Observability

Free alternatives to Datadog

Find a free app for the parts of Datadog you actually use.

Compare the free allowance and limitations on each app’s page. These are workflow alternatives, rather than identical copies.

Free options

Collect application traces, logs and metrics in one self-hosted workspace.

Free Community software · own server and storage · at least 4 GB Docker memory

Monitor metrics, search logs and explore traces with hosted dashboards.

Cloud Free · 10k active metric series · 50 GB logs + 50 GB traces/month · 14-day retention

Monitor server and container health locally with live metrics and alerts.

Free self-hosted Agent for business use · own hardware/storage · Cloud business use is paid

Check website uptime, publish a status page and investigate application logs and traces.

Personal projects free · 10 monitors & heartbeats · 1 status page · 3 GB logs + 3 GB traces, 3-day retention

Collect and search application logs on infrastructure you control.

Free AGPL core · own server, storage & backups · Cloud is a paid service

Monitor server and container CPU, memory and network history with alerts.

Free MIT software · self-hosted hub and agents.