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pgAdmin vs pgen: catalog facts
pgAdmin	pgen
Free The open-source application is available without a license fee.	Free Free; AI use relies on your own provider key or a local model.
Windows, macOS, Linux, Web, Self-hosted	macOS
Covers the full PostgreSQL object model, not just tables and queries Runs as a desktop app or a shared web application	AI writes SQL into the editor and never runs it directly Read-only mode, production guards and row caps
The web interface is heavy and slow to start PostgreSQL only	macOS only PostgreSQL only
Downloadable app, Self-hosted	Downloadable app
Open source	Closed source
License: PostgreSQL	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 2, 2026

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