26.3 Snapshot 2 — release journal

What 26.3-snapshot-2 changed for data packs, measured against 26.3-snapshot-1, the build before it. Released 2026-06-30; development build — not a release.

⚠ Breaking for data packs

This build removed 2 registries. Any file that referenced them stops loading.

Formats

	26.3-snapshot-1	26.3-snapshot-2
Data pack format	108.0	109.0 moved
Resource pack format	89.0	90.0 moved
Data version	4998	4999

Registries

66 entries added and 279 removed across 20 registries.

Registry	Change	Added	Removed
`block_type`	registry removed	—	`air`, `amethyst`, `amethyst_cluster`, `anvil`, `attached_stem`, `azalea`, `bamboo_sapling`, `bamboo_stalk`, `banner`, `barrel`, `barrier`, `base_coral_fan`, `base_coral_plant`, `base_coral_wall_fan`, `beacon`, `bed`, `beehive`, `beetroot`, `bell`, `big_dripleaf`, `big_dripleaf_stem`, `blast_furnace`, `block`, `bonemealable_feature_placer`, `brewing_stand`, `brushable`, `bubble_column`, `budding_amethyst`, `bush`, `button`, `cactus`, `cactus_flower`, `cake`, `calibrated_sculk_sensor`, `campfire`, `candle`, `candle_cake`, `carpet`, `carrot`, `cartography_table`, `cauldron`, `cave_vines`, `cave_vines_plant`, `ceiling_hanging_sign`, `chain`, `chest`, `chiseled_book_shelf`, `chorus_flower`, `chorus_plant`, `cocoa`, `colored_falling`, `command`, `comparator`, `composter`, `concrete_powder`, `conduit`, `copper_bulb_block`, `copper_chest`, `copper_golem_statue`, `coral` and 207 more
`worldgen/configured_carver`	registry removed	—	`canyon`, `cave`, `cave_extra_underground`, `nether_cave`
`worldgen/carver_type`	new registry	`canyon`, `cave`	—
`advancement`	changed	`recipes/decorations/black_carpet`, `recipes/decorations/blue_carpet`, `recipes/decorations/brown_carpet`, `recipes/decorations/cyan_carpet`, `recipes/decorations/gray_carpet`, `recipes/decorations/green_carpet`, `recipes/decorations/light_blue_carpet`, `recipes/decorations/light_gray_carpet`, `recipes/decorations/lime_carpet`, `recipes/decorations/magenta_carpet`, `recipes/decorations/orange_carpet`, `recipes/decorations/pink_carpet`, `recipes/decorations/purple_carpet`, `recipes/decorations/red_carpet`, `recipes/decorations/white_carpet`, `recipes/decorations/yellow_carpet`	—
`block_predicate_type`	changed	`height_range`	—
`data_component_type`	changed	`block_transformer`	—
`int_provider_type`	changed	`very_biased_to_bottom`	—
`loot_table`	changed	`till/rooted_dirt`	—
`post_effect`	changed	—	`transparency`
`recipe`	changed	`black_carpet`, `blue_carpet`, `brown_carpet`, `cyan_carpet`, `gray_carpet`, `green_carpet`, `light_blue_carpet`, `light_gray_carpet`, `lime_carpet`, `magenta_carpet`, `orange_carpet`, `pink_carpet`, `purple_carpet`, `red_carpet`, `white_carpet`, `yellow_carpet`	—
`tag/block`	changed	`cannot_place_basalt_pillar_on`, `turns_into_dirt_path`, `turns_into_farmland`	`nether_carver_replaceables`, `overworld_carver_replaceables`
`tag/item`	changed	`dowses_campfires`	—
`texture`	changed	`block/destroy_oit_stage_0`, `block/destroy_oit_stage_1`, `block/destroy_oit_stage_2`, `block/destroy_oit_stage_3`, `block/destroy_oit_stage_4`, `block/destroy_oit_stage_5`, `block/destroy_oit_stage_6`, `block/destroy_oit_stage_7`, `block/destroy_oit_stage_8`, `block/destroy_oit_stage_9`, `block/shelf_mushroom_particle`	—
`villager_trade`	changed	`wandering_trader/emerald_poplar_log`	—
`worldgen/block_state_provider_type`	changed	`copy_properties_provider`	—
`worldgen/carver`	changed	`cave_extra_underground`	—
`worldgen/density_function`	changed	`overworld/temperature`, `overworld/vegetation`, `overworld_large_biomes/temperature`, `overworld_large_biomes/vegetation`	—
`worldgen/feature_type`	changed	`overlay`, `projected_random_patchy_square`, `random_neighbor_spread`, `single_block_pillar`, `stepped_column_cluster`	`basalt_columns`, `basalt_pillar`, `glowstone_blob`
`worldgen/material_condition`	changed	—	`above_water`
`worldgen/placement_modifier_type`	changed	`offset`	`random_offset`

The official notes

Read the 26.3 Snapshot 2 article on minecraft.net.

That article's technical changes are grouped under these headings — open it for the detail:

Server Properties
Data Pack Versions 109.0
Data Components
Loot Tables
World Generation
Int Providers
Resource Pack Version 90.0
Particles
Shaders & Post-process Effects

Minecraft Wiki page for 26.3-snapshot-2.

In the journal

← 26.3-snapshot-1 · All builds · 26.3-snapshot-3 →

Sources

misode/mcmeta — 26.3-snapshot-2 summary — formats and registries, generated from the game’s own data.
minecraft.net — 26.3 Snapshot 2 — section names only.