MCVersions.net
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1.21 Release Candidate 1 (known as 1.21-rc1 in the launcher) is the first and only release candidate for Java Edition 1.21, released on June 10, 2024, which reverts changes to Fire Protection and Blast Protection and fixes bugs.
Released 2024-06-10
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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.