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Postgres Language Server vs SQL Prompt: catalog facts
Postgres Language Server	SQL Prompt
Free Free and open source under the MIT licence.	Paid Commercial software with a 14-day free trial.
Windows, Command line	Windows
Uses the real Postgres parser for syntax compatibility Works in any LSP-capable editor	Autocomplete for SQL inside SSMS and Visual Studio Consistent code formatting for teams
Postgres only, no other SQL dialects Needs an editor with LSP support to use interactively	Paid after the trial Only works inside SSMS and Visual Studio
Downloadable app	Downloadable app
Open source	Closed source
License: MIT	License not stated
No account 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 October 2, 2026	Official website Full listing and sources Checked October 2, 2026

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