Paper

Download Paper 26.3-rc-3 Server

The Paper server JAR for Minecraft 26.3-rc-3, direct from the official source. Build details, release date and Java requirements below.

Java required

Java 21

Released

Sep 15, 2026

Build

File size

61 MB

Channel

Experimental

SHA-1 checksum

098602998d2676ad8ec36e53b0da3ccb9f5e9b901ddfac9ee5b6fe50a330f6f3

Experimental

26.3-rc-3

Build 1

Download experimental

Get a Paper 26.3-rc-3 server online

No Java install, no port forwarding. Pick Paper 26.3-rc-3 in our panel and your friends can join right away.

See server plans

What's new in Minecraft 26.3-rc-3

The newest Paper build for Minecraft 26.3-rc-3 is build 1, published on Sep 15, 2026.

Builds published: 1
Upstream commits: 2

Figures taken from the official release notes for this version.

Setup

Start script (Linux/macOS)

java -Xms4G -Xmx4G --add-modules=jdk.incubator.vector -XX:+UseG1GC -jar paper.jar nogui

Start script (Windows)

java -Xms4G -Xmx4G --add-modules=jdk.incubator.vector -XX:+UseG1GC -jar paper.jar --nogui
pause

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