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Slimefun4 continued for modern Paper servers, preserving classic gameplay, machines, items, and addon support.

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4.1.42

πŸ’š Slimefun Legacy 4.1.42 β€” A Little More Slime, A Little Less Lag ✨

Another little polish pass for Slimefun Legacy is here! πŸ§ͺπŸ’š

4.1.42 focuses on keeping your factories, machines, magic, and wonderfully over-engineered Slimefun creations running smoothly β€” with some extra love given to Resonance Beacon performance.

✨ What's new?

πŸ’š Faster Resonance Beacons The powered BEACON_PLUS beam renderer has been optimized to significantly reduce unnecessary particle work.

⚑ Less work per beacon pulse Tall-world beacon beams now use far fewer particle dispatches and a more efficient vertical sampling system.

🏭 Made for real production servers These improvements came directly from live profiling on a large Slimefun server, targeting one of the remaining noticeable periodic ticker costs.

🧩 Same Slimefun experience No intentional changes to established beacon gameplay, storage, existing worlds, or addon-facing behavior.

🌿 Slimefun Legacy

Slimefun Legacy keeps the classic Slimefun experience alive on modern Minecraft servers β€” machines, electricity, cargo networks, automation, reactors, magic, backpacks, and hundreds of custom items, all without requiring players to install a client mod.

Built with compatibility, stability, performance, and the classic Slimefun feeling in mind. πŸ’š

Primary platform: Paper 26.2 / Minecraft 26.2 Java: Java 25 Also supported: Purpur Folia: Experimental

Thank you to everyone testing, reporting issues, building ridiculous factories, and helping keep Slimefun alive. πŸ₯°

πŸ“¦ Want the Slimefun Legacy Addons & any possible updated soft dependencies pack? https://github.com/wickidcow/Slimefun-Legacy/releases/download/v4.1.42/SFL_AddonsNDependencies.zip

Thank you for supporting Slimefun Legacy β€” and as always, stay slimy! πŸ’š

Information

Published
August 31, 2026
Author
1Downloads

Platforms

Paper
Paper
1.21.11–26.2

Dependencies

PaperPaper

Dependencies: Paper

Plugins and libraries a server needs for this version to run.

No dependencies

Add anything a server has to install alongside this version.