Dev.to
7/21/2026

Sumeh offers one API for data quality across 14 engines
Original: Sumeh: one API for data quality across 14 engines
Short summary
Sumeh is an open-source data quality library that runs validation rules across 14 engines (Pandas, PySpark, DuckDB, BigQuery, Snowflake, and more) using a single API and return type. Unlike Great Expectations or Soda, it stays a library rather than a platform, and uniquely splits data into clean and quarantine rows in the same scan. v3.0 adds functionality without breaking the v2.0 API, and includes a detailed comparison table against competing tools.
- •Unified data quality API across 14 engines including PySpark, BigQuery, and Snowflake
- •Single-pass row-level split into clean and quarantine data — no double scanning
- •Detailed comparison table vs Great Expectations, Soda Core, Pandera, and cuallee
Generated with AI, which can make mistakes.
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