Ksyxis
🟡 Updated this year⚠️ Install Order · 2 steps
Install in this order, then this mod last — most mods fail to load without their framework and dependencies in place.
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🔍 Analysis
- 👍 0.0% endorsement rate
- 🏆 #227 of 1284 fabric mods in this game by downloads
📋 About This Mod
# Ksyxis Speed up your world loading by removing unneeded chunks. ## Language - **English** - (https://github.com/VidTu/Ksyxis/blob/main/docs/README_ru.md) ## Downloads - (https://modrinth.com/mod/ksyxis) - (https://curseforge.com/minecraft/mc-mods/ksyxis) - (https://github.com/VidTu/Ksyxis/releases) ## Dependencies - Fabric, Forge, NeoForge, Quilt, Legacy Fabric, or Ornithe - Minecraft (1.8 or newer) - **Forge 1.8-1.14.4 only**: Any Mixin provider, at your choice (such as (https://modrinth.com/mod/mixinbootstrap), (https://modrinth.com/mod/mixinbooter), (https://modrinth.com/mod/unimixins), or any other) ## About Depending on your game version, Minecraft loads some (https://minecraft.wiki/w/Chunks) when you create your world. Sometimes, these chunks are always loaded in the background. Either way, whether these chunks being loaded is a one-time performance slowdown, or a constant performance penalty, most players don't need any of these chunks. This mod completely disables unneeded chunks in the game. *Note*: Unneeded chunks are sometimes used by farms and technical contraptions. If you'll need these chunks, you can always delete the mod later to re-enable these chunks. !(https://i.imgur.com/WR3dl85.gif) ## Versions | Version | Effect | Note | |---------------|---------------|------------------------------------------------------------------------------------------------------------------------------------------------| | 1.21.9+ | Insignificant | A 7x7 area of chunks won't be loaded around the player when they join, and a fake 500ms world creation delay in single-player will be removed. | | 1.20.5-1.21.8 | Low | A 5x5 area of spawn chunks won't be loaded constantly in the background. | | 1.8-1.20.4 | Extreme | A 21x21 area of spawn chunks won't be loaded constantly in the background. | ## FAQ ### For Players **Q**: I need help, have some questions, or have some other feedback. **A**: You can join the (https://discord.gg/Q6saSVSuYQ). **Q**: Where can I download this mod? **A**: (https://modrinth.com/mod/ksyxis), (https://curseforge.com/minecraft/mc-mods/ksyxis), or (https://github.com/VidTu/Ksyxis/releases). You can also find unstable builds at (https://github.com/VidTu/Ksyxis/actions). You will need a GitHub account to download these. **Q**: Which mod loaders are supported? **A**: Fabric, Forge, NeoForge, Quilt, Legacy Fabric, and Ornithe. **Q**: Which Minecraft versions are supported? **A**: Minecraft versions 1.8 and newer. **Q**: Why support so many Minecraft versions? **A**: Because I can. **Q**: Do I need Fabric API or Quilt Standard Libraries? **A**: Not necessarily. **Q**: Where are the Fabric, Forge, NeoForge, Quilt, etc. versions? **A**: All in the same file. **Q**: Is this mod client-side or server-side? **A**: This mod works on the server and on the client in singleplayer. It has no effect on the client when playing multiplayer. **Q**: Is this mod stable for use? **A**: Should be fine. If it breaks something, just delete it and your worlds will be fine. **Q**: I've found a bug. **A**: Report it (https://github.com/VidTu/Ksyxis/issues). If you are not sure whether this is a bug or a simple question, you can join the (https://discord.gg/Q6saSVSuYQ). Report security vulnerabilities (https://github.com/VidTu/Ksyxis/security). **Q**: Can I use this in my modpack? **A**: Sure. Credit (e.g., a link to the mod's GitHub page) is appreciated but is not required. Monetization and redistribution are allowed as per the (https://github.com/VidTu/Ksyxis/blob/main/LICENSE). **Q**: This mod doesn't speed up anything. **A**: The effect may not be noticeable on high-end PCs. This mod is designed primarily for low-end devices. Nevertheless, there is (https://www.youtube.com/watch?v=PXWdDoVU1C4). **Q**: How to force-load chunks if the spawn chunks have been removed? **A**: If you really need to force-load chunks, load individual chunks with the `/forceload` command in 1.13 or newer. For older versions, you can search for some mod that force-loads chunks. **Q**: It says *Ksyxis: No Mixin found*. **A**: If you're using Forge 1.15.2 or older, you may need to install (https://modrinth.com/mod/mixinbootstrap), (https://modrinth.com/mod/mixinbooter), (https://modrinth.com/mod/unimixins), or any other Mixin provider of your choice. If you're using Forge 1.16 or newer, or any version of Fabric/NeoForge/Quil
Speed up your world loading by removing unneeded chunks.
