4
SQLCheck
SQLCheck is a free command-line utility for identifying common SQL anti-patterns that can slow queries.
Free planLinuxmacOSWindows
6.5Free plan
Visit
5
sqlfmt
sqlfmt is an online SQL formatter and validator for working with queries in PostgreSQL, MySQL, SQLite, SQL Server (T-SQL), and BigQuery.
Free planWebAPI
6.5From $9 a month
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6
SQLFluff
SQLFluff is an open source SQL linter designed with ELT applications in mind.
Free planAPILinuxmacOSSelf-hosted
6.4Free plan
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7
Squawk
Squawk is an open-source linter and language server for PostgreSQL migrations and SQL.
AndroidiOSWebAPI
6.4
Visit
8
SQL Formatter
SQL Formatter is a free, open-source JavaScript library for formatting SQL queries.
Free planWebExtensionLinuxmacOS
6.3Free plan
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9
Sqruff
Sqruff is a SQL linter and formatter written in Rust.
Free planWebExtensionLinuxmacOS
6.3Free plan
Visit
10
pgFormatter
pgFormatter is a free formatter for PostgreSQL queries and PL/pgSQL code, with support for SQL-92, SQL-99, SQL-2003, SQL-2008, SQL-2011, PostgreSQL…
Free planWebAPILinuxSelf-hosted
6.2Free plan
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11
Sleek
Sleek is a free command-line tool for formatting SQL files to keep their style consistent and readable.
Free planExtensionLinuxmacOSWindows
6.2Free plan
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12
SQL Pretty Printer
SQL Pretty Printer reformats SQL for easier reading and can create syntax-colored document output.
WebWindows
6.2$50, paid once
Visit
13
JSQLFormatter
JSQLFormatter is a platform-independent SQL formatter, beautifier, and pretty printer.
Free planLinuxmacOSSelf-hostedWindows
6.1Free plan
Visit
14
TSQLLint
TSQLLint identifies and reports undesirable patterns in T-SQL scripts.
Free planExtensionLinuxmacOSWindows
6.1Free plan
Visit
15
SQL Linter by SqlInt
SQL Linter by SqlInt is a free browser-based utility that reviews pasted SQL for anti-patterns, ambiguous references, and style problems.
Free planWeb
5.9Free plan
Visit
16
sql-tools
sql-tools is a free, browser-based toolkit for engineers working with Snowflake, BigQuery, Databricks, PostgreSQL, MySQL, and SQL Server.
Free planWeb
5.9Free plan
Visit
17
Primova SQL Formatter & Linter
Primova SQL Formatter & Linter is a free web tool for formatting SQL and checking queries for risky patterns.
Free planWeb
5.8Free plan
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18
Public Tools SQL Formatter
Public Tools SQL Formatter is a free web tool that adjusts whitespace and keyword casing in SQL queries.
Free planWeb
5.8Free plan
Visit
19
SQL Enlight
SQL Enlight is a paid static code analysis and refactoring tool for SQL Server and T-SQL.
APIExtensionSelf-hostedWindows
5.8
Visit
20
SQLint
SQLint is a free SQL parser and linter for Standard SQL (BigQuery), aimed at developers who want to check query style and format statements.
Free planLinux
5.8Free plan
Visit
21
PgSanity
PgSanity checks PostgreSQL SQL files for syntax errors using ecpg, which relies on PostgreSQL’s parser.
Free planLinuxSelf-hosted
5.7Free plan
Visit
22
SQL Formatter VSCode
SQL Formatter VSCode is the official VSCode extension for the SQL Formatter library, designed to format SQL files in the editor.
Free planExtension
5.7Free plan
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23
Prettier SQL
Prettier SQL is a free, self-hosted plugin that adds SQL formatting to Prettier.
Free planSelf-hosted
5.5Free plan
Visit
24
Valk Guard
Valk Guard is a free SQL linter for scanning raw SQL and application code before changes merge.
LinuxmacOSWindows
5.5
Visit
25
prettier-plugin-sql-cst
Web
5.2
Visit

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