Extra features

While Additive is designed as an open-source OptiFine alternative, it does have a small set of extra features that are not from OptiFine. For the list of OptiFine features, see the Give up OptiFine wiki page.

• ✅ Available
• ⛔ Unavailable

Feature	1.21 Beta	1.20.6 Beta	1.20.4	1.20.1 LTS	Function	Notes
World Host	✅	✅	✅	✅	Allows you to publicly share a LAN server in a free, unobtrusive, and simple way.	Relies on an external server to function. The server is open-source.
Fix Keyboard on Linux	✅	✅	✅	✅	Fixes some annoying keyboard-related bugs on Linux.	Does not function on Windows or MacOS.
EmuNO	✅	✅	✅	✅	Disables some MacOS-specific behaviors, heavily improving the user experience.	Does not function on Windows or Linux.
Ears	✅	✅	✅	✅	Adds small extra skin features. Patches are very lightweight and compatible with other mods.	Does not rely on an external server - config is included as pixels in the skin file. See Ears Skin Manipulator.
Cubes Without Borders	✅	✅	✅	✅	Allows you to run Minecraft in a borderless window that fills the screen.	You can enable it by going to the video settings and changing the "Fullscreen" option.
Language Reload	✅	✅	✅	✅	Extra features and optimizations for languages, such as fallbacks and more.	You can access this in the language menu of Minecraft.
Resolution Control+(+)	⛔	✅	✅	✅	Lets you change the render resolution and allows you to take large screenshots.	This is accessible through the Mod Menu.
CalcMod	✅	✅	✅	✅	Adds a bunch of useful calculation features in chat.	This is accessible through /calc.