SQLNice – Free online SQL formatter supporting 12+ databases

Summary: SQLNice is a free online tool that formats SQL queries for over 12 databases, including MySQL, PostgreSQL, Oracle, and SQL Server. It offers one-click formatting, smart subquery detection, syntax highlighting, and customizable options without requiring sign-up.

What it does

SQLNice formats messy SQL code into clean, readable queries using browser-based processing with support for multiple database dialects and advanced subquery detection.

Who it's for

It is designed for developers and database users who need quick, multi-database SQL formatting without ads or registration.

Why it matters

It solves the problem of inconsistent, hard-to-read SQL by providing instant, customizable formatting across various database systems.