20w19a — release journal

What 20w19a changed for data packs, measured against 20w18a, the build before it. Released 2020-05-06; development build — not a release.

📌 Additive

2 entries added and nothing removed. Existing packs keep their references; new content is available.

Formats

20w18a20w19a
Data pack format5.05.0
Resource pack format5.05.0
Data version25322534

Registries

2 entries added and 0 removed across 2 registries.

RegistryChangeAddedRemoved
custom_statchangedstrider_one_cm—
tag/blockchangedprevent_mob_spawning_inside—

The official notes

Read the 20w19a article on minecraft.net.

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

Minecraft Wiki page for 20w19a.

In the journal

← 20w18a · All builds · 20w20a →

Sources