Games similar to Embeddium include Sodium, which is free and open source. Other options are OptiFine and OptiFabric. In total there are three games like Embeddium for Mac, Windows and Linux.
Sodium is a free and open-source rendering engine replacement for the Minecraft client that greatly improves frame rates, reduces micro-stutter, and fixes graphical issues in Minecraft.
OptiFine is a Minecraft optimization mod.
It allows Minecraft to run faster and look better with full support for HD textures and many configuration options.
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OptiFabric a mod that can be used to run OptiFine on the Minecraft Fabric Mod Loader. It does this by taking the official OptiFine mod and making it compatible with the Fabric Mod Loader at runtime.
