Free Online SQLite Viewer & Database Browser (100% Private & In-Browser)
KNothing SQLite Viewer is a free, high-performance, web-based SQLite database browser. Built using cutting-edge WebAssembly (WASM) technology, it allows software developers, database administrators, and data analysts to inspect, query, and analyze .db, .sqlite, and .sqlite3 database files directly inside any web browser — without uploading your files to any external server.
Why Use Our Browser-Based SQLite File Opener?
🔒 100% Client-Side Privacy
Your SQLite files never leave your computer or mobile device. All SQL parsing and WebAssembly execution happen locally in your browser.
⚡ Instant High-Speed Querying
Open large database files up to 500MB instantly. Run custom SQL SELECT, JOIN, GROUP BY, and PRAGMA queries with zero network latency.
🌐 Cross-Platform & Zero Setup
Works on macOS, Windows, Linux, Android, and iOS. No need to install DB Browser for SQLite, SQLiteStudio, or command-line CLI tools.
📊 Auto Table Structure & Export
Automatic schema detection shows tables, columns, indexes, and primary keys. Inspect rows in a clean, scrollable data grid.
How to Open and Inspect SQLite Database Files Online
- Select Your File: Click the "Open SQLite File" button or drag and drop your
.db,.sqlite, or.sqlite3file into the reader. - Browse Schema & Tables: View all database tables listed automatically in the left sidebar navigation.
- Run Custom SQL Queries: Type any SQL statement in the query editor (e.g.,
SELECT * FROM users WHERE status = 'active') and click Run Query. - Inspect Data Grid: View query results, sort columns, and analyze data safely with full client-side privacy.