PulseLib
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
⬇ Download on CurseForgeThe author built this one for Minecraft 1.21.1 on NeoForge. On other versions it may install and then do nothing.
PulseLib is a next-generation animation library for Minecraft that lets you animate any shape, any model, and any system with extreme performance.
Installation
You can find installation instructions here
Documentation
You can find the documentation here
Support
If you have questions or need help getting started, join our Discord!
Contributing
Pull requests are welcome. For significant changes, please open an issue first to discuss what you would like to change.
If you would like to support PulseLib, feel free to donate.
License
All code and artwork are licensed under the
Why PulseLib?
- Extremely fast - designed for high-performance animation
- Supports any geometry, not just cubes
- Animation stacking system
- Resource reloading support
- Lightweight and minimal overhead
- Works with models from Blockbench, Blender, Maya, and more
PulseLib vs GeckoLib
| Feature | PulseLib | GeckoLib |
|---|---|---|
| Any geometry | ✅ | ❌ |
| Performance | ⚡ Very high | Medium |
| Animation stacking | ✅ | Limited |
| Resource reloading | ✅ | ✅ |
| Lightweight | ✅ | ❌ |
Q/A
Q: Where can I get information about updates?
Q: Can I suggest an idea or a fix?
Q: What about republishing?
A: It’s allowed, but please make sure to include a link to the CurseForge page.
Q: Fabric version?
A: If there’s enough demand, I can make one. But personally, I don’t like Fabric.
Q: Is this GeckoLib?
A: No, it's designed to be significantly faster and more flexible than traditional Minecraft animation libraries.
Q: Is this compatible with X?
A: No idea, just test and say me. List of known incompatibilities will be published below. As soon as I have time - I will try fix it
Q: Any shapes? What about circles?
A: Circles, toruses, stars… anything you can model in Blockbench, Blender, Maya, or any other modeling program.
Q: Modeling in Maya? For Minecraft?
A: Yep. Just export models as .glb and import them into the game.
Q: Animations?
A: As many as you want. PulseLib supports layered and stacked animations.
Q: Can you show example?
Q: Can you add X feature?
A: Yes, I can. But do add something, I have to know what you want those feature. So, come to discord and tell me about it.
Q: Modpacks?
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- 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 CurseForge — 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.
- Ships as pulselib-1.21.1-1.1.3.jar — drop this file into the mods folder
- Download size: 3.1 MB
- Download link checked 3 Oct 2026 — working
These come from our own check of the pack file, not from the source page.