ModsFinder

World Auto Tool Swap

by Itamio

World Auto Tool Swap picks the right tool from the inventory when a player starts breaking a block, so players no longer switch tools by hand while mining.

ForgeClient-side onlyMIT LicenseOpen source1.12.2

What it does

Before each block is broken, the mod checks its type and selects a matching tool from the inventory. Axes are chosen for logs, planks, fences, doors, chests and crafting tables. Pickaxes are chosen for stone, ores and most other blocks. When the block is broken, the previously held item is put back into the selected hotbar slot after a two second delay.

Tool choice also weighs enchantments. When several suitable tools are present, the mod prefers those with higher Efficiency or Unbreaking levels. Automatic swapping can be turned off, and the search can be limited to hotbar slots 0 to 8 or widened to the whole inventory. The mod runs only on the client, so a server does not need it and players join without installing anything. It is released under the MIT License and is open source; the source code, issue tracker and wiki are public. Forge is the only loader, and files target 1.12.2 alone, with version 1.0.0 published on 2026-04-03.

Key features

  1. Block-type tool selection

    The tool is chosen from the block being mined, so shovels, axes and pickaxes are matched to the right surfaces.

  2. Enchantment preference

    Among suitable tools, those with higher Efficiency or Unbreaking levels are selected first.

  3. Switch back after mining

    The previously held item returns to its slot two seconds after the block breaks.

  4. Configurable search

    Automatic swapping can be toggled, and the search can cover only the hotbar or the entire inventory.

Compatibility

Latest build for each game version and loader.

1.12.21.0.0
ReleaseBetaAlphaNot available

Only full game releases are shown. This mod publishes no snapshot builds.

How it compares

Full comparison

Auto Smelting Enchantment is a Forge mod for 1.12.2 that is server-side only and released under All rights reserved, so it does not cover tool selection. iammojogo's Auto Switch Tool runs on Fabric, Forge and NeoForge for 1.12.2 – 1.21.11 under the MIT License and is client-side only, while World Auto Tool Swap is Forge-only. Big Tools is a client and server Forge mod for 1.20.1 under the MIT License, with a different scope.

ModLoadersGame versionsEnvironmentUpdated
World Auto Tool SwapForge1.12.2Client-side only2026-04-03
Auto Smelting EnchantmentForge1.12.2Server-side only2024-02-18
iammojogo's Auto Switch ToolFabric, Forge and NeoForge1.12.2 – 1.21.11Client-side only2026-08-20
Big ToolsForge1.20.1Client and server2025-03-23

Questions

Which loader does World Auto Tool Swap need?

It is published for Forge only, so Fabric and NeoForge users cannot install it. The only supported version is 1.12.2.

Does the server need World Auto Tool Swap?

No. Only the player's game needs it, and servers run without it.

Can the tool search be limited to the hotbar?

Yes. The hotbarOnly option defaults to true and restricts the search to slots 0 to 8. Setting it to false searches the entire inventory.

In the catalog

World Auto Tool Swap is one of 29,952 Game mechanics mods on ModsFinder, and one of 13,316 Game mechanics mods for Forge. 2,920 mods support Minecraft 1.12.2.

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What the author says

Never waste time manually switching tools while mining! This mod automatically selects the best tool from your inventory when you start breaking a block. Left-click on any block to start mining. The mod detects the block type and finds the best matching tool. Your hotbar automatically switches to that tool. After you…
Itamio, on the Modrinth page

Official listing

Owner
Itamio
Published
2026-04-03
Updated on Modrinth
2026-04-03
Facts verified
2026-10-15

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