Pure Insanity

Name: Pure Insanity
Price: 8 EUR
Author: Unknown

This modpack adds multiple performance mods, and some of the best shaders that Minecraft has to offer.

by Unknown

31 Downloads

0 Followers

fabricMC 1.21.11lightweightoptimization

Rent Pure Insanity Server

About this Modpack

Pure Insanity

Pure Insanity is a modpack that aims to make shaderpacks playable by adding lots of performance mods to create a more smooth, playable experience. Pure Insanity adds many shaders for you to try out as well, they're bundled in, feel free to expand with your own.

If you have trouble running shaders, then Pure Insanity can possibly help you get better FPS with the optimization mods.

Available Versions

Pure Insanity 1.0.0release

MC 1.21.11fabric29 downloads

May 1, 2026

How to Set Up a Pure Insanity Server

Order Server

Choose at least 4 GB RAM (6 GB recommended for Pure Insanity). Based on player count: per 8 players.

Install Modpack in Dashboard

Open the modpack browser in the dashboard, search for "Pure Insanity" and click "Install". The fabric loader and Minecraft 1.21.11 are configured automatically.

Start Server & Play

Start the server – all mods are loaded automatically. Share the server IP with friends and play together!

Frequently Asked Questions

Pure Insanity server crashes or won't start – what to do?

Most common causes: insufficient RAM or wrong fabric loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 6 GB. For "Mixin" or "ClassNotFoundException" errors: modpack version and loader don't match. With Mado Hosting, loader and Minecraft version are auto-configured on modpack install – preventing most startup issues.

How much RAM does a Pure Insanity server really need?

Minimum 4 GB, recommended 6 GB for stable performance. per 8 players. Important: Minecraft modpacks need more RAM than vanilla – plan extra per additional player. With Mado Hosting, you can scale RAM up live at any time without data loss (from €8/month).

Can I add custom mods to Pure Insanity without conflicts?

Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.21.11). Common issues: ID conflicts with recipe mods and incompatible coremod versions. The Mado dashboard mod browser only shows compatible mods and warns about known conflicts.

Pure Insanity server lagging – performance tips

1) Increase RAM to 6 GB+. 2) Reduce server view-distance to 8 (server.properties). 3) Pre-generate chunks with the "Chunky" plugin. 4) Use /spark profiler to check which mods consume the most tick time. With Mado Hosting, all servers run on NVMe SSDs with dedicated CPU cores – eliminating hardware as a bottleneck.