Pluto for Minecraft 1.21.7
7 builds of Pluto published for Minecraft 1.21.7, newest first. Every download links to the project’s own release.
- Latest build
- #22
- Java required
- Java 21 or newer
- Builds
- 7
- Newest published
- 13 Apr 2026
Pluto builds for 1.21.7
Newest first. The checksum is the project's own, where it publishes one.
| Build | Channel | Published | Size | Download |
|---|---|---|---|---|
| #22 | release | 13 Apr 2026 | 50.7 MB | server.jar |
| #21 | release | 9 Apr 2026 | 50.7 MB | server.jar |
| #20 | release | 8 Feb 2026 | 50.7 MB | server.jar |
| #19 | release | 15 Oct 2025 | 50.7 MB | server.jar |
| #18 | release | 8 Oct 2025 | 50.7 MB | server.jar |
| #16 | release | 13 Sept 2025 | 50.7 MB | server.jar |
| #15 | release | 12 Sept 2025 | 50.7 MB | server.jar |
Pluto on 1.21.7: common questions
Does Pluto support Minecraft 1.21.7?
Yes. 7 builds have been published for 1.21.7, the newest being build 22. This is not a declared claim: each build below is a real file the project released for this version.
Which Java version do I need for Pluto 1.21.7?
Java 21 or newer. The requirement comes from Minecraft 1.21.7 itself rather than from Pluto, so it applies to any server software running this version. A newer Java than that is fine.
Which Pluto build should I run on 1.21.7?
The newest one, build 22, published 3 mo ago. Later builds for the same Minecraft version are bug fixes and performance work, so there is rarely a reason to run an older one deliberately.
Is this download official?
Yes. Every link points at Pluto's own release or API. MCReference does not mirror, re-host or repackage a jar; where the project publishes a SHA-256 we show it so you can verify the file you got.