QueryZy

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Browser-based AI tool for chatting with CSV, JSON, Arrow, and Parquet files in plain English without setup or coding.

What it does

QueryZy is a browser-based data analysis tool that lets non-technical users import CSV, JSON, Arrow, or Parquet files and query them using natural language, powered by DuckDB and WebAssembly running locally. It generates SQL behind the scenes, produces charts, and lets users export resulting tables and visualizations, with files never leaving the user's device.

Core features

Drag-and-drop or URL import of CSV, JSON, Arrow and Parquet files

Natural-language chat interface that generates SQL automatically

In-browser processing via DuckDB and WebAssembly, keeping data local

Instant chart and visualization generation from query results

Export of resulting data tables and charts to various formats

Support for large datasets processed entirely client-side

Best for

→Non-technical users needing to clean and filter messy datasets

→Analysts wanting to cross-reference data across multiple files

→Anyone needing quick charts without setting up a BI tool

→Users converting between CSV, JSON, Arrow and Parquet formats

Pricing

Lifetime plan