43.6k
Sentry
Developer-first error tracking and performance monitoring to help you improve your software applications' reliability and speed.
🔎
Monitoring🏎️
Performance👨💻
Development⚙️
DevOps
4 Open Source Alternatives to Datadog
Looking for an open-source alternative to Datadog? Below are 4 community-built tools that offer similar functionality — all free, open source, and ready to use or self-host. Ranked by GitHub stars.
20.9k
Signoz
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.
🔎
Monitoring🏎️
Performance⚙️
DevOps🛠️
Tools
18.5k
OpenObserve
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.
📊
Analytics🔎
Monitoring⚙️
DevOps🏎️
Performance
9.2k
Highlight
The open source, full-stack monitoring platform. Provides comprehensive error monitoring, session replay, logging, distributed tracing, and more for robust monitoring solutions.
📊
Analytics🔎
Monitoring🏎️
Performance🛠️
Tools
Frequently asked questions
What are the best open-source alternatives to Datadog?
The top picks from this list are Sentry, Signoz, OpenObserve — all maintained, free to use, and self-hostable.
Are these alternatives to Datadog free?
Yes. Every tool listed here is open source and free to use. 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?
Most of the alternatives listed are self-hostable. Check each tool's page for hosting details, system requirements, and licensing terms.
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