: Improves TPS (Ticks Per Second) and network stability, which is especially helpful for large multiplayer worlds.

: It is a client-side and server-side mod that can be used independently on either. Foam​Fix - Minecraft Mods - CurseForge

: Saves RAM by eliminating redundant copies of 3D models in memory.

is a specialized Minecraft optimization mod developed by asiekierka that focuses on drastically reducing RAM (memory) usage in modded environments. While it was the industry standard for older versions like 1.7.10, 1.10.2, and 1.12.2, the developer has stated there are no plans for official updates to modern versions like 1.17, 1.18, or 1.19. Key Features and Performance