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librarianroller

a pure client-side mod that automates breaking and placing lecterns, causing librarian villagers to continuously refresh their trades for efficient farming of specific enchanted books.
by ticsea
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7 downloads
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Updated Jul 6, 2026
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Miscellaneous

Features

  • 🧩 Pure Client - Runs entirely on the client side, does not modify server data, safe and reliable
  • 🔄 Automated Loop - Automatically breaks and re-places lecterns to refresh villager trades
  • 🎯 Enchantment Filtering - Specify desired enchantments and levels for precise targeting
  • 👥 Multi-Villager Support - Supports 1, 4, or 6 villagers simultaneously for faster farming
  • 🛡️ Durability Protection - Automatically stops when axe durability drops below threshold to prevent breakage
  • ⚙️ Flexible Configuration - All parameters adjustable via config file

Usage

V1 Mode (Recommended)

  1. Prepare a librarian villager and a lectern
  2. Configure the target enchantment list
  3. Face the lectern and villager (Player → Lectern → Villager)
  4. Press J (default) to start/stop the automation loop

V4 Mode

  1. Place librarian villagers and lecterns in the specific arrangement shown below
  2. Configure the target enchantment list
  3. Stand in the designated position
  4. Press J (default) to start/stop the automation loop

V6 Mode

  1. Place librarian villagers and lecterns in the specific arrangement shown below
  2. Configure the target enchantment list
  3. 👁 Player's line of sight must be parallel to the two rows of lecternsy
  4. Stand in the designated position
  5. Press J (default) to start/stop the automation loop

V4 & V6 Layout

  1. See images in the image gallery section
  2. Color Legend:
    • 🟧 Orange: Player
    • 🟩 Green: Villager
    • 🟥 Magma Block: Lectern

Configuration Options

Option Description
Auto-Buy Automatically purchases and locks the enchantment when found (Not yet implemented)
Prevent Axe Breaking Stops automation when axe durability falls below 10 to protect the tool
Legit Mode Makes player eyes follow the target lectern/villager (Not yet implemented, considering removal)
Villager Count Selects V1/V4/V6 mode as described above
Enchantment Entries List of enchantments to target (format: enchantment_name level, one per line)

Example:

Smite 5
Sharpness 5
Silk Touch

Enchantments without a specified level are excluded from the filter list.

Librarian Roller-v1.0.0-fabric+mc[1.21.11].jar
MC Client, Fabric, 1.21.11
Beta 2026-07-04 Get

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