Required
Open project Iron's Spells 'n Spellbooks
Matched file: v1.21.1-3.16.3
Ready to install?
Upgrade Crystals upgrade_crystals-3.0.0-neoforge-1.21.1.jar
Check the game version, loader and dependencies below, then grab this exact release.
CurseForge release
upgrade_crystals-3.0.0-neoforge-1.21.1.jar
- Game
- 1.21.1
- Loader
- NeoForge
- Published
- 17 Oct 2026
- Channel
- release
- File size
- 102.7 KB
SHA-183703ba8b965882b9f96ab7646606e86e3e908d0
Where this file goes
Client, server, or both?
Client Source doesn’t say
Dedicated server Source doesn’t say
The source does not explicitly classify this release as client-only or server-only.
Dependencies for this release
What else does it need?
Required
Open project playerAnimator
Matched file: player-animation-lib-forge-2.0.4+1.21.1.jar
Required
Open project Iron's Lib
Matched file: irons_lib-1.21.1-2.2.0
Required
Open project GeckoLib
Matched file: NeoForge 1.21.1 4.9.3
Required
Open project Curios API
Matched file: curios-neoforge-9.5.1+1.21.1.jar
1 optional, embedded or incompatible relationship
- bendy-lib optional