Java Edition 1.17 – Minecraft Wiki

1.17, the first release of Caves & Cliffs: Part I, is a major update to Java Edition announced at Minecraft Live 2020 and released on June 8, 2021. On April 14, 2021, Mojang Studios announced that the update would be split into two updates due to the amount and complexity of content, as well as team health. Multiple features such as revamped mountain and cave generation, the lush caves and dripstone caves biomes, and increased world height were removed in 21w15a, and were subequently released in

Java Edition 1.17 – Minecraft Wiki

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