1 / 2Grafana is a visualization and dashboarding platform. It queries data sources - Prometheus, Loki, PostgreSQL, and many others - and renders the results as panels arranged on a dashboard. The product's longevity comes from that separation: Grafana does not store most of the data it displays, it queries systems that do.
The query model is per-panel. A panel selects a data source, runs a query, and applies a visualization. Because data sources are pluggable, the same dashboard tool works across a metrics database, a log store, and a SQL database without moving data between them.
Alerting is built on the same queries. A rule evaluates a query on a schedule and fires when a condition holds, which means an alert and the dashboard panel that motivated it are defined in the same language. The core is open source and self-hostable, and the hosted service is the commercial layer.
Grafana's design keeps storage and visualization separate.
A panel selects a data source, runs a query, and renders the result. Grafana does not require the data to be copied into it, so a metrics database, a log store, and a SQL database can all appear on one dashboard.
Data sources are pluggable. Adding a new backend means configuring a plugin rather than migrating data, which is why the same tool covers infrastructure metrics and business data without a second product.
Alerting reuses the query model. A rule evaluates a query on a schedule and fires on a condition, so an alert and the panel that motivated it are expressed the same way. The core is open source and can be self-hosted.
Metrics, logs, traces, and SQL databases are queried in place rather than copied in.
Each panel owns its query and visualization, so a dashboard composes independent views.
Alert rules evaluate queries, so an alert and its panel share a definition.
The core is published in a public repository with a license file.
Choose Grafana if your data already lives in queryable systems and you need one place to visualize and alert on it without moving the data.
Look elsewhere if you want a fully managed service with no operational surface, or if you need a business-intelligence semantic layer with governed metrics definitions.
A dashboard is quick to build; the data sources behind it are the real project.
Add a data source, write a query, and the panel renders. No agent installation is required.
The open-source edition is free to self-host. Cloud and enterprise plans add managed operations.
Something already producing metrics or logs. Grafana does not collect or store them.
Constraints confirmed from the project's documentation.
Its strength is heterogeneity: one dashboard querying Prometheus, Loki, SQL, and a cloud API together.
The product is the presentation layer, and it is deliberately agnostic about what sits behind it. That is what makes it the common front end in mixed environments.
If you want collection, storage, and dashboards from one purchase, a managed monitoring product covers more of the pipeline and leaves you less to assemble.
Grafana is an open-source dashboarding and visualization platform that queries data sources such as Prometheus, Loki, and SQL databases.
Yes. The core is published in a public repository with a license file. Some enterprise features are licensed separately.
Yes. Self-hosting is a first-class deployment path, and the operator becomes responsible for upgrades and backups.
The open-source core is free to self-host, with paid cloud and enterprise offerings. Check the pricing page for current terms.
CompassPad records Grafana as a Go backend with a TypeScript and React front end, based on the public repository.
The marketing site resolved and the primary product link reached the product itself.
The pricing page resolved and lists the current plans and limits.
Public documentation resolved and covers the product's core surfaces.
The linked source page resolved and is reachable without an account.
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