## Language
- English
- [Русский](https://github.com/VidTu/Ksyxis/blob/main/docs/README_ru.md)
## Downloads
- (https://modrinth.com/mod/ksyxis)
- (https://curseforge.com/minecraft/mc-mods/ksyxis)
- (https://github.com/VidTu/Ksyxis/releases)
## Dependencies
- Fabric, Forge, NeoForge, Quilt, Legacy Fabric, or Ornithe
- Minecraft (1. 8 or newer)
- Forge 1. 8-1. 14. 4 only: Any Mixin provider, at your choice (such as
- (https://modrinth.com/mod/mixinbootstrap),
- (https://modrinth.com/mod/mixinbooter),
- (https://modrinth.com/mod/unimixins), or any other)
Depending on your game version, Minecraft loads some (https://minecraft.wiki/w/Chunks) when you create your world. Sometimes, these chunks are always loaded in the background. Either way, whether these chunks being loaded is a one-time performance slowdown, or a constant performance penalty, most players don't need any of these chunks. This mod completely disables unneeded chunks in the game.

## Versions
| Version | Effect | Note | |---------------|---------------|------------------------------------------------------------------------------------------------------------------------------------------------| | 1. 21. 9+ | Insignificant | A 7x7 area of chunks won't be loaded around the player when they join, and a fake 500ms world creation delay in single-player will be removed. | | 1. 20. 5-1. 21. 8 | Low | A 5x5 area of spawn chunks won't be loaded constantly in the background. | | 1. 8-1. 20. 4 | Extreme | A 21x21 area of spawn chunks won't be loaded constantly in the background. |
### For Players
Q: I need help, have some questions, or have some other feedback. A: You can join the (https://discord.gg/Q6saSVSuYQ).
Q: Where can I download this mod? A: (https://modrinth.com/mod/ksyxis), (https://curseforge.com/minecraft/mc-mods/ksyxis), or (https://github.com/VidTu/Ksyxis/releases). You can also find unstable builds at (https://github.com/VidTu/Ksyxis/actions). You will need a GitHub account to download these.
Q: Which mod loaders are supported? A: Fabric, Forge, NeoForge, Quilt, Legacy Fabric, and Ornithe.
Q: Which Minecraft versions are supported? A: Minecraft versions 1. 8 and newer.
Q: Why support so many Minecraft versions? A: Because I can.
Q: Do I need Fabric API or Quilt Standard Libraries? A: Not necessarily.
Q: Where are the Fabric, Forge, NeoForge, Quilt, etc. versions? A: All in the same file.
Q: Is this mod client-side or server-side? A: This mod works on the server and on the client in singleplayer. It has no effect on the client when playing multiplayer.
Q: Is this mod stable for use? A: Should be fine. If it breaks something, just delete it and your worlds will be fine.
Q: I've found a bug. A: Report it (https://github.com/VidTu/Ksyxis/issues). If you are not sure whether this is a bug or a simple question, you can join the (https://discord.gg/Q6saSVSuYQ). Report security vulnerabilities (https://github.com/VidTu/Ksyxis/security).
Q: Can I use this in my modpack? A: Sure. Credit (e.g., a link to the mod's GitHub page) is appreciated but is not required. Monetization and redistribution are allowed as per the (https://github.com/VidTu/Ksyxis/blob/main/LICENSE).
Q: This mod doesn't speed up anything. A: The effect may not be noticeable on high-end PCs. This mod is designed primarily for low-end devices. Nevertheless, there is (https://www.youtube.com/watch?v=PXWdDoVU1C4).
Q: How to force-load chunks if the spawn chunks have been removed? A: If you really need to force-load chunks, load individual chunks with the `/forceload` command in 1. 13 or newer. For older versions, you can search for some mod that force-loads chunks.
Q: It says Ksyxis: No Mixin found. A: If you're using Forge 1. 15. 2 or older, you may need to install (https://modrinth.com/mod/mixinbootstrap), (https://modrinth.com/mod/mixinbooter), (https://modrinth.com/mod/unimixins), or any other Mixin provider of your choice. If you're using Forge 1. 16 or newer, or any version of Fabric/NeoForge/Quil
📊 Mod Details
- Game
- Minecraft Mods
- Author
- VidTu
- Version
- 1.4.3
- Downloads
- 7,484,232
- Endorsements
- 1,216
- Category
- fabric
- Created
- 10/16/2021
- Updated
- 4/27/2026
- Game Versions
- 1.8, 1.8.1, 1.8.2, 1.8.3, 1.8.4
- Tags
- optimization, utility, worldgen
🔧 How to Install Minecraft Mods Mods
Download from Modrinth. Use Prism Launcher or drop into your mods folder.
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Visit the official mod page for specific installation instructions for this mod.
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❓ Frequently Asked Questions
Which Minecraft Mods versions does Ksyxis support?
The author lists 1.8, 1.8.1, 1.8.2, 1.8.3, 1.8.4, 1.8.5. Other versions may work but are untested by the author.
What is the latest version of Ksyxis?
Version 1.4.3, published 2026-04-27 with 7.5M downloads recorded at the source.
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