ModsJava
Toms Server Additions: Bouncy Castle!
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on Modrinth
This mod adds bouncy blocks in all colors. Crafted with 8 slime blocks and 1 dye in the middle of a 3x3 crafting grid.
Make sure to enable Polymer's autohost functionality to automatically share the resourcepack with players joining the server.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.21.6, 1.21.7, 1.21.8
- 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.
File checked by MCModsHub
- Ships as tsa-bouncy-castle-1.0.1+1.21.6.jar — drop this file into the mods folder
- Download size: 40 KB
- Download link checked 16 Oct 2026 — working
These come from our own check of the pack file, not from the source page.