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Slot Customization API

Slot Customization API

A small API for mods to dynamically modify inventory slots. Allows changing the position, disabling/enabling slots and adds tooltips for empty slots.

45.7k
13

Compatibility

Minecraft: Java Edition

1.21.10–1.21.11
1.21–1.21.1
1.20.6
1.20.1

Platforms

Supported environments

Client and server

Links

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Creators

TheRedBrain
TheRedBrainMember

Details

Licensed MIT
Published 2 years ago
Updated 3 weeks ago

3.1.0

by TheRedBrain on Dec 22, 2025
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3.1.0

  • updated to Minecraft 1.21.11
  • migrated to MojangMappings
  • added dependency on Fzzy Config
  • added client config option to disable empty slot tooltips

3.0.0

by TheRedBrain on Oct 23, 2025
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3.0.0

  • updated to 1.21.10

2.2.0

by TheRedBrain on Jul 3, 2025
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2.2.0

  • added API for empty slot tooltips

2.1.0

by TheRedBrain on Aug 31, 2024
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2.1.0

  • updated to 1.21.1

2.0.0

by TheRedBrain on Jun 14, 2024
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Update to 1.21

1.0.0-1.20.1

by TheRedBrain on May 11, 2024
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Backport to 1.20.1

1.0.0

by TheRedBrain on May 3, 2024
