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[BTB] Back To Basics
Modrinth Shader

[BTB] Back To Basics

BTB is a shader that emulates the looks of old retro PS1 3D games.

Minecraft product info

Important product information

Compatibility, Minecraft versions, loaders, and external source data.

Type

Shader

Access

Free

Latest version

1.1.1

Downloads

161 521

Loaders / Platforms

iris optifine

Minecraft versions

1.17 – 1.21.11 26.1 26.1.1 26.1.2

Categories

cursed potato vanilla-like

Description

Detailed information

<iframe width="560" height="315" src="https://www.youtube-nocookie.com/embed/TwgjqaARcQ0" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe> ## About BTB simulates the physical restrictions of the PS1 3D games to transform your Minecraft in a nostalgic moment. It's so good that it optimises your game! ## Features - Low screen resolution - Affine texture mapping - 16bit colors - Dithering

Developer

HackFight

Profile and data retrieved from Modrinth

Open on Modrinth

Product gallery

Project images

Screenshots and images from the original Modrinth page.

Angry villager

A villager angrily staring at you.

The good old days...

...adventure...

...the end?

ä*£ä%"çäö&

With Create Mod

The inside of a steam locomotive built with Create mod.

The backrooms?

Change log

Project versions

Published versions and original Modrinth files.

1.1.1 Current Release 22.10.2025

1.1.1

Supported Minecraft versions
1.17 1.17.1 1.18 1.18.1 1.18.2 1.19 1.19.1 1.19.2 1.19.3 1.19.4 1.20 1.20.1 1.20.2 1.20.3 1.20.4 1.20.5 1.20.6 1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 1.21.10 1.21.11 26.1 26.1.1 26.1.2
Loaders / Platforms
iris optifine
Show changes
Added resolution slider
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0.01 MB

1.1.0 Release 21.10.2025

1.1.0

Supported Minecraft versions
1.17 1.17.1 1.18 1.18.1 1.18.2 1.19 1.19.1 1.19.2 1.19.3 1.19.4 1.20 1.20.1 1.20.2 1.20.3 1.20.4 1.20.5 1.20.6 1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 1.21.10 1.21.11 26.1 26.1.1 26.1.2
Loaders / Platforms
iris optifine
Show changes
Added config files!
Sign in

0.01 MB

1.0.0 Release 05.05.2025

1.0.0

Supported Minecraft versions
1.17 1.17.1 1.18 1.18.1 1.18.2 1.19 1.19.1 1.19.2 1.19.3 1.19.4 1.20 1.20.1 1.20.2 1.20.3 1.20.4 1.20.5 1.20.6 1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 1.21.10 1.21.11 26.1 26.1.1 26.1.2
Loaders / Platforms
iris optifine
Show changes
Fixed affine texture mapping causing drift in atlas texture.
Sign in

0.01 MB

0.0.2-b Beta 05.05.2025

0.0.2-b

Supported Minecraft versions
1.17 1.17.1 1.18 1.18.1 1.18.2 1.19 1.19.1 1.19.2 1.19.3 1.19.4 1.20 1.20.1 1.20.2 1.20.3 1.20.4 1.20.5 1.20.6 1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 1.21.10 1.21.11
Loaders / Platforms
iris optifine
Show changes
Fixed issue with scale of pixel rounding and cleaned code.
Sign in

0.01 MB

0.0.1-a Alpha 05.05.2025

BTB 0.0.1-a

Supported Minecraft versions
1.17 1.17.1 1.18 1.18.1 1.18.2 1.19 1.19.1 1.19.2 1.19.3 1.19.4 1.20 1.20.1 1.20.2 1.20.3 1.20.4 1.20.5 1.20.6 1.21 1.21.1 1.21.2 1.21.3 1.21.4 1.21.5 1.21.6 1.21.7 1.21.8 1.21.9 1.21.10 1.21.11
Loaders / Platforms
iris optifine
Show changes
First upload of BTB. Issues: Crashes with some mods. Affine texture mapping causes alpha texture drift
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0.01 MB