CurseForge · Minecraft modpack
Skyseed
A terraforming skyblock modpack. Craft a Skyseed, throw it into open air, and ~2 seconds later a procedurally generated, themed sky island germinates where it comes to rest. Progression is driven by exploration + crafting, not block-condensing.
Quick answer
Which Skyseed release should I use?
SkySeed Vanilla-1.21.1_0.229.0.zip is a complete pack release for 1.21.1 with NeoForge 21.1.234. Install it as its own launcher instance. If the creator publishes a separate server file, make sure it names this exact pack release. For this loader, use Java 21. 22 mods in this pack file.
Pack setup
How should I set up Skyseed for players and a server?
Use SkySeed Vanilla-1.21.1_0.229.0.zip as the pack version. Install the pack as its own launcher instance. The creator’s listing does not name a separate server file, so check the release notes before setting up a dedicated server. Do not upload the ordinary client folder blindly.
A pack is a matched client and server setup, not one mod with an install-side label. Keep its release, loader, manifest and overrides together.
These numbers come from the pack file you chose. “Not labelled” means we don’t know which side it belongs on—not that it is safe everywhere. The file count is not a RAM estimate.
What are the server requirements for Skyseed?
SkySeed Vanilla-1.21.1_0.229.0.zip. Change the pack release and its contents or setup may change too.
The selected pack release is SkySeed Vanilla-1.21.1_0.229.0.zip. That file is for Minecraft 1.21.1 with NeoForge 21.1.234. This NeoForge setup needs Java 21. It contains 22 mod projects. The creator’s listing does not name a separate server file. Check their notes before using one, and do not upload an ordinary client folder or rebuild the pack mod by mod. A file count cannot tell us the right RAM, CPU or storage; size the server for the players and world you actually run.
About this project
What kind of pack is Skyseed?

Skyseed
A grow-your-own skyblock, plus a handful of quality-of-life mods to make a long playthrough comfortable. Nothing more added.
At the heart of this pack is Skyseed, a skyblock mod where you grow your world instead of mining it. You craft a seed, throw it into open air, and a couple of seconds later it sprouts a floating island stocked with whatever that seed grows: trees, ore, a pond, a village, a dungeon. You start on a small island with one tree and grow your world out across the sky, into the Nether, and on to the End.
What's added around it is a small, deliberately chosen set of quality-of-life mods, with no new blocks, no new items, and no new mobs. Just the tools that make a long skyblock nicer to play. Everything you grow is still plain vanilla, so it all just works: the recipe viewer lists every seed, the map fills in as your archipelago spreads, and vein mining fells a whole tree in one swing.
Where Skyseed came from
Most skyblocks follow a similar pattern. Grow trees, compost dirt, and build all your real estate out of wood and stone. Nothing wrong with that, of course, but I wanted something different. What if you could combine your skyblock with some exploration? What if you could just take an island-shaped bit of the overworld generation?
This is where Skyseed came from. I soon realized I couldn't use the overworld generation itself, but I could use the overworld biomes. So the next best plan was to pick up whichever biome is on the overworld where your seed lands, and build a custom island to reflect it. Hopefully it combines the coziness of a skyblock with the exploration options of a normal world.
What's in it
- Just Enough Items (JEI) is the recipe viewer. Every Skyseed recipe shows up in it, so you can look up how to craft any seed without leaving the game.
- Jade is a "what am I looking at" tooltip. Point at anything and it tells you the block and the tool you need to break it.
- Xaero's Minimap + World Map map the void for you. Drop a waypoint on each island you grow and you can always find your way back across all that empty sky.
- Vein Mining lets you hold a key while you break an ore or a log to bring the whole vein or tree down at once. It only ever grabs ores and logs, so it can't mine the island out from under you, and it costs a little hunger so you can't rely on it endlessly.
- AppleSkin puts food and saturation values on the HUD, so you can see exactly what a meal is worth.
- Performance mods: Embeddium, FerriteCore, ModernFix, EntityCulling, FPS Reducer and Clumps. They give you smoother frames and lower memory use without changing how anything plays.
- Small comforts: Mouse Tweaks and Controlling tidy up the inventory and keybind screens, and Fast Leaf Decay stops a felled tree from leaving leaves hanging in the air.
- Patchouli powers Skyseed's illustrated Skyfarer's Almanac (without it, the guidebook falls back to a plain written book).
The idea
Keep Skyseed exactly as it is, and just make it smoother to play. Nothing here changes the islands you grow or the order you grow them in. It only makes the hours in between easier, with less time spent hunting recipes, getting lost in the void, or chopping the same tree block by block.
Coming soon, a bigger adventure built on the same seeds, with tech, magic, farming and automation: Skyseed: Grow Your Own World.
Requirements
- Minecraft 1.21.1
- NeoForge
For single-player, just install the pack and go. If you host a server, the client-only mods (the maps, JEI, Jade, the performance and control mods) can sit on the client alone, though there's no harm in running everything everywhere.
Skyseed and this pack are by gemberkoekje. Bug reports and feedback for the mod itself go to the issues page.
Project description from CurseForge.
Mods in SkySeed Vanilla-1.21.1_0.229.0.zip
Open any mod on Modpacks.ch to check its files and dependencies.
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Skyseed by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
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Recent files
Skyseed versions and loaders
Looking for an older file? The official CurseForge project page is in Resources.