
Modrinth · Minecraft mod
KastSize — Aspect Ratio Stretch
Aspect ratio stretch presets + custom mode for a “stretched” competitive look. (растяг экрана)
Quick answer
Which KastSize — Aspect Ratio Stretch release should I use?
KastSize — Aspect Ratio Stretch 1.0.0 targets 26.3 with Fabric. It must be installed on the client. Do not install it on the dedicated server. All 1 required mods have matching files.
Where it goes
Is KastSize — Aspect Ratio Stretch required on the client, server, or both?
It must be installed on the client. Do not install it on the dedicated server.
This file is marked client-only.
What else does KastSize — Aspect Ratio Stretch 1.0.0 need?
1.0.0. Change the file and its required mods may change too.
Install Fabric API first. We found matching files for this game-version and loader setup.
We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add KastSize — Aspect Ratio Stretch without breaking your instance.
Built for KastSize — Aspect Ratio Stretch 1.0.0. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use 1.0.0. It targets 26.3 with Fabric; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Fabric API first. We found matching files for this game-version and loader setup.
- 03
Put it on the correct side
It must be installed on the client. Do not install it on the dedicated server.
- 04
Pick the file you checked
Use the “Get this file” button beside 1.0.0. It opens that exact file at the source.
About this project
What does KastSize — Aspect Ratio Stretch add?
KastSize — Aspect Ratio Stretch
🇷🇺 Описание
KastSize — клиентский Fabric-мод для Minecraft 1.21.10, который меняет соотношение сторон/растягивает изображение для более удобного PvP и “stretched” ощущения.
Возможности
- Меню настроек: включение/выключение кастомного режима и настройка нужного соотношения сторон.
- Быстрое переключение: есть клавиша-бинд, которая моментально возвращает дефолтное 16:9 (удобно быстро отключать растяжение).
- Пресеты + кастом: можно выбрать готовый вариант или настроить под свой монитор.
- Сохранение настроек: параметры сохраняются и применяются автоматически.

Версия игры: 1.21.10
Loader: Fabric
Environment: Client (на сервер ставить не нужно)

🇺🇸 English description
KastSize is a client-side Fabric mod for Minecraft 1.21.10 that lets you change the aspect ratio / stretch the view for a more comfortable PvP “stretched” feel.
Features
- Settings menu: enable/disable custom mode and configure your preferred aspect ratio.
- Quick toggle: a keybind instantly returns you to the default 16:9 (perfect for turning stretch off fast).
- Presets + custom mode: choose a preset or fine-tune it for your display.
- Settings saved: your configuration is stored and applied automatically.

Game version: 1.21.10
Loader: Fabric
Environment: Client (no server install needed)
Project description from Modrinth.
Pick your setup
KastSize — Aspect Ratio Stretch by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.3
1 loader build26.2
1 loader build26.1.1
1 loader build26.1
1 loader build1.21.11
1 loader build1.21.10
1 loader build1.21.9
1 loader build1.21.8
1 loader build1.21.7
1 loader build1.21.6
1 loader build1.21.5
1 loader build1.21.4
1 loader buildShowing the newest 12 of 17 game versions. Older files are in the list below.
Check the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
KastSize — Aspect Ratio Stretch versions and loaders
1.0.0
kastsize-1.0.0+26.3.jar
19 Sept 2026
1.0.0
kastsize-1.0.0.jar
24 Jun 2026
1.0.0
kastsize-1.0.0.jar
4 Apr 2026
1.0.0
kastsize-1.0.0.jar
4 Apr 2026
1.0.0
kastsize-1.0.0(1.16.5).jar
10 Feb 2026
1.0.0
kastsize-1.0.0(1.21).jar
6 Feb 2026
1.0.0
kastsize-1.0.0(1.21.1).jar
6 Feb 2026
1.0.0
kastsize-1.0.0(1.21.2).jar
5 Feb 2026
1.0.0
kastsize-1.0.0(1.21.3).jar
5 Feb 2026
1.0.0
kastsize-1.0.0(1.21.4).jar
5 Feb 2026
1.0.0
kastsize-1.0.0(1.21.5).jar
5 Feb 2026
1.0.0
kastsize-1.0.0(1.21.6).jar
5 Feb 2026
Looking for an older file? The official Modrinth project page is in Resources.