Simple Block Randomizer
Randomizes which enabled hotbar slot is used on every block placement. Pick your slots once, then just click - no more scrolling between block variants mid-build.
截图
介绍
Block Randomizer
Building a stone wall out of four different variants usually means scrolling your
hotbar between every single click. Block Randomizer does the scrolling for you:
enable the slots you want to build with, and every placement picks one of them at
random.
Client-side only. Works on any server, no server install needed.

Features
- Random block placement – every placement uses a uniformly random enabled hotbar slot. Truly random, so the same block can come up twice in a row.
- Pick your slots visually – a settings screen shows your live hotbar as nine cells. Click a cell to enable or disable that slot
- Enable all / Disable all buttons for quick setup.
- Toggle on the fly with a single key, without opening any menu.
- Mod Menu support – open the settings straight from the mod list. The screen also shows your current keybinds, so there is no need to hunt through Controls.
- HUD indicator – a small marker in the top-left shows the mode is on and how many slots are in the pool.
- Settings persist across restarts.
- No server install. It only changes which slot you have selected before a completely normal vanilla placement.
How to use
- Put the blocks you want to mix into your hotbar.
- Press N to open the settings screen.
- Click the slots that should take part. Green = enabled, red = disabled.
- Press R (or the button on the screen) to turn Random Build Mode on.
- Build. Every click places a random one of your enabled slots.

Default keybinds
| Key | Action |
| — | — |
| N | Open the randomizer settings screen |
| R | Toggle Random Build Mode on / off |
Both are rebindable under Options → Controls → Block Randomizer.
Requirements
- Fabric Loader 0.19.3 or newer
Multiplayer
Safe on servers. The mod only swaps your own selected hotbar slot right before a
normal vanilla placement – it never places blocks you do not have, and it does not
bypass any placement rules. No server-side installation.
Made by Sebi. Licensed under MIT.
常见问题
Simple Block Randomizer 支持哪些 Minecraft 版本?
Simple Block Randomizer 支持 Minecraft Java 版 26.2–26.3,共 2 个版本,可用的加载器:Fabric。下载时注意选择和你游戏版本一致的文件。
Simple Block Randomizer 怎么安装?
先用 PCL2 或 HMCL 启动器安装对应版本的 Fabric,再把下载的 .jar 文件放进游戏目录的 mods 文件夹,重新启动游戏即可。开启了版本隔离的,mods 文件夹在 versions/版本名 下面。运行环境:仅客户端。
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