Minecraft villagers can provide the player with endless amounts of overpowered weapons, tools, armor, and more. Most players do not use villagers to their full potential, which results in slower progression through the game.
The image above showcases a librarian villager trading hall, which allows the player to acquire any enchanted book they desire. The trading hall is just one example of using villagers to their true potential.
Also read: Minecraft 1.17.1 pre-release 3 patch notes: Everything players need to know