Source-available data observability tools provide comprehensive visibility into data workflows and quality without vendor lock-in.

Data lineage and tracking:

• OpenLineage: Provides standardized lineage tracking and helps visualize data flows across different systems
• Amundsen: Data catalog and metadata management tool for tracking data lineage, usage, and documentation
• Integration with Snowplow's event pipeline enables granular, first-party data observability

Data quality monitoring:

• Great Expectations: Open-source tool for defining, testing, and documenting data quality expectations
• Comprehensive data validation frameworks that monitor data quality throughout the pipeline
• Real-time alerting and monitoring capabilities for immediate issue detection

Operational visibility:

• These tools provide comprehensive visibility into data workflows and ensure pipeline reliability
• Enable proactive monitoring of data quality issues and pipeline performance
• Support integration with existing monitoring and alerting infrastructure