ModsJava
SealLib
Java mod listed for Minecraft 1.19–1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on ModrinthLibrary used by all of my plugins.
It adds:
- A custom ExceptionHandler with a way to dump necessary info if debug is enabled
- A MetricsManager to handle BStats and a custom analytics api
- A GlobalUtils class containing some useful methods
- Reflections API
- A ConnectionManager to connect to said analytics api
- Full I18N support with a ResourceWalker to unpack all lang files and update them on startup
- A fully working updater
- More to come!
This is not really documented, but if (for some reason) you want to use this in one of your plugins DM me on discord and I'll try to help.
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft versions listed: 1.19.4, 1.20, 1.20.1
- 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 SealLib-1.2.0.1.jar — drop this file into the mods folder
- Download size: 916 KB
- Download link checked 28 Oct 2026 — working
These come from our own check of the pack file, not from the source page.