
RTA modpacks
1.16.5 RTA modpack. utility and optimize
Screenshots

About this Modpack
RTA MODPACKS - Speedrun Optimization Pack (Minecraft 1.16.5)
Overview
This modpack is designed for Minecraft speedrunners (RTA/IGT).
It includes essential tools for practice and optimization, such as Atum, WorldPreview, speedrunIGT, and performance optimization mods sourced from Modrinth.
All mods are pre-configured to make setup quick and easy.
This modpack is for Minecraft 1.16.5 only.
Features
- Speedrun-focused setup for practice runs
- In-Game Timer (IGT) support for accurate timing
- World preview functionality
- Auto reset feature via Atum
- Performance optimization mods included
Recommended Settings
Recommended seed:
8398967436125155523
- Use Atum’s auto reset feature for faster practice.
- Some newer or unrelated seeds may not work properly in 1.16.5
How to Use
All mods are automatically installed and configured.
However, you need to set up Atum’s auto reset seed before starting.
Just download this modpack and start Minecraft.
Notes
- This modpack is intended for practice and optimization purposes.
- It may not be suitable for official leaderboard submissions depending on rules and verification requirements.
Available Versions
How to Set Up a RTA modpacks Server
Order Server
Choose at least 4 GB RAM (6 GB recommended for RTA modpacks). Based on player count: per 8 players.
Install Modpack in Dashboard
Open the modpack browser in the dashboard, search for "RTA modpacks" and click "Install". The fabric loader and Minecraft 1.16.5 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
RTA modpacks 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 RTA modpacks 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 RTA modpacks without conflicts?
Yes, but check compatibility: only use mods for the same loader (fabric) and same Minecraft version (1.16.5). 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.
RTA modpacks 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.
Similar Modpacks
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Supported Versions
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