CurseForge · Minecraft mod
SimplyStems
SimplyStems enhances the games existing trees.
Quick answer
Which SimplyStems release should I use?
simplystems-1.1-neoforge-1.21.4.jar targets 1.21.4 with NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. No extra mods listed for this file.
Where it goes
Is SimplyStems required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does simplystems-1.1-neoforge-1.21.4.jar need?
simplystems-1.1-neoforge-1.21.4.jar. Change the file and its required mods may change too.
This file does not list any required mods. Do not add a library just because a different file uses it.
This file does not list any required or optional mods.
Before you install it
Add SimplyStems without breaking your instance.
Built for simplystems-1.1-neoforge-1.21.4.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use simplystems-1.1-neoforge-1.21.4.jar. It targets 1.21.4 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
This file does not list any required mods. Do not add a library just because a different file uses it.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside simplystems-1.1-neoforge-1.21.4.jar. It opens that exact file at the source.
About this project
What does SimplyStems add?
Tired of Minecraft's simple trees? Then try out the Simply Stems mod, as this mod improves minecraft's existing trees with their own biomes, characteristics, and more! SimplyStems is light-weight. SimplyStems is also reccomended in servers, as well as biome focused modpacks.

Project description from CurseForge.
Pick your setup
SimplyStems by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
SimplyStems versions and loaders
simplystems-1.1-neoforge-1.21.4.jar
11 Sept 2025
simplystems-1.0-neoforge-1.21.4.jar
9 Sept 2025
Looking for an older file? The official CurseForge project page is in Resources.