Cobblemon Islands Server Modpack

Cobblemon Islands Server Modpack

Every Pokemon model, Megas, Z-Moves, raids, gyms, dens, and expeditions on one Cobblemon server. Install and the server is already in your multiplayer list.

by CobblemonIsland
187.6K Downloads
0 Followers
forgefabricMC 1.21.1adventuremultiplayerquests

About this Modpack

Cobblemon Islands logo with Pikachu in a straw hat and a professor welcoming new trainers

Join the server in 3 steps

  1. Install this pack with the Modrinth App or your launcher.
  2. Press Play.
  3. Open Multiplayer. The server is already in your list.

The address is play.cobblemonislands.com if you ever need it. Java Edition,
Minecraft 1.21.1.

What's on the island

  • Every Pokemon has a model, including Megas, Z-Moves, and Terastallization.
  • Raids where the whole server fights one boss together.
  • Player-run gyms and numbered ranked seasons with exclusive skin rewards.
  • Mass outbreaks, Dens that drop rare crystal skins, and Bingo dailies.
  • Expeditions: ride the train to other islands, each with its own biome and Pokemon.
  • A seasonal battle pass: complete quests to level it up and claim rewards.
  • Tournaments, catching contests, fishing, breeding with GTS trading, Safari, and a
    player economy.

Exclusive Cobblemon Islands skins including Gladiator Chatot, Charizard Pikachu, Space Haunter, and Dragonite

Events and activities: Pokehunts, seasonal battle pass, ranked battles, breeding and GTS, fishing, gliders, catching contests, and tournaments

What's in the pack

Cobblemon 1.7.3 plus around 80 hand-picked mods: JourneyMap for the world map, Plasmo
Voice for proximity voice chat, EMI for recipes, and a full performance stack with
Sodium, Lithium, and Iris shader support. Everything comes preconfigured. Install
and play.

Shader screenshots and custom Pokemon models from the Cobblemon Islands pack

Versions and requirements

Current release: Minecraft 1.21.1 on Fabric, Cobblemon 1.7.3. Allocate 4 GB of RAM in
your launcher settings. Older Forge 1.20.1 builds are legacy and cannot join the
current server.

What's next

New content ships regularly. Customized PokeVillages, gyms, and Poke Prop Hunt are on
the way. The roadmap is public: https://connect.cobblemonislands.com/roadmap

Rayquaza flying across the islands with a teaser for PokeVillages, gyms, and Poke Prop Hunt

Links and support

Wiki | Discord | Website

Found a bug with the pack? Report it in the Discord support channel.

Follow this pack on Modrinth to get notified when we update.

Available Versions

Cobblemon Islands 2.7.3release
MC 1.21.1fabric35.4K downloads
February 13, 2026
Cobblemon Islands 2.7.2release
MC 1.21.1fabric6.5K downloads
January 30, 2026
Cobblemon Islands 2.7.1release
MC 1.21.1fabric7.0K downloads
January 9, 2026
Cobblemon Islands 2.7.0release
MC 1.21.1fabric11.3K downloads
December 8, 2025
Cobblemon Islands 2.6.2release
MC 1.21.1fabric7.8K downloads
November 22, 2025

How to Set Up a Cobblemon Islands Server Modpack Server

1

Order Server

Choose at least 6 GB RAM (8 GB recommended for Cobblemon Islands Server Modpack). Based on player count: per 5 players.

2

Install Modpack in Dashboard

Open the modpack browser in the dashboard, search for "Cobblemon Islands Server Modpack" and click "Install". The forge loader and Minecraft 1.21.1 are configured automatically.

3

Start Server & Play

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

Frequently Asked Questions

Cobblemon Islands Server Modpack 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 Cobblemon Islands Server Modpack 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 €7.800000000000001/month).

Can I add custom mods to Cobblemon Islands Server Modpack without conflicts?

Yes, but check compatibility: only use mods for the same loader (forge) and same Minecraft version (1.21.1). 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.

Cobblemon Islands Server Modpack 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.

Rent Cobblemon Islands Server Modpack Server

Start your own server with automatic modpack installation.

Recommended RAM:
8 GB(min. 6 GB)
From 7.80 / month
Create Server Now
1-Click Modpack Install
NVMe SSD Storage
DDoS Protection included
Automatic Backups

Details

License
GNU Lesser General Public License v3.0 or later
Server-side
Optional
Client-side
Required

Supported Versions

1.21.11.20.1

Start your Cobblemon Islands Server Modpack Server now

From €7.80/month; 8 GB RAM is recommended for best performance.

Configure Server →