Minecraft 1.21.6 Server Jar
Minecraft 1.21.6 was released by Mojang on 17 Jun 2025 and its server requires Java 21 or newer. 11 server software builds for 1.21.6 are listed below — pick vanilla for the pure game, Paper for plugins, or a mod loader for mods.
The official vanilla server.jar has SHA-1 6e64dcabba3c01a7271b4fa6bd898483b794c59b.
| Software | Build | Build date | Plugins / mods | Source |
|---|---|---|---|---|
| Vanilla 1.21.6 | — | 17 Jun 2025 | none (data packs) | official |
| Paper 1.21.6 | #48 | 30 Jun 2025 | Bukkit/Paper plugins | official |
| Spigot 1.21.6 | #4518 | 30 Jun 2025 | Bukkit plugins | mirror |
| Purpur 1.21.6 | #2465 | 30 Jun 2025 | Bukkit/Paper plugins | official |
| Folia 1.21.6 | #6 | 29 Jun 2025 | Folia plugins | official |
| Leaf 1.21.6 | #29 | 21 Jul 2025 | Bukkit/Paper plugins | official |
| Fabric 1.21.6 | — | — | Fabric mods | official |
| Quilt 1.21.6 | — | — | Quilt/Fabric mods | official |
| Forge 1.21.6 | 56.0.9 | 25 Jun 2025 | Forge mods | official |
| NeoForge 1.21.6 | 21.6.20-beta experimental | 26 Jun 2025 | NeoForge mods | official |
| SpongeVanilla 1.21.6 | 1.21.6-16.0.0-RC2237 | 17 Jun 2025 | Sponge plugins | official |
Which 1.21.6 server should I use?
- Vanilla — the unmodified game from Mojang.
- Plugins — Paper 1.21.6 or Purpur 1.21.6.
- Mods — the loader your mods target: Fabric, NeoForge, Forge, Quilt.