Best Data Quality & Observability Tools in 2026

We've reviewed and ranked the top data quality & observability tools based on features, pricing, user ratings, and our hands-on testing.

Atlan

Modern data catalog

⭐ 4.6/5

Visit Atlan → Custom pricing

Data orchestration platform

⭐ 4.5/5

Visit Dagster → Free/Custom

ML model monitoring and testing

⭐ 4.5/5

Visit Evidently AI → Free / Custom

Open-source data labeling platform

⭐ 4.5/5

Visit Label Studio → Free / Custom

Data observability platform

⭐ 4.5/5

Visit Monte Carlo → Custom pricing

AI-powered data quality platform

⭐ 4.5/5

Visit Anomalo → Custom pricing

Data reliability platform

⭐ 4.5/5

Visit Monte Carlo → Custom pricing

Open-source data observability for dbt

⭐ 4.5/5

Visit Elementary → Free / Custom

Data quality platform

⭐ 4.4/5

Visit Great Expectations → Free/Custom

Open-source metadata management

⭐ 4.4/5

Visit OpenMetadata → Free (open source)