Waterfall for Minecraft 1.21
25 builds of Waterfall published for Minecraft 1.21, newest first. Every download links to the project’s own release.
- Latest build
- #615
- Java required
- Java 21 or newer
- Builds
- 25
- Newest published
- 16 Jun 2026
Waterfall builds for 1.21
Newest first. The checksum is the project's own, where it publishes one.
| Build | Channel | Published | Size | Download |
|---|---|---|---|---|
| #615 | release | 16 Jun 2026 | 0.0 MB | cmd_kick-1.21-615.jar6e0ba8189767… |
| #614 | release | 15 Jun 2026 | 0.0 MB | cmd_kick-1.21-614.jar901aa7988200… |
| #611 | release | 15 Jun 2026 | 0.0 MB | cmd_kick-1.21-611.jar3de51ee0c08f… |
| #610 | release | 15 Jun 2026 | 0.0 MB | cmd_kick-1.21-610.jar1b2508a14224… |
| #609 | release | 1 Apr 2026 | 0.0 MB | cmd_kick-1.21-609.jarbb4574474dc3… |
| #605 | release | 27 Mar 2026 | 0.0 MB | cmd_kick-1.21-605.jarc480c0687c74… |
| #603 | release | 20 Mar 2026 | 0.0 MB | cmd_kick-1.21-603.jar7660dbd62f21… |
| #602 | release | 11 Mar 2026 | 0.0 MB | cmd_kick-1.21-602.jarbdb2b5e6148d… |
| #600 | release | 25 Sept 2025 | 0.0 MB | cmd_kick-1.21-600.jar08606b0b0964… |
| #599 | release | 25 Sept 2025 | 0.0 MB | cmd_kick-1.21-599.jar2302d4aeeaaf… |
| #598 | release | 13 Jul 2025 | 0.0 MB | cmd_kick-1.21-598.jard553b2577d9e… |
| #594 | release | 29 Jun 2025 | 0.0 MB | cmd_kick-1.21-594.jardf3897619382… |
| #593 | release | 29 Jun 2025 | 0.0 MB | cmd_kick-1.21-593.jarc96433a98f92… |
| #592 | release | 18 Jun 2025 | 0.0 MB | cmd_kick-1.21-592.jarb9afab62a70c… |
| #591 | release | 17 Jun 2025 | 0.0 MB | cmd_kick-1.21-591.jar179cb6ace1fd… |
| #590 | release | 16 Jun 2025 | 0.0 MB | cmd_kick-1.21-590.jar46d7cf5e8bce… |
| #589 | release | 21 May 2025 | 0.0 MB | cmd_kick-1.21-589.jarb220748e022c… |
| #588 | release | 21 May 2025 | 0.0 MB | cmd_kick-1.21-588.jar5d35afe5b80e… |
| #586 | release | 21 May 2025 | 0.0 MB | cmd_kick-1.21-586.jar6cd7fd6a43b9… |
| #585 | release | 21 May 2025 | 0.0 MB | cmd_kick-1.21-585.jar2eaccd18dc48… |
| #584 | release | 27 Mar 2025 | 0.0 MB | cmd_kick-1.21-584.jar2795d66b25ad… |
| #583 | release | 25 Feb 2025 | 0.0 MB | cmd_kick-1.21-583.jard0218080d1fc… |
| #582 | release | 3 Dec 2024 | 0.0 MB | cmd_kick-1.21-582.jarad319f720153… |
| #581 | release | 18 Nov 2024 | 0.0 MB | cmd_kick-1.21-581.jarc349b09b2c12… |
| #579 | release | 15 Jun 2024 | 0.0 MB | cmd_kick-1.21-579.jar3368c8713198… |
Waterfall on 1.21: common questions
Does Waterfall support Minecraft 1.21?
Yes. 25 builds have been published for 1.21, the newest being build 615. 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 Waterfall 1.21?
Java 21 or newer. The requirement comes from Minecraft 1.21 itself rather than from Waterfall, so it applies to any server software running this version. A newer Java than that is fine.
Which Waterfall build should I run on 1.21?
The newest one, build 615, published 1 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 Waterfall'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.
Is Waterfall a server on its own?
No. Waterfall is a proxy: it sits in front of one or more Minecraft servers and moves players between them without a disconnect. You still need real server software behind it.