Side by side

prettier-plugin-sql-cst vs RegSQL

Both stand on sql linters and formatters. Which one you can start free with, which one lets you read the code, and what each costs once you pay.

prettier-plugin-sql-cst

Free plan Web

prettier-plugin-sql-cst offers SQL formatting within Prettier, with full support for SQLite and BigQuery. Check parser limitations before relying on it for PostgreSQL, PL/pgSQL, MySQL, or MariaDB.

Visit prettier-plugin-sql-cst

Choose RegSQL for browser-local SQL formatting and optional AI assistance across its listed dialects. Look elsewhere if you need database-connected validation, or if you need to purchase Indie while payments are unavailable for your account.

Visit RegSQL

The facts

	prettier-plugin-sql-cst	RegSQL
Free plan	Yes	Yes
Open source	Not published	Not published
Runs on	Web	Web
Lowest paid plan	Not published	Indie: $8 a month
Plans published	None	4
Maker	Not published	Not published
Website	github.com	regsql.com
On sql linters and formatters	#18 of 26	#14 of 26

prettier-plugin-sql-cst: what it does well

Full support for SQLite and BigQuery
Adjusts SQL layout to expression length
Works with Prettier’s VSCode extension
Offers casing options for SQL elements
Links to a live SQL formatting playground

What to know first

Four listed dialects have experimental support
Bound SQL placeholders are rejected by default
Formatting style details remain subject to change
Identifier and function case options are experimental

RegSQL: what it does well

Unlimited SQL formatting runs locally in the browser.
Formatting preserves query logic, aliases, and comments.
Supports multi-statement input up to 1 MB.
AI can generate, explain, or repair SQL.
Free plan includes 20 AI requests per month.

What to know first

Formatting does not validate queries against a database.
Stored procedures and unusual delimiter changes may not be supported.
Indie payments are not available for your account yet.

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