Top Free Alternatives to Datadog
Stop paying expensive subscriptions for Hosting & DevOps tools. Discover the best free and open-source replacements for Datadog.
Why switch from Datadog?
Datadog's pricing is extremely complex and scales aggressively per host and per metric, often becoming one of a startup's largest infrastructure bills. Open-source APM suites let you observe your stack at scale.
SigNoz
Free / Open Source
Open-source application performance monitoring (APM) and observability tool. The Datadog alternative.
Key Features
- Distributed tracing
- Metrics aggregation
- Log management
- Alerting & anomaly detection
Pros
- + Combines logs, traces, and metrics in a single UI
- + Built on OpenTelemetry standards
- + Extremely fast querying using ClickHouse database
Cons
- - Requires significant storage and RAM for high-throughput apps
- - Fewer legacy integrations than Datadog
Grafana
Free / Open Source
Observability and data visualization platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
Netdata
Free / Open Source
Application monitoring and observability platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
OpenStatus
Free / Open Source
Synthetic monitoring platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
Sentry
Free / Open Source
Application monitoring with a focus on error reporting
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
Uptrace
Free / Open Source
Application monitoring and observability platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support
VictoriaMetrics
Free / Open Source
Application monitoring and observability platform
Key Features
- 100% data control
- Self-hostable
- No vendor lock-in
- Community-driven
Pros
- + Ownership of your data
- + Flexible and customisable
- + Cost-effective
Cons
- - Requires server setup
- - Smaller commercial support