Collect product events and route them to a data warehouse or other destinations.
Free cloud plan (1M events/month free) or 100% free open-source (AGPLv3).

Developer tools
Collect event data and stream it into your data warehouse.
Collect event data and stream it into your data warehouse.
Deploy a high-performance open-source customer data ingestion engine and event pipeline with warehouse sync using Jitsu instead of Tealium CDP.
Focused on data collection, enrichment, and destination routing; does not include Segment Personas (unified profile UI and audience builder) out of the box.
Each comparison covers the workflow described above, rather than every paid feature.