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@github-actions github-actions released this 24 Jan 14:18
· 14 commits to master-1.21-lts since this release
1.21.1-1.30.5
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rubensworks Ruben Taelman
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Changelog for Minecraft 1.21.1

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

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

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 numbers could be integers, doubles, or
    longs.

Changed

  • Add safety check for infinite lists in list equals and itemstack count
    Closes #1583
    Related to #1582

Fixed

  • Fix part states not being revalidated, Closes #1588
  • Fix oldest/newest mixup on delayer history in book, Closes #1592
  • Fix cable shape cache having cache collisions when there are two entries that have the same part on two different sides while having the same cable connections

1.21.1-1.30.3 - 2026-01-02 10:52:15 +0100

Added

  • Add translations through Crowdin (#1581)

Changed

1.21.1-1.30.2 - 2025-12-31 14:35:18 +0100

Changed

1.21.1-1.30.1 - 2025-12-28 09:18:50 +0100

Fixed

  • Add safety checks to disable some operators on infinite lists
    Concretely, contains, reduce, and uniq are disabled on infinite lists.
    Closes #1582
  • Fix documentation on NBT Path field selector array indexing (#1580)
    Closes #1579

1.21.1-1.30.0 - 2025-12-23 09:44:17 +0100

Added

  • Add squeezer recipes for clearing facades

1.21.1-1.29.7 - 2025-12-19 20:04:37 +0100

Fixed

  • Catch exceptions when deserializing invalid recipes

This could occur in Integrated Crafting after removing a mod for which a
recipe was stored.

Closes CyclopsMC/CommonCapabilities#46

1.21.1-1.29.6 - 2025-11-25 17:01:08 +0100

Fixed

  • Restore network element chunk unloading again, Closes #1571

1.21.1-1.29.5 - 2025-11-24 16:59:00 +0100

Fixed

  • Temporarily disable chunk unload check again

It is causing issues with delayers after chunk reloaded.
Once a proper fix is available, this will be re-enabled.

Related to #1571

1.21.1-1.29.4 - 2025-11-22 11:29:48 +0100

Fixed

  • Restore network element chunk unloading
    This was temporarily disabled as it broke delayers and proxies on
    world/chunk reload, which this commit fixes.
    Closes #1571

1.21.1-1.29.3 - 2025-11-18 18:47:28 +0100

Fixed

  • Temporarily disable chunk unload check
    It is causing issues with delayers when worlds/chunks are reloaded.
    Once a proper fix is available, this will be re-enabled.
    Related to #1571

1.21.1-1.29.2 - 2025-11-18 05:33:01 +0100

Added

  • Add translations through Crowdin (#1568)

Fixed

  • Fix read fluids not always updating in display panel, Closes #1570

1.21.1-1.29.1 - 2025-11-16 14:33:41 +0100

Added

  • Add translations through Crowdin (#1566)

Fixed

  • Fix ticking network elements preventing chunk unloading, Closes #1567

1.21.1-1.29.0 - 2025-11-11 14:11:35 +0100

Added

  • Add translations through Crowdin (#1554)
  • Add fluid by name operator, Closes #1522

Changed

  • Ensure consistent order of ingredient types in LP, Closes #1539

Fixed

  • Fix Grass Block Facades not having biome tints, Closes #1564
  • Fix transparent facades having incorrect alpha value, Closes #1563
  • Fix incorrect item (de)serialization when count is > 99, Closes #1558
  • Fix lists materialization not applying to elements
    This could cause issues when displaying lists of items from inventory
    readers over Functional Storage Drawers.
    Closes #1557

1.21.1-1.28.1 - 2025-10-11 11:39:17 +0200

Changed

  • Improve offset gui error tooltip

Fixed

  • Fix memory leak when reloading offset variables, Closes #1549
  • Handle overflows in fluid reader total aspects, Closes #1547

1.21.1-1.28.0 - 2025-10-07 07:47:47 +0200

Added

  • Add Squeezer recipes for Wind Charges
  • Add config option to disable cable collisions(#1538)

