Super simple early skyblock mob grinder which will replenish mobs faster than you can kill them (no redstone / plus some upgrades). : r/technicalminecraft
Summon Mob Generator (Java Edition 1.19)
Minecraft All Mob Farm For 1.19 - 3500+ Items Per Hour - YouTube
Giant Mushroom Mob Generator -- With a couple stacks of dirt and bonemeal, and about 20 minutes, you can build your own high-throughput mob generator [Video in Comments] : r/Minecraft
Simple Mob Farm : 7 Steps - Instructables
Microsoft Apps
Minecraft Mob Spawner Tutorial - How To Make A Mob Spawner Farm - YouTube