MCVersions.net
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20w49a is the fourth snapshot for Java Edition 1.17, released on December 2, 2020, which adds sculk sensors, the dripstone caves biome, and the ability to expand the world height limit.
Released 2020-12-02
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MCVERSIONS
You'll need the proper technical setup and configuration to run your own server. If you're not comfortable with this, we recommend using Nodecraft for a hassle-free experience.If you understand and wish to proceed, you can download the jar files below.
Start your own server!