SQL Tools
SQL powers every relational database — MySQL, PostgreSQL, SQLite, SQL Server and more. Format and beautify SQL queries, build SELECT/INSERT/UPDATE/DELETE statements visually without writing code, convert CSV and JSON to SQL INSERT statements, create ER diagrams, and reference HTTP status codes.
6 tools
SQL Formatter
Format SQL queries instantly — supports MySQL, PostgreSQL, standard SQL and more.
CSV to SQL Converter
Convert CSV data to SQL INSERT statements instantly in your browser. One-way, instant, runs entirely in your browser.
JSON to SQL Converter
Convert a JSON array of objects to SQL INSERT statements instantly in your browser. Detects column types automatically.
HTML Table Converter
Convert between JSON, CSV, XML, SQL and HTML tables — in both directions
SQL INSERT Converter
Convert SQL INSERT statements to JSON, CSV, XML, YAML and HTML
Excel Converter
Convert Excel spreadsheets (.xlsx/.xls) to CSV, JSON, HTML, SQL and view formulas
About SQL Tools
SQL powers every relational database — MySQL, PostgreSQL, SQLite, SQL Server and more. Format and beautify SQL queries, build SELECT/INSERT/UPDATE/DELETE statements visually without writing code, convert CSV and JSON to SQL INSERT statements, create ER diagrams, and reference HTTP status codes.
Common Use Cases
- Format complex SQL queries for readability
- Build SQL queries visually without writing code
- Convert CSV or JSON exports to SQL INSERT statements
- Generate ER diagrams from database schema definitions
- Beautify stored procedures and query scripts
Frequently Asked Questions
QAre these SQL tools free?
Yes — all 6 SQL tools are completely free with no account, no subscription and no paywalls. All processing runs entirely in your browser.
QDoes my data get sent to a server?
No. Every SQL tool processes data entirely in your browser using JavaScript and WebAssembly. Nothing you paste, type or import is transmitted to any server.
QHow many SQL tools are available?
There are currently 6 SQL tools available. Browse them all on this page or use the search bar to find a specific tool.
QDo the tools work offline?
Most tools work offline once the page has loaded, since all processing is client-side. A small number of tools that fetch external assets may require an initial network connection.
See Also
- SQL FormatterFormat SQL queries instantly — supports MySQL, PostgreSQL, standard SQL and more.
- CSV to SQL ConverterConvert CSV data to SQL INSERT statements instantly in your browser. One-way, instant, runs entirely in your browser.
- JSON to SQL ConverterConvert a JSON array of objects to SQL INSERT statements instantly in your browser. Detects column types automatically.
- HTML Table ConverterConvert between JSON, CSV, XML, SQL and HTML tables — in both directions
- SQL INSERT ConverterConvert SQL INSERT statements to JSON, CSV, XML, YAML and HTML
- Excel ConverterConvert Excel spreadsheets (.xlsx/.xls) to CSV, JSON, HTML, SQL and view formulas