Hopperfilter

The hopper filter allows you to specify which items are allowed to pass through based on name patterns, tags, and item properties. jwkerr/HopperFilter: Name hoppers. Filter items. - GitHub

Simply sneak + right-click a hopper to open a custom GUI to define allowed items. HopperFilter

Engineered to be efficient, preventing server lag compared to complex vanilla systems. The hopper filter allows you to specify which

Use *wood to allow any item with "wood" in its name. Advanced: Use *wood,stone to filter multiple item types. HopperFilter

Put oak_log in the filter to only allow oak logs.