21w18a — release journal

What 21w18a changed for data packs, measured against 21w17a, the build before it. Released 2021-05-05; development build — not a release.

⚠ Entries removed

2 registry entries were removed. A pack that names one of them will fail to parse where it does.

Formats

21w17a21w18a
Data pack format7.07.0
Resource pack format7.07.0
Data version27122713

Registries

2 entries added and 2 removed across 3 registries.

RegistryChangeAddedRemoved
modelchangeditem/amethyst_bud—
worldgen/configured_carverchanged—prototype_ocean_cave
worldgen/configured_featurechangedprototype_ore_iron_smallprototype_ore_iron_lower

The official notes

Read the 21w18a article on minecraft.net.

The article has no technical-changes section — it lists bug fixes only, or predates that heading.

Minecraft Wiki page for 21w18a.

In the journal

← 21w17a · All builds · 21w19a →

Sources