What SQL dialects are supported?

MySQL, PostgreSQL, SQLite, SQL Server (T-SQL), MariaDB, and standard SQL.

Does it handle complex queries?

Yes — subqueries, CTEs, JOINs, window functions, and stored procedures are all formatted correctly.

No — only whitespace and indentation are modified. Your query logic is untouched.

Yes — SELECT, FROM, WHERE and other keywords are automatically uppercased for readability.

Format and beautify SQL queries for readability. Works in your browser. Free, no signup.

No sign-up Batch convert 100% free

Formatted SQL will appear here...

How useful is SQL Formatter?

Paste your SQL query into the editor

Select your SQL dialect (MySQL, PostgreSQL, SQLite, etc.)

Click "Format" to beautify with proper indentation

Format and beautify JSON data with syntax highlighting.

Validate JSON syntax and find errors instantly.

Create beautiful CSS gradients visually and copy the code.

Pick colors from any format and convert between HEX, RGB, HSL.

Test and debug regular expressions with real-time matching.

Generate placeholder text for designs and mockups.