Directory

7 tools

ClickHouse, Inc. · Analytical engines & OLAP

Open-source columnar OLAP database server for fast aggregations over billions of rows, with MergeTree storage, SQL and a managed ClickHouse Cloud

Apache-2.0Open sourceFreeLocalSelf-hostedNov 2, 2026

dbt

dbt Labs (Fivetran + dbt Labs) · ETL/ELT & orchestration

SQL-first transformation framework that compiles templated models, tests and documentation into warehouse tables; open-source Core plus a commercial platform

Apache-2.0Open sourceFreemiumLocalSelf-hostedNov 2, 2026

Metabase

Metabase, Inc. · BI & dashboards

Self-hostable BI tool with a no-code question builder, SQL editor, dashboards and embedding; AGPL open-source edition plus commercial Pro and Enterprise

AGPL-3.0Open sourceFreeSelf-hostedNov 2, 2026

MySQL

Oracle · Relational databases

Oracle's widely deployed open-source relational database server, offered as a GPL community edition and commercial enterprise and cloud editions

GPL-2.0-only WITH Universal-FOSS-exception-1.0Open sourceFreeSelf-hostedBroken

Neon

Neon (Databricks) · Relational databases

Serverless PostgreSQL service with separated storage and compute, instant database branching and scale-to-zero, now part of Databricks

Apache-2.0FreemiumPaidNov 2, 2026

TimescaleDB

Tiger Data (formerly Timescale) · Relational databases

PostgreSQL extension for time-series data adding hypertables, compression and continuous aggregates, from the company now named Tiger Data

Apache-2.0 AND LicenseRef-Timescale-LicenseOpen sourceFreeSelf-hostedNov 2, 2026

Wharton Research Data Services (WRDS)

The Wharton School, University of Pennsylvania · Market & fundamentals data

Institution-subscribed research data platform from Wharton hosting CRSP, Compustat, TAQ, OptionMetrics and dozens of other vendors' databases with web queries, SQL, SAS, Python and R access

ProprietaryEnterpriseAcademicNov 2, 2026

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