Lightdash
Open-core, dbt-native BI that turns metrics and dashboards into version-controlled code. The MIT core is self-hostable; SSO and fine-grained RBAC sit behind the paid tier.
Business Intelligence
Category: Business Intelligence under Data & Analytics
Redash
A SQL-first query, dashboard, and alerting tool with 50+ data connectors and no paid tier. Databricks abandoned the hosted service in 2021; the community rebuilt it.
Metabase
AGPLv3-licensed, self-hosted BI platform. Zero per-user fees, full database ownership, unlimited dashboards, without Tableau's per-seat creator licensing.
Apache Superset
Self-hosted BI platform with a semantic layer, 40+ chart types, and no per-seat fees, a SQL-first alternative to Tableau and PowerBI at petabyte scale.