After a long wait, finally available again: Zone Expander for the OpenSprinkler LATCH.
This allows you to control up to 72 pulse-controlled (latching or 9V) solenoid valves (not suitable for 24VAC). Each ZoneExpander LATCH expands the OpenSprinkler by 16 zone connections.
Important: You need this OpenSprinklerShop firmwareto use the ZoneExpande LATCH.
You can access the product here

