
Survive the Infection
Smart zombies, structure generation, weapons, new food, and more. Survival at night becomes more difficult, and resource extraction turns into tense forays.
Screenshots





About this Modpack

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☣️ Walking Infection
Walking Infection is a hardcore zombie apocalypse survival modpack for Minecraft Forge 1.20.1.
The world is no longer safe. Cities are overrun, nights are deadly, and the infection never sleeps.
This modpack focuses on:
- Zombie hordes
- Very dangerous nights
- Scarce resources
- Immersive atmosphere
- Slow, tense survival
🧟 Features
- Аggressive zombie hordes
- Enhanced zombie AI and awareness
- Abandoned and infected cities
- Increased night danger
- Survival-focused progression
- Immersive sound and environment mods
- Tuned configs for difficulty and atmosphere
🌆 World Generation (IMPORTANT)
- Create a new world
- Open the “Other” tab
- Click “Cities”
- Press “Customize”
- Select Keerdm Zombie Essentials as the generation type
- Without these settings, cities and apocalypse content will NOT generate correctly.
🎮 Requirements
Minecraft 1.20.1
Forge.
RAM: 8+ GB
⚠️ Important Notes!
- OptiFine is NOT included.
- Shaders are NOT included.
- Screenshots were taken with Insanity Shader Universal.
- Screenshots were taken with TZP resourcepack.
- Shaders can be installed manually if desired.
- Resourcepack can be installed manually if desired.
📜 Credits
All mods belong to their respective authors.
Full credit and respect to every developer whose work made this modpack possible.
Available Versions
How to Set Up a Survive the Infection Server
Order Server
Choose at least 6 GB RAM (8 GB recommended for Survive the Infection). Based on player count: per 5 players.
Install Modpack in Dashboard
Open the modpack browser in the dashboard, search for "Survive the Infection" and click "Install". The forge loader and Minecraft 1.20.1 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
Survive the Infection server crashes or won't start – what to do?
Most common causes: insufficient RAM or wrong forge loader. Check latest.log for "OutOfMemoryError" → increase RAM to at least 8 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 Survive the Infection server really need?
Minimum 6 GB, recommended 8 GB for stable performance. per 5 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 €12/month).
Can I add custom mods to Survive the Infection without conflicts?
Yes, but check compatibility: only use mods for the same loader (forge) and same Minecraft version (1.20.1). 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.
Survive the Infection server lagging – performance tips
1) Increase RAM to 8 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.
Similar Modpacks
Rent Survive the Infection Server
Start your own server with automatic modpack installation.
Supported Versions
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