Create a Minecraft Server for Free in 1.21 + (With Aternos)
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Go to aternos.org
Sign up or login to the website
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Click on “Create a server”
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Here you can change your server ip, description and the logo of the server
Click on “Create” once you are done
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To change your servers options go to the “Options” menu
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Here you can change many options such as the world’s difficulty, the gamemode, the server ip, etc.
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To change your server’s version / to add mods click on “Software” on the side bar
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If you want to change your servers version (no mod) click on “Vanilla”
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Choose the version of the server
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If you want to add mods, click on “Fabric” (recommended), “Forge”, “Quilt” or “NeoForge”
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Choose the version of Minecraft that you want your mods on
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Click on “Install”
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Go to “Mods”
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Choose which mods you want to add to your server
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To start your server go back to the “Server” tab on the side bar and click on “Start”
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Once the server is open, your menu should look like this:
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