Production-grade Arrow FlightSQL gateway in front of DuckDB Quack + DuckLake. Multi-tenant pools, pluggable auth (DB/JWT/OIDC), table-level ACLs, role-aware routing, and a live admin console
Scala versions:
3.x
Latest version
[](https://index.scala-lang.org/starlake-ai/quack-on-demand/quack-on-demand)
JVM badge
[](https://index.scala-lang.org/starlake-ai/quack-on-demand/quack-on-demand)