Required
Open project Fabric API
Matched file: [1.21.5] Fabric API 0.128.2+1.21.5
Ready to install?
Polydium 1.4.2
Check the game version, loader and dependencies below, then grab this exact release.
CurseForge release
polydium-1.4.2-1.21.5.jar
1.4.2
- Game
- 1.21.5
- Loader
- Fabric
- Published
- 10 Nov 2026
- Channel
- release
- File size
- 696.9 KB
SHA-130fc06c9d68a9533223b13d1b4f4d1ea39447afd
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 OneConfig
Matched file: 1.6.1
Required
Open project Fabric Language Kotlin
Matched file: Fabric Language Kotlin 1.14.2+kotlin.2.4.21
Required
Open project Compose Multiplatform
Matched file: Compose Multiplatform 2.1.0+compose.1.13.0-alpha02