Fixed

  • Properly handle long overflows in channel quantities

Internal changes: (required for Integrated Mekanism)

  • Support regexes in operators_output appendix
  • Abstract parts of recipe LP element
  • Make CommandTest more extensible
  • Make API less dependent on ModBase

1.21.1-1.27.9 - 2025-08-08 21:39:51 +0200

Fixed

1.21.1-1.27.8 - 2025-07-29 17:58:36 +0200

Added

  • Add translations through Crowdin (#1533)

Fixed

  • Fix display panel being dark when on facade and under block, Closes #1531

1.21.1-1.27.7 - 2025-07-18 20:37:39 +0200

Changed

  • Add PT_BR localization (#1535)

Fixed

  • Fix crash on load operator variable in LP, Closes #1537

1.21.1-1.27.6 - 2025-07-05 06:55:50 +0200

Added

  • Add translations through Crowdin (#1528)

Fixed

  • Fix LP crash when loading with empty category card, Closes #1527

1.21.1-1.27.5 - 2025-06-21 13:28:17 +0200

Changed

  • Return item to player instead of dropping on Labeler exit, Closes #1526

Fixed

  • Fix fluidstack operator crash on empty items, Closes #1525

1.21.1-1.27.4 - 2025-06-12 16:38:10 +0200

Added

  • Add translations through Crowdin (#1517)

Fixed

  • Fix cables not being breakable with wrench, Closes #1523

1.21.1-1.27.3 - 2025-06-07 18:05:36 +0200

Changed

  • Only switch Wrench mode when aiming at air
    Closes #1518
    Closes #1390

Fixed

  • Fix overlapping tooltips in LP write slot, Closes #1519
  • Fix typos in language file

1.21.1-1.27.2 - 2025-05-31 21:32:50 +0200

Fixed

  • Reorder events to fix addon mod icons not loading

1.21.1-1.27.1 - 2025-05-31 20:29:24 +0200

Fixed

  • Fix missing variable by id aspect texture

1.21.1-1.27.0 - 2025-05-31 19:58:49 +0200

Added

  • Allow editing existing variables in Logic Programmer, Closes #357
  • Add Variable Value By ID operator aspect to network reader, Closes #1346
  • Add button to reset selected LP element

Changed

  • Don't drop item in world when closing LP
  • Improve LP element arrow

Fixed

  • Fix operator text field in LP sometimes being red

1.21.1-1.26.2 - 2025-05-25 07:01:45 +0200

Added

  • Add translations through Crowdin

Fixed

  • Fix cursor centering on gui switching, Closes #1514

1.21.1-1.26.1 - 2025-05-20 17:32:38 +0200

Added

  • Add translations through Crowdin

Fixed

1.21.1-1.26.0 - 2025-05-03 16:32:19 +0200

Added

  • Add list set and multiset equality operators, Closes #1347
  • Add Fluid with tag operator, Closes #797
  • Add block and fluid tag operators, Closes #1394
  • Add Sqrt and Pow operators, Closes #1372
  • Add lectern and bookshelf support for infobook, Closes #1496

Fixed

  • Fix non-fluid items being insertable into LP, Closes #1507

1.21.1-1.25.12 - 2025-04-20 15:32:52 +0200

Added

  • Add skull-based note support to audio reader and writer

Fixed

  • Fix wrench not removing cables after using off-hand item, Closes #1504
  • Fix proxies placed by non-players not having an id

1.21.1-1.25.11 - 2025-04-04 17:12:35 +0200

Added

  • Add compostables, Closes #1498
  • Add stripped logs and woods tags, Closes #1500

1.21.1-1.25.10 - 2025-03-22 15:14:29 +0100

Added

  • Add ja_jp translations through Crowdin (#1492)

Fixed

  • Fix NBT from int list not working for any lists
    Closes CyclopsMC/IntegratedScripting#37
  • Fix typos in manual
  • Fixed number typo
  • Fixed variable description
  • Fixed typo in reader introduction

1.21.1-1.25.9 - 2025-03-12 14:41:33 +0100

Added:

