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DbGate vs QStudio: catalog facts
DbGate	QStudio
Freemium DbGate is GPL-3.0 licensed and free to use for any purpose. A few connectors, including…	Free Free and open source.
Windows, macOS, Linux, Self-hosted	Windows, macOS, Linux
Covers SQL and NoSQL databases, including MongoDB, Redis and Cassandra, in one client Schema compare and synchronisation, ER diagrams and a visual query designer	Supports 30+ databases with strong kdb+ and DuckDB support Built-in charts and SQL pivot tables
A handful of connectors are marked premium and are not in the free build Electron-based, so it is heavier than a native client	Fewer administration features than full database admin tools Text2SQL relies on an AI model
Downloadable app, Self-hosted	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
No account needed	Not stated if an account is needed
Works offline	Works offline
Official website Full listing and sources Checked September 21, 2026	Official website Full listing and sources Checked October 1, 2026

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