Minecraft 1.13
1.13 (Update Aquatic) is a major Minecraft: Java Edition update that was released on July 18th, 2018. The main focus is on the ocean, bug fixes and technical changes
This update was originally planned to be divided into two different ones: 1.13, originally called “Technically Updated” and containing technical changes, and 1.14, called “Update Aquatic” and containing ocean changes.
The update was originally shown during a live broadcast on MineCon Earth on November 18, 2017.