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Minecraft 1.21.5-rc1

The build Mojang intends to ship unless a blocking bug turns up. Full source data for this version is extracted and browsable below.

2,650 names shipped in this version. Each result opens the wiki page for that thing.

Contents (6)
  1. What changed in 1.21.5-rc1
  2. Reworded text
  3. Fixes
  4. Development cycle
  5. Browse this version
  6. Neighbouring versions

Java What changed in 1.21.5-rc1

Everything below is measured by comparing the game files of 1.21.5-pre3 with 1.21.5-rc1 — not copied from patch notes.

Reworded text 1

Wording Mojang changed in this version.

KeyBeforeAfter
multiplayer.disconnect.bad_chat_indexReceived missed or reordered chat message from serverDetected missed or reordered chat message from server
Full comparison pageEvery registry, side by side

Fixes 3

Read from Mojang’s own release notes for 1.21.5 Release Candidate 1, published 2025-03-20. Every entry keeps its original bug ID.

3 issues fixed, read from Mojang’s own patch notes. Each entry keeps its original bug ID.

Fixed bugs in 1.21.5 Release Candidate 1 3

  • MC-295383 "Received missed or reordered chat message from server" string doesn't make logical sense
  • MC-295412 Lighting of magma block is incorrect
  • MC-295416 Beacon receives wrong shading from nearby blocks

Development cycle

This build was part of the run-up to 1.21.5. Everything tested here landed in that release.

Minecraft 1.21.5The release this one led to

Browse this version

BlocksEvery blockItemsEvery itemRecipesEvery recipeTagsEvery tag

Neighbouring versions

← 1.21.5-pre3 (previous)1.21.5-rc2 (next) →