found a ghost block generator in 1.14.4 : r/Minecraft
Give Command Generator 1.19 - 1.12 Minecraft Mod
Core Resource Generator Minecraft Addon
How to Create An Automatic Item Generator in Minecraft 1.14 Java Edition - YouTube
✓ Minecraft 1.14 Automatic Industrial Stone and Cobblestone Generator Tutorial Stone Maker Farm - YouTube
1.14.4] Why does this cobblestone generator not work? this design used to work fine but whenever i do it nowadays the water flows too fast and turns the lava to obsidian :
MAKE A WORKING DIAMOND GENERATOR IN MINECRAFT 1.15 WORLD! | NO PLUGINS [VANILLA 1.13+] - YouTube
Give Weapon Generator (Java Edition 1.19)
City Generator Command Block - 9Minecraft.Net
Random Item Giver Datapack [Minecraft 1.16.5 - 1.20 Snapshot] Minecraft Data Pack