Data Quality Framework
11.4k 2026-04-27
great-expectations/great_expectations
A powerful data quality framework that provides expressive unit tests for your data, ensuring reliability and consistency.
Core Features
Define and run unit tests (Expectations) for data.
Establish a common language for data quality across teams.
Automatically generate documentation for data validation results.
Preserve institutional knowledge about data assets.
Supports Python 3.10-3.13 for robust integration.
Quick Start
pip install great_expectationsDetailed Introduction
GX Core is a robust data quality framework that empowers data teams to define, validate, and document their data with confidence. It introduces 'Expectations' as expressive unit tests for data, fostering collaboration by providing a shared language for data quality. By automating documentation of validation results, GX Core simplifies data quality processes, helps maintain data reliability, and preserves critical institutional knowledge about an organization's data assets.