Changelog for Minecraft 1.21.1

All notable changes to this project will be documented in this file.

1.21.1-1.33.0 - 2026-05-04 16:37:29

Added

• Update Refined Storage compat to v2, Closes CyclopsMC/IntegratedDynamics#1544

1.21.1-1.32.6 - 2026-04-28 19:39:17 +0200

Fixed

• Fix incorrect position of channel disabled tooltip in Integrated Crafting

1.21.1-1.32.5 - 2026-04-18 15:33:04 +0200

Changed

• Add BlockCable#getAppearance for connected textures on facades This adds basic support to facades on cables for mods that add connected texture support.

1.21.1-1.32.4 - 2026-04-11 19:55:58 +0200

Changed

• Give Delayer its own energy consumption config separate from Proxy (#1641), Closes #1640

Fixed

• Fix constant list Variable Card deserialization failure after world reload (#1639), Closes #1639

1.21.1-1.32.3 - 2026-03-28 10:18:26 +0100

Added

• Add configurable energy production rate for coal generator (#1635), Closes #1634

Fixed

• Fix Variable Store, Proxy, Materializer, and Static Light Panel not consuming energy (#1633), Closes #1632
• Fix energy battery texture overflow after NBT manipulation, Closes #1636 (#1637)

1.21.1-1.32.2 - 2026-03-20 20:04:50 +0100

Fixed

• Fix Mono & Omni Directional connectors not consuming energy (#1631), Closes #1630

1.21.1-1.32.1 - 2026-03-09 16:15:13 +0100

Fixed

• Fix ClassCastException in BlockCable when sapling grows nearby (#1623), Closes #1622
• Fix tool_for_obsidian advancement triggering too often (#1620), Related to #1606
• Fix VariablePredicate skipping getValue() when no value predicate is set (#1619) Required for fixing game tests in CyclopsMC/IntegratedTunnels#354
• Add game tests for all advancement criteria and fix broken advancements (#1617)

1.21.1-1.32.0 - 2026-02-22 14:09:45 +0100

Added

• Add config option to force unloaded network elements to tick, Related to #1605, #1571, #1567
• Add command for generating synthetic networks
• Add command to measure network tick time

Fixed

• Fix parts sometimes becoming invalid, Closes #1605

1.21.1-1.31.0 - 2026-02-17 10:58:49 +0100

Added

• Add configurable pulse length property to Redstone Writer, Closes #724 (#1602)
• Document logical NBT expressions, CyclopsMC/CyclopsCore#210
• Add config options for minimum update intervals for parts, Closes CyclopsMC/IntegratedTunnels#349
• Add config option to log card IDs during evaluation, Closes #1345
• Add translations through Crowdin (#1598)

1.21.1-1.30.5 - 2026-01-24 15:18:33 +0100

Added

• Add translations through Crowdin

Fixed

• Fix missing capability invalidation on modified parts, #1594

1.21.1-1.30.4 - 2026-01-17 14:10:56 +0100

Added

• Add Almost Unified integration
• Add generic number casting operators Closes CyclopsMC/IntegratedScripting#55 These new operators make it more convenient to work with return types of Integrated Scripting, where

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