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StackUpper 2.1.0 for Minecraft 1.21.9 (NeoForge)

ReleaseApril 13, 2026Minecraft 1.21.9–1.21.10NeoForge50 downloads on Modrinth

Files · 1

stackupper-2.1.0-1.21.10.jarPrimary377 KBDownload
Primary · 377 KB
SHA-1a5ee6b02d9a50f4dc7105be007d60dfe0dae27b6SHA-512a9cef58c68c5b91a57bdd7cee5bcdc11f677ab6c8c275f17937d52123024b9023e80c1c6a9ff6b05c4d3b14564ff77762d31bb972fd705d8047e12a9b99fd429
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What's changed

2.1.0

Client now syncs data from dedicated server instead on joining Multiplayer world.
Added a new command (/stackupper generate_data_index) to generate item data file for future uses. (Web based script generator)
Added a new command called /stackupper_client, used for client debugging purposes only (requires stackupper.debug property)
Container interface now patched via Mixin instead of Core mod
On dedicated server, client now syncs config from server

NOTE

After stackupper 2.1.0, Only 1.21, 1.21.1, 1.21.9, 1.21.10, are published, once 1.26 starts getting traction of a good base version (basically modpacks and mod developer developing only for that version) only 1.21, and 1.21.1 will be getting published

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