ATM9 server facts
| Edition | Version | Minecraft | Loader | Mods | On the server | Server pack |
|---|---|---|---|---|---|---|
| All the Mods 9 | 1.1.1 | 1.20.1 | Forge 47.4.0 | 432 | 415 | Yes |
Made by the ATM Team. Mods counted in the release files on 27 September 2026; mods that only run on a player's computer are not loaded by the server.
What is in the ATM9 modpack
All the Mods 9 is a large mixed pack from the ATM Team for Minecraft 1.20.1. It puts the big tech and magic mods of that version together and links their recipes.
- Tech: Mekanism, Applied Energistics 2, Refined Storage, Create and Powah
- Magic: Ars Nouveau, Botania, Blood Magic and Occultism
- Dimensions: the Twilight Forest, the Aether, Blue Skies and Deeper and Darker
- Goal: the ATM Star, a crafting chain that needs parts from almost every mod
Allthemodium, Vibranium and Unobtainium are the pack's own ores and lock the later tiers. Release 1.1.1 from October 2025 is still the newest, so the mod list of your world stays the same. The active successor is ATM10 on NeoForge 1.21.1.
ATM9 server tips
- The first start takes several minutes while 415 mods load. Wait for
Donein the console before joining. - Limit how many chunks each player can force load in the FTB Chunks server config. Every loaded base keeps its machines running for the server.
- Run
/spark profilerfrom the console when TPS drops. It shows which machine or farm uses the time. - Pre-generate the area around spawn before the group starts exploring, from the World tab.
More on keeping a modded server fast in reduce lag.
How to install ATM9 on your server
- Order a Forge server below. Any Minecraft version is fine; the installer sets 1.20.1.
- In the control panel, open the Mods tab and go to CurseForge and FTB packs.
- Search for ATM9, pick the version and click Install this pack.
- Start the server in the Console tab. The first start of ATM9 takes a few minutes; wait for
Done. - Players install the same ATM9 version in their launcher and join with the server address.

The full walkthrough with screenshots is in how to install a modpack.
ATM9 server RAM requirements
Large automated bases and mob farms push an ATM9 server up faster than the player count. Pick the next row when your group builds big.
| Players online | RAM | vCPU | NVMe storage | Price a month | Order |
|---|---|---|---|---|---|
| 1 to 3 players | 8 GB | 2 | 40 GB | €6.40 | 8 GB ATM9 server |
| 4 to 8 players | 10 GB | 2 | 50 GB | €8.00 | 10 GB ATM9 server |
| 9 to 16 players | 14 GB | 3 | 70 GB | €11.20 | 14 GB ATM9 server |
Every size costs €0.80 per GB of RAM a month. See how much RAM a Minecraft server needs for the rule behind these numbers.
Questions about ATM9 server hosting
Should my server run ATM9 or ATM10?
ATM10 is the newer pack on NeoForge 1.21.1 and still gets updates. ATM9 stays on Forge 1.20.1 with a fixed mod list. Keep ATM9 for an existing world; start a new world on ATM10 if the group has no preference.
Is ATM9 To the Sky the same pack?
No. ATM9 To the Sky is a separate skyblock pack from the same team with its own mod list. The installer in the Mods tab lists both; pick the one your players have.
Which Java version does an ATM9 server use?
Java 17, the version for Minecraft 1.20.1. The panel sets it for you when it installs the pack.
Written by the Cheapest Minecraft Hosting team, first published , updated .

