Alternate Current vs Immersive Optimization
| Alternate Current | Immersive Optimization | |
|---|---|---|
| Free plan | Yes | No |
| Free trial | No | No |
| Paid from | Free | — |
| Open source | No | No |
| Platforms | Linux, self-hosted | — |
| Free plan | Yes | — |
| Mod loader | fabric | multi-loader |
| Performance focus | server | server |
| Minecraft versions | 1.14, 1.15, 1.16, 1.17, 1.18, 1.19, 1.20, 1.21, 1.21.2, 1.21.11 | 1.20.1; 1.21–1.21.1; 1.21.11; 26.1.2; 26.2 |
| Client/server scope | — | server |
| Requires Sodium | — | No |
| Dedicated server support | — | Yes |
Both are listed in Best Minecraft Performance Mods. On Samsung Mobile US Press, Alternate Current scores higher on our published basis.