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Open Source DataDog Alternatives

A curated collection of the 22 best open source alternatives to DataDog.

The best open source alternative to DataDog is NetData. If that does not suit you, we have compiled a ranked list of other open source DataDog alternatives to help you find a suitable replacement.

DataDog alternatives are mainly Infrastructure Monitoring. Browse these if you want a narrower list of alternatives or are looking for a specific functionality of DataDog.

Written by OpenAlternative Last updated: June 2, 2026
#1

NetData

Powerful, efficient, and user-friendly monitoring solution for servers, containers, and applications with instant insights and alerts.

Powerful, efficient, and user-friendly monitoring solution for servers, co...

#2

Sentry

Detect, diagnose, and resolve software issues quickly with powerful error tracking, performance monitoring, and release management.

Detect, diagnose, and resolve software issues quickly with powerful error ...

#4

SigNoz

Comprehensive monitoring and troubleshooting solution for microservices architectures, offering metrics, traces, and logs in a single pane.

Comprehensive monitoring and troubleshooting solution for microservices ar...

#5

OpenObserve

Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performanc

Monitor logs, metrics, and traces with an open-source observability platfo...

#6

Logstash

Logstash is a free and open server-side data processing pipeline that ingests data from multiple sources, transforms it, and sends it to your desired

Logstash is a free and open server-side data processing pipeline that inge...

#7

HyperDX

Open source observability platform unifying session replays, logs, traces, metrics and errors. Fast search, automatic clustering, $0.40/GB pricing.

Open source observability platform unifying session replays, logs, traces,...

#8

OpenStatus

Open-source status page and uptime monitor that tracks endpoints from 28 global regions, communicates incidents, and helps satisfy SOC 2 audit require

Open-source status page and uptime monitor that tracks endpoints from 28 g...

#9

Highlight

Comprehensive monitoring solution offering error tracking, session replay, and performance insights for seamless debugging and optimization.

Comprehensive monitoring solution offering error tracking, session replay,...

#10

OpenLLMetry

Open-source observability platform for LLMs using OpenTelemetry. Monitor performance, track costs, and debug AI applications with just 2 lines of code

Open-source observability platform for LLMs using OpenTelemetry. Monitor p...

#11

OneUptime

All-in-one solution for uptime monitoring, incident management, and status pages to keep your services running smoothly

All-in-one solution for uptime monitoring, incident management, and status...

#12

Helicone

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools

Open-source platform for logging, monitoring, and debugging LLM applicatio...

#13

Kener

Free, open-source status page and uptime monitor with Docker deployment. Track 11 service types, manage incidents, schedule maintenance, and notify su

Free, open-source status page and uptime monitor with Docker deployment. T...

#14

Logfire

Logfire offers intuitive observability tools for Python applications, combining logs, profiling, and telemetry in one platform.

Logfire offers intuitive observability tools for Python applications, comb...

#15

Uptrace

Uptrace is an OpenTelemetry-based platform that integrates traces, metrics, and logs to help monitor and optimize complex distributed systems.

Uptrace is an OpenTelemetry-based platform that integrates traces, metrics...

#16

Checkmk

Monitor your entire IT infrastructure with 2,000+ plugins, automated discovery, and scalable architecture. Open source and enterprise solutions availa

Monitor your entire IT infrastructure with 2,000+ plugins, automated disco...

#17

Icinga

Monitor networks, servers, and cloud environments with flexible open-source solution. Custom checks, fast alerts, and complete infrastructure control.

Monitor networks, servers, and cloud environments with flexible open-sourc...

#18

Bugsink

Bugsink offers real-time error tracking with self-hosting capabilities, allowing easy installation and connection to any app using Sentry-compatible S

Bugsink offers real-time error tracking with self-hosting capabilities, al...

#19

Nagios

Free open source IT monitoring solution for servers, networks, and applications. Trusted by 1M+ users worldwide with powerful alerting and enterprise-

Free open source IT monitoring solution for servers, networks, and applica...

#20

Gigapipe

Unified platform for logs, metrics, traces and profiles with native compatibility for popular tools like OpenTelemetry, Prometheus, and Loki. No data

Unified platform for logs, metrics, traces and profiles with native compat...

#21

Wachd

Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apach

Receive alerts from Grafana, Datadog, and Prometheus with AI-generated roo...

#22

Statusnook

A powerful open-source status page system for real-time incident tracking, maintenance updates, and transparent communication with users.

A powerful open-source status page system for real-time incident tracking,...