ClickStack
lastmod 2025-06-09created 2025-06-092 edits
Open-source alternative to Datadog built with ClickHouse and HyperDX
About
- ClickStack is an open-source observability platform based on ClickHouse and HyperDX that handles logs, metrics, traces, and session replays in one place
- Supports easy, fast log and trace search and visualization on a ClickHouse cluster, and works with any schema without extra work
- Provides intuitive search, event-based alerts, and dashboards so engineers can quickly identify and respond to problems
- Supports the OpenTelemetry standard out of the box and offers SDK integrations for many languages and platforms
- Cheaper and simpler to set up than existing commercial solutions, and handles the whole process on one platform without switching between multiple observability tools
Key features
- Correlation analysis and search across logs, metrics, session replays, and traces in one place
- Uses existing ClickHouse schemas as-is; schema-agnostic structure
- Suitable for large data volumes thanks to fast search and optimized visualization
- Supports both full-text and attribute search; SQL is optional
- Event trend analysis, simple alert setup, and dashboard creation
- Native JSON string query support
- Real-time log and trace tail for checking the latest events
- OpenTelemetry integration and APM (performance monitoring) support
Deployment and getting started
- The ClickStack package can be deployed as a whole, including ClickHouse, HyperDX, OpenTelemetry Collector, and MongoDB
- The HyperDX UI is accessible from a browser
- Also integrates with ClickHouse Cloud and is easy to deploy to various environments