Best Real-Time Monitoring & Status for self-hosting

Purpose-built time series database for metrics and events

Replaces Datadog, AWS Timestream

APM and observability for cloud-native architectures

Replaces New Relic, Datadog

End-to-end distributed tracing for microservices

Replaces Datadog APM, New Relic

High-performance observability data pipeline

Replaces Logstash, Fluentd

Visualization and exploration for Elasticsearch data

Replaces Splunk, Datadog

Real-time web log analyzer and interactive viewer

Replaces Google Analytics

Container resource usage and performance analysis

Replaces Datadog

Distributed tracing system for latency troubleshooting

Replaces Datadog APM

Server-side data processing pipeline for logs

Replaces Fluentd

Highly available Prometheus setup with long-term storage

Replaces Datadog, Grafana Cloud

Real-time log viewer for Docker containers

Replaces Datadog Logs

Application performance management for large-scale systems

Replaces New Relic, Dynatrace

Unified logging layer for collecting and routing data

Replaces Logstash

Search and observability suite with logs and dashboards

Replaces Elasticsearch, Splunk

Continuous profiling for finding performance bottlenecks

Replaces Datadog Profiler

Open-source uptime and infrastructure monitoring tool

Replaces Pingdom, Better Uptime

Open-source observability for logs, traces, and session replay

Replaces Datadog, Sentry

Lightweight server resource monitoring agent network

Replaces Pingdom, Checkly

Centralized log management and analysis platform

Replaces Splunk, Datadog Logs

High-speed network traffic analysis and flow monitoring

Replaces SolarWinds NetFlow

Lightweight and fast logs and metrics processor

Replaces Logstash

eBPF-based observability with automatic insights

Replaces Datadog, New Relic

Vendor-agnostic agent for telemetry collection and export

Replaces Datadog Agent

Real-time monitoring system with customizable templates

Replaces Zabbix, Datadog

Network presence scanner and intrusion detection

Replaces Fing

Self-hosted monitoring of Proxmox and infrastructure

Replaces Datadog

Scalable real-time graphing and time series storage

Replaces Datadog

Unified monitoring wallboard for builds and services

Replaces Datadog

OpenTelemetry-based tracing, metrics, and logs tool

Replaces Datadog, New Relic

Open-source on-call management and incident escalation

Replaces PagerDuty, Opsgenie

OpenTelemetry collector distribution for all telemetry

Replaces Datadog Agent

Kubernetes observability and automated troubleshooting

Replaces Datadog, PagerDuty

Alert dashboard for Prometheus Alertmanager

Replaces PagerDuty

Real-time streaming data processing and alerting engine

Replaces Datadog Monitors, Splunk ITSI

Open dashboard tool and visualization standard for metrics

Replaces Grafana

Synthetic monitoring and health checks for Kubernetes

Replaces Datadog

Scalable monitoring system that watches hosts and networks

Replaces SolarWinds, PRTG

Track domain expiry, DNS, and SSL certificate health

Replaces DNSstuff

Self-hosted uptime monitoring and status page service

Replaces Pingdom, Better Uptime

Alerting framework for anomalies in Elasticsearch data

Replaces Splunk Alerts

Frontend observability SDK and collector

Replaces Sentry, LogRocket

Modern status page frontend powered by Uptime Kuma data

Replaces StatusPage, Instatus