Yes. Hydrogen is free to download from Modrinth and free to host on an Orca server you can share with friends. There is no paywall to download or play it.

How do I install Hydrogen?

The fastest way is Orca: press Play and Orca installs Hydrogen with Fabric and the right Minecraft version, then launches the game. To do it by hand, download Hydrogen from Modrinth, install Fabric, and drop the .jar into your mods folder.

Which mod loader does Hydrogen use?

Hydrogen runs on Fabric. When you host or play it with Orca, the matching loader and Minecraft version are selected for you automatically.

Can I play Hydrogen with friends?

Yes. Host Hydrogen on a free Orca server and share the invite, or launch it solo from the Orca app. No control panel or setup required.

Mods / Mod

Hydrogen

Name: Hydrogen
Availability: InStock
Author: jellysquid3

by jellysquid3

373K downloads1K followers

ModoptimizationFabric

Host Hydrogen Edit Hydrogen

Hydrogen is an optimization Minecraft mod from jellysquid3 with 373K downloads on the Orca catalog. It runs on Fabric, so it slots into a matching Minecraft profile without hand-patching anything. Hydrogen is free to download and free to host on Orca: press Play and Orca launches Minecraft with Hydrogen already installed, or host it on a free server to play with friends. There is no control panel and no config files to edit, and no command line to learn. Describe what you want in plain English and Orca installs Hydrogen along with the loader and Minecraft version it needs, then you and your friends are playing in minutes.

Reduces the memory usage of the game in more modded scenarios

How to install Hydrogen

Two ways to add Hydrogen to Minecraft. One takes a click.

The Orca way

Click Play below. Orca installs Hydrogen with Fabric and the right Minecraft version, then launches straight into the game.

That’s it. Nothing to download or configure.

Host Hydrogen

The manual way

Download Hydrogen on Modrinth

Download the latest Hydrogen file from Modrinth for your Minecraft version.
Install Fabric and launch Minecraft once so the loader profile is created.
Drop the downloaded .jar into your mods folder (the mods folder inside .minecraft, or your server's mods folder).
Add any libraries Hydrogen depends on (the Modrinth page lists them) into the same folder, then start Minecraft on the Fabric profile.

Hydrogen versions & compatibility

Hydrogen targets Fabric. Orca matches the right loader and Minecraft version for you when you host or play it, so you never have to line them up by hand. For the full list of supported Minecraft versions and required dependencies, check the Modrinth page.

View on Modrinth Source

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Do more with Hydrogen

Run Hydrogen on free 8 GB Minecraft server hosting and play it with friends.
Want a mod like this? Make your own with the AI Minecraft mod maker, no coding needed.
Not sure Fabric is the right fit? Read Fabric vs Forge vs NeoForge before you pick a loader.