4 Open Source Alternatives to Datadog

There are 4 open-source alternatives to Datadog in this directory. The most popular is Sentry with 43.6k GitHub stars, followed by Signoz(20.9k stars). All are open source, free to use, and many can be self-hosted.

Quick comparison

Open-source alternatives to Datadog, ranked by GitHub stars
#ToolStarsLanguageLicense
1Sentry

Developer-first error tracking and performance monitoring to help you improve your software applications' reliability and speed.

43.6kPythonOther
2Signoz

SigNoz is an open-source observability platform native to OpenTelemetry, providing logs, traces, and metrics in a single application. It serves as an open-source alternative to DataDog, NewRelic, and others, offering comprehensive Application Performance Monitoring (APM) and Observability features.

20.9kTypeScriptOther
3OpenObserve

A highly efficient and cost-effective alternative to Elasticsearch, Splunk, and Datadog, designed for handling logs, metrics, traces, Real User Monitoring, error tracking, and session replay at a petabyte scale.

18.5kTypeScriptGNU Affero General Public License v3.0
4Highlight

The open source, full-stack monitoring platform. Provides comprehensive error monitoring, session replay, logging, distributed tracing, and more for robust monitoring solutions.

9.2kTypeScriptOther

All open-source alternatives to Datadog

Frequently asked questions

What are the best open-source alternatives to Datadog?

The top three are Sentry(43.6k stars), Signoz(20.9k stars), OpenObserve(18.5k stars). All are open source and free to use.

Are these alternatives to Datadog free?

Yes. Every tool listed here is open source and free to use in your own projects. Many can be self-hosted on your own infrastructure, which means no subscription fees and full control over your data.

Can I self-host an alternative to Datadog?

Many of the alternatives listed are self-hostable. Each tool's page lists hosting details, system requirements, and licensing terms.

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