Celeritas Extra

Execution requires CleanroomLoader.

📙 Description

Celeritas Extra is a mod developed as an alternative to OptiFine Options, and is an unofficial backport of Embeddium Extra for Celeritas 1.12.2. In addition to Embeddium Extra features, it also includes several features from Sodium Extras and some original additions. You can obtain Celeritas from the Celeritas AutoBuild repository maintained by kappa-maintainer: Celeritas AutoBuild

⚙️Features

Animation Control

Toggle all animations globally, or individually control water, lava, fire, portal, and block animations

Particle Control

Global particle toggle with individual controls for rain splash, block break, and block breaking particles
Dynamic per-class particle control — automatically discovers all particle classes (including mod particles) via ASM scanning and allows toggling each one individually

Detail Settings

Toggle sky, stars, sun/moon, rain/snow rendering, and biome colors

Render Settings

Fog control (toggle, start distance, render distance, fog type)
Toggle Clouds On/Off and Adjusting Their Height
Adjusting the Rendering Distance for Clouds
cloud scale setting
configurable star count setting
cloud translucency setting
void particles and void fog toggles
Light update toggle
Toggle rendering of item frames, armor stands, paintings, pistons, beacons, enchanting table books
Beacon beam height limiting
Player and item frame name tag toggles
Shader prevention

Extra Settings

FPS overlay with 1% low and 0.1% low percentile metrics (industry-standard frame timing analysis)
Coordinates overlay with configurable corner position and text contrast (None / Background / Shadow)
Steady Debug HUD with configurable refresh interval
Reduced motion option
Hide HEI item list until searching (optional, only available when HEI is installed)

Window Settings (Celeritas GUI integration)

Screen Mode selector (Windowed / Borderless / Fullscreen) — replaces vanilla fullscreen toggle
Adaptive VSync (Off / On / Adaptive) — replaces vanilla VSync toggle
macOS Retina Framebuffer toggle (grayed out on non-macOS)

Profiler

Entity and tile entity render profiler sections for performance analysis

🔗Requirements

CleanroomLoader 0.5.7 or later
Celeritas

⚖️Credits

dima_dencep - for the original Embeddium(Rubidium) Extra
embeddedt - for creating Celeritas and thus giving me the motivation to make this port.
CleanroomMC - This mod uses the CleanroomModTemplate. Thanks to everyone at CleanroomMC.
All contributors who provided translation keys for each language