dataeng.tools

Tools

Focused, single-purpose tools — all client-side, your files never leave your browser.

Explorer

Upload, preview & query files with SQL.

Converter

Convert between Parquet, CSV, JSON, Excel & more — no SQL needed.

Schema diff

Compare two files’ columns & types side by side.

Data profile

Per-column null %, distinct counts, min/max & median.

Open from URL

Load a Parquet or CSV straight from an S3, GCS or https URL.

Parquet Inspector

Read a Parquet file's schema, row groups, compression & column stats.

Warehouse DDL

Generate Snowflake/BigQuery/Redshift CREATE TABLE & load commands.

dbt generator

Generate a dbt sources.yml, staging model & schema.yml from a schema.

File validator

Detect a CSV's delimiter, find unparseable rows & check Parquet integrity.

PII scanner

Flag emails, SSNs, credit cards & phone numbers — all in your browser.