In-Browser SQLite & SQL Database Studio
Run in-memory SQL queries, import CSV datasets, and inspect schemas with zero server uploads.
Execution runs 100% locally inside the browser sandbox using HTML5 Canvas, Web Cryptography Subtle API, and Web Workers. No data is ever transmitted across the network.
Zero network latency. Operates completely offline with zero dependencies on third-party backend servers or cloud services.
Built according to official RFC specifications, cryptographic test vectors, and enterprise-grade data transformation standards.
How to Use In-Browser SQLite & SQL Database Studio
Choose a preloaded sample database (employees, orders) or upload your own CSV file.
Draft your SELECT, WHERE, GROUP BY, ORDER BY, or aggregate SQL statement.
Click 'Run Query' to view the interactive data grid and export results to CSV or JSON.
Frequently Asked Questions
Is my SQL data uploaded to any server?
No. All SQL parsing and table queries execute strictly inside your local browser memory. Zero rows are ever transmitted across the network.
Can I query my own CSV spreadsheets with SQL?
Yes. Click 'Import CSV Dataset' to automatically create an in-memory SQL table from any CSV/TSV file on your device.
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