Minecraft Java 1.21 Mods
Browse 105 free mods for Minecraft Java 1.21 — popular picks include Chippa256 shader, Mathematically Unplayable, minecraft CRT.
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Chippa256 shader
Give your Minecraft that retro 256-color look with low-res pixelation options!
Mathematically Unplayable
An experimental shaderpack that dramatically distorts Minecraft's visuals using mathematical functions. Features dynamic psychedelic post-processing.

minecraft CRT
A simple customizable CRT shader with a sprinkle of analog horror.
silly shaders
very silly shaders
Dither
Stylized minecraft shaderpack that aims to recreate the look of hand-drawn pixel / retro art with fast performance

Dithered Shader
A Minecraft shader with multiple dithering styles to stylize your game!
RITEG-VHS
A RITEG VHS pipeline ported as a shaderpack
Horror OneBlock
OneBlock survival with horror mobs, dwellers, guns, shaders, and Create automation.
Am I Drunk?
Cursed drunk-like distortion shader.
NOIR
A cinematic black and white shader.
Zombie Horror Shader
A desaturated, horror-themed shader pack for OptiFine and Iris. Features atmospheric film-grain night lighting and automatically makes the eyes of zombies, creepers, and animals glow blood-red without needing external resource packs.
Lost Signal VHS
Authentic Backrooms VHS shader with analog fog, YIQ processing, true interlacing, tracking damage, and the critical v1.8.1 Iris packaging fix.
I Am Not Okay
Dynamic intoxication visual effects shader.
Colorblind Swap
Time-varying color perception remapping shader.
Cripe
Visual corruption and display degradation shader.
Through the Lens
This is a modpack containing mods and shaders to make Minecraft look like found footage while not being horror and still keeping vanilla look.
360W
360 Camera-inspired aerial camera simulation shader.
Mode 13h: MS-DOSify!
An Iris shader pack for Minecraft that recreates the look of late-90s MS-DOS 3D graphics with deliberate retro accuracy.
Dreadlight – Horror Atmosphere Shader
A horror atmosphere shader for Minecraft (Iris & OptiFine): crushing darkness, creeping fog, film grain and flicker. Fully adjustable in-game.
Globed
Cursed shader that globifies your game

bit glyphs
ascii post processing procedural shader
Lunacy Shaders
See the world through the eyes of a lunatic.
Aberration
A PvP shader that focuses on PvP visuals (specifically crystal PvP) rather then cinematics.
PH_lite_shader
A vibrant and lightweight Minecraft shaderpack built for performance and color.
DreamFall Shaders
Immersive 90s analog horror & found footage VHS shaderpack for Minecraft
Color Cone
Multi-mode color blindness simulation shader.
Static Shader
Shader that adds vhs effect, soft shadows, bloom, wavy water. Attempting to make the visuals like those old photos taken in PSP/original iphone.
Karma Shader Nightmare
A cinematic horror Minecraft shader pack that turns the dark into a living threat. Features dynamic fear mechanics, hallucination warping, drifting fog banks, a blood moon, desaturated colors, and its terrifying inverted sea ceiling.
Liminal Shader [LOST]
Perfect for horror maps, liminal space builds, and atmospheric survival gameplay.
Modern PSX Shaders
Lightweight modernised PSX Shaders.
DOShader
this Minecraft shader simulates the 8bit effect from old DOS games
SenAbyssShader
A modified version of Complementary Unbound, tuned for the Sensory Abyss horror mod.
Despatra's CRT
A basic CRT shader with some customizability

RETRO_VHS_Screen
A minecraft styled vhs shader for horror modpacks, with flickering rec, and some more cool things.
Cosinus Shader
Sinus, but the opposite!
Red And Black Shaders
A Minecraft Shader that changes everything to black and all the entities to Red.