Fixed

  • Fix crash for items in variables with stacksize > 99

1.21.1-1.25.8 - 2025-03-10 06:58:36 +0100

Added

  • Update ru_ru.json (#1483)

Changed

  • Avoid repeated log spam for forcefully unloaded parts, Closes #1481

1.21.1-1.25.7 - 2025-03-01 07:09:23 +0100

Changed

  • Improve performance of block changes to very large networks
    Pathfinder is ~70x faster, also improved tick speed with lots of devices (17 ms to 3 ms in test scene)
  • Remove reference to "crystallised menril resin"

Fixed

  • Fix duplication of offset enchancements when breaking cable, Closes #1480
  • Fix passive interaction changes not immediately applying on change
    It used to only take effect after re-inserting a variable card.
    Closes #1470
  • Fix tooltip typo for static light panel
  • Fix mention of "degrees Kelvin"
  • Fix "raining" grammar sentence in aspect

1.21.1-1.25.6 - 2025-02-22 17:06:18 +0100

Fixed

  • Fix GUIs remaining open after external breakage, Closes #1472
  • Fix rare tooltip crash for item-based variable cards, Closes #1477

1.21.1-1.25.5 - 2025-02-15 10:20:09 +0100

Fixed

  • Fix broken advancement icons
  • Fix broken looking at advancement trigger, #1471
  • Fix broken clear facade recipe

1.21.1-1.25.4 - 2025-02-08 16:00:00 +0100

Fixed

  • Fix LP recipe slot properties not displaying tag tooltip items
  • Fix reusable tag-based recipes always having strict NBT
    This would cause issues for autocrafting jobs where tag-based reusable
    items that take damage would not be reused from the moment they take
    damage.
    Closes CyclopsMC/IntegratedCrafting#129
  • Fix cable model updating neighbours from wrong thread, Closes #1465

1.21.1-1.25.3 - 2025-02-03 17:09:55 +0100

Changed

  • Add translations through Crowdin (#1455)

Fixed

1.21.1-1.25.2 - 2025-01-13 16:11:55 +0100

Fixed

  • Fix conflicting item/fluid data value operator names, Closes #1462

1.21.1-1.25.1 - 2025-01-09 16:10:11 +0100

Fixed

  • Fix crash when passing any list to Ingr.with_items, Closes #1457
  • Fix lighting issues when displaying items or ingredients, Closes #1458

1.21.1-1.25.0 - 2025-01-08 17:42:56 +0100

Added

  • Add item tooltip operators

Fixed

  • Fix incorrect player entity aspect description

1.21.1-1.24.3 - 2024-12-28 14:00:33 +0100

Added

  • Add lossy recipe to clear a facade in a crafting grid, Closes #1424

Changed

  • Reduce number of network events during init to improve performance, #1439

Fixed

  • Fix client-server desync when applying part offsets, Closes #1448
  • Fix offset items only being applicable to 28 instead of 32, #1448

1.21.1-1.24.2 - 2024-12-24 09:53:40 +0100

Changed

  • Add cs_cz translations

Fixed

  • Reduce number of network events during init to improve performance, #1439
    Modifying very large networks is a lot faster now.

1.21.1-1.24.1 - 2024-12-17 11:12:43 +0100

Added

  • Add error operator
  • Add nl_nl translations

Changed

  • Reduce network inits by half when placing cables, Closes #1439

Fixed

  • Fix Jade integration not working, Closes #1438

1.21.1-1.24.0 - 2024-12-06 16:10:51 +0100

Added

  • Add dedicated REI support, Closes #1348
  • Restore Jade/Waila integration, Closes #1413

Changed

  • Remove OnlyIn from appendHoverText and BlockCable

Fixed

  • Fix network elements not being removed when broken as non-player
    This fixes exceptions and console spam when removing cables with commands.
    Related to #443
  • Fix server sometimes hanging after shutdown
    Related to #1415
  • Fix cable placement with commands initializing networks
    This was broken since CyclopsMC/IntegratedTunnels#243

1.21.1-1.23.19 - 2024-11-22 10:08:55 +0100

Fixed

  • Fix capability crash when getting null direction from materializer, Closes #1423

1.21.1-1.23.18 - 2024-11-22 07:22:06 +0100

Fixed

  • Fix silent error when deserializing empty item values, Closes #1422

1.21.1-1.23.17 - 2024-11-19 15:17:52 +0100

Changed

  • Drop Part Offsets into their original form, Closes #1418

Fixed

  • Fix creative batteries not providing energy, Closes #1421

1.21.1-1.23.16 - 2024-11-10 14:14:54 +0100

Fixed

  • Fix variables dependent on offset aspects not always updating, Closes #1416

1.21.1-1.23.15 - 2024-11-02 16:04:05 +0100

Changed

Fixed

  • Fix deadlock when getting light level of cable
    This fixes an incompatibility with the Moonrise mod.
    Closes #1415
  • Fix Deepslate Dark Ore not being squeezable, Closes #1414

1.21.1-1.23.14 - 2024-10-30 18:35:50 +0100

Fixed

  • Fix crash with complex Integrated Scripting functions in writers

Functions returning an any type could be inserted into writers such as
Integrated Tunnels exporters, and type checking would incorrectly pass.
This could result in crashes where an incorrect value cast would occur.
This commit makes it so that ANY types will have an additional type
check based on the actual determined value.

Closes CyclopsMC/IntegratedScripting#20

1.21.1-1.23.13 - 2024-10-30 17:03:41 +0100

Fixed

1.21.1-1.23.12 - 2024-10-29 18:52:27 +0100

Fixed

1.21.1-1.23.11 - 2024-10-28 17:26:18 +0100

Changed

  • Optimize ingredient positions index
    This improves performance with Integrated Tunnels and Terminals.

1.21.1-1.23.10 - 2024-10-24 16:50:13 +0200

Fixed

  • Restore placement of levers on parts, Closes #1408
  • Fix crash when invalidating invalid network elements
    This could occur when using AE2's Spatial IO.
    Closes #1410
  • Fix unable to insert into part offset slots, Closes #1409

1.21.1-1.23.9 - 2024-10-14 15:19:24 +0200

Fixed

  • Fix incorrect type checking in complex reduce operation, Closes #1387

1.21.1-1.23.8 - 2024-10-06 14:03:24 +0200

Fixed

  • Fix crash when connecting cables with redstone with Sodium

1.21.1-1.23.7 - 2024-10-03 19:11:53 +0200

Changed

  • Improve performance by posting AttachCapabilitiesEventPart to other bus, Closes #1400

Fixed

  • Fix JEI ghosts items not working for lists in the LP
    Closes #1398
  • Fix wrong sided part being shown in The One Probe, Closes #1401
  • Fix auto-supply on batteries not working, Closes #1399
  • Fix round-robin misbehaving with filtered interfaces, Closes CyclopsMC/IntegratedTunnels#302

1.21.1-1.23.6 - 2024-09-23 17:26:41 +0200

Fixed

1.21.1-1.23.5 - 2024-09-17 20:28:05 +0200

Changed

  • Combine cable voxel shape components in getShape rather than getCollisionShape

Fixed

  • Fix broken offset enchancement recipe, Closes #1367
  • Fix crash when placing Proxy or Materializer in SMP, Closes #1392

1.21.1-1.23.4 - 2024-08-24 07:17:19 +0200

Fixed

  • Delay Terrablender registration
    This fixes rare crashes when Terrablender was not yet fully initialized.
    #1385

1.21.1-1.23.3 - 2024-08-22 19:01:40 +0200

Fixed

  • Fix Redstone Writers not always updating signals
    Closes #1377
    Closes #1382
  • Fix crash when getting facade colors for specific blocks, Closes #1380
  • Fix op_by_name crashing if ResourceLocation is invalid, Closes #1381
  • Fix regex scan producing illegal lists for non-zero groups, Closes #1378
  • Refer to NeoForge's updateJSONURL instead of Forge's
  • Fixed Feature Order Cycle (FOC)

[1.21.1-1.23.2] - 2024-08-09 21:06:15 +0200

Changed

  • Update to updated CommonCapabilities API
    Required for #1375
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