PowerChute
Speedtest Exporter
Monitoring & StatusPrometheus exporter for internet speed test results
Replaces Speedtest.net
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| Netdata | Under-an-hour setup | Easy | 256 MB | GPL-3.0 | 80,926 |
| Grafana | ≈5-minute setup | Medium | 512 MB | AGPL-3.0 | 77,299 |
| Prometheus | ≈5-minute setup | Medium | 512 MB | Apache-2.0 | 66,539 |
| Glances | Under-an-hour setup | Easy | 128 MB | LGPL-3.0 | 33,774 |
| Grafana k6 | Under-an-hour setup | Medium | 256 MB | AGPL-3.0 | 31,912 |
| InfluxDB | Under-an-hour setup | Medium | 512 MB | MIT | 31,763 |
| Grafana Loki | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 29,011 |
| Apache SkyWalking | Under-an-hour setup | Hard | 2,048 MB | Apache-2.0 | 24,968 |
| Jaeger | Under-an-hour setup | Medium | 512 MB | Apache-2.0 | 23,293 |
| VictoriaMetrics | Under-an-hour setup | Medium | 256 MB | Apache-2.0 | 17,854 |
Quick picks
- Most adopted: Netdata (80,926 GitHub stars).
- Lightest footprint: Gatus (from 64 MB RAM, against 4,096 MB for the heaviest here).
- Fastest to deploy: Grafana (verified single-container compose).
- Licensing: 33 of 69 use Apache-2.0; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged API within the monitoring & status category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.