25w37a — release journal
What 25w37a changed for data packs, measured against 25w36b, the build before it. Released 2025-09-09; development build — not a release.
📌 Additive
16 entries added and nothing removed. Existing packs keep their references; new content is available.
Formats
| 25w36b | 25w37a | |
|---|---|---|
| Data pack format | 86.0 | 87.0 moved |
| Resource pack format | 68.0 | 69.0 moved |
| Data version | 4546 | 4547 |
Registries
16 entries added and 0 removed across 1 registry.
| Registry | Change | Added | Removed |
|---|---|---|---|
debug_subscription | new registry | bee_hives, bees, brains, breezes, dedicated_server_tick_time, entity_block_intersections, entity_paths, game_event_listeners, game_events, goal_selectors, neighbor_updates, pois, raids, redstone_wire_orientations, structures, village_sections | — |
The official notes
Read the 25w37a article on minecraft.net.
That article's technical changes are grouped under these headings — open it for the detail:
- Debug features
- Data Pack Version 87.0
- Resource Pack Version 69.0
- Textures
- Shaders & Post-process Effects
Minecraft Wiki page for 25w37a.
In the journal
← 25w36b · All builds · 1.21.9-pre1 →
Sources
- misode/mcmeta — 25w37a summary — formats and registries, generated from the game’s own data.
- minecraft.net — 25w37a — section names only.