PreventBlocks
A lightweight Minecraft Paper plugin that prevents placement of specific blocks in configured worlds.
Features
- Block specific blocks
- Configure which worlds the restriction applies to
- Blacklist or Whitelist mode
- Bypass permission for admins
- Admin notifications on block attempts
Commands
| Command | Description | Permission |
|---|---|---|
/pb reload |
Reload configuration | preventblocks.admin |
/pb list |
Show list of blocked blocks | preventblocks.admin |
/pb info |
Show plugin information | preventblocks.admin |
Permissions
| Permission | Description | Default |
|---|---|---|
preventblocks.bypass |
Allows placing blocked blocks | op |
preventblocks.admin |
Admin permissions (reload, list) | op |
Support
- 📧 Create an Issue
- 💬 Contact via GitHub
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21, 1.21.1, 1.21.2
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
Verified by MCModsHub
- Ships as PreventBlocks-1.0.0.jar — drop this file into the mods folder
- Download size: 9 KB
- Download link checked 23 Aug 2026 — working
These come from our own check of the pack file, not from the source page.