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QStudio vs SQL Workbench/J: catalog facts
QStudio	SQL Workbench/J
Free Free and open source.	Free Free to download and use.
Windows, macOS, Linux	Windows, macOS, Linux
Supports 30+ databases with strong kdb+ and DuckDB support Built-in charts and SQL pivot tables	Works with many database systems instead of a single vendor Runs SQL scripts and exports data
Fewer administration features than full database admin tools Text2SQL relies on an AI model	Requires a Java runtime The developer's site sets conditions on who is welcome to use the software
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.