Free
SQL Tools
Free online SQL formatter and beautifier with many dialect options.
sqlformatterbeautifier
Discover the 10 best free tools for sql tools. Free-to-use, no credit card or subscription required. Curated, compared, and updated for developers.
| Tool | Pricing | Platforms | Top Strength | Link |
|---|---|---|---|---|
| SQLFormat | free | web | Free online SQL formatter and beautifier with many dialect options. | Details → |
| sql-formatter | free | web | Popular open-source JavaScript library to format SQL in your apps. | Details → |
| DB Fiddle | free | web | Online SQL playground for testing and sharing queries across engines. | Details → |
| SQL Fiddle | free | web | Classic online tool for testing and sharing SQL queries. | Details → |
| explain.depesz.com | free | web | Long-standing PostgreSQL EXPLAIN plan analyzer and visualizer. | Details → |
| explain.dalibo.com | free | web | Modern PostgreSQL EXPLAIN plan visualizer by Dalibo. | Details → |
| SQLBolt | free | web | Interactive lessons for learning SQL basics quickly. | Details → |
| SQLZoo | free | web | Interactive SQL tutorial with quizzes for beginners. | Details → |
| Mode SQL Tutorial | free | web | Free, structured SQL tutorial from basics to advanced analytics. | Details → |
| Use The Index, Luke | free | web | In-depth guide to SQL indexing and performance tuning. | Details → |
SQL Tools
Free online SQL formatter and beautifier with many dialect options.
SQL Tools
Popular open-source JavaScript library to format SQL in your apps.
SQL Tools
Online SQL playground for testing and sharing queries across engines.
SQL Tools
Classic online tool for testing and sharing SQL queries.
SQL Tools
Long-standing PostgreSQL EXPLAIN plan analyzer and visualizer.
SQL Tools
Modern PostgreSQL EXPLAIN plan visualizer by Dalibo.
SQL Tools
Interactive lessons for learning SQL basics quickly.
SQL Tools
Interactive SQL tutorial with quizzes for beginners.
SQL Tools
Free, structured SQL tutorial from basics to advanced analytics.
SQL Tools
In-depth guide to SQL indexing and performance tuning.