Fennel
Realtime feature store built by ex-Meta team, acquired by Databricks in April 2025.
Pros
- Rust-powered with native Python/Pandas support
- ex-Facebook/Google founding team
- real-time and batch feature engineering
- integrated into Databricks platform post-acquisition
Cons
- No longer independently available or marketed as standalone product
- acquisition by Databricks reduces product differentiation
- fennel.ai domain now redirects to domain marketplace
Cost
Pricing is not published; contact the vendor for a quote.
Verdict
No longer independently available; existing customers should migrate to Databricks Feature Engineering capabilities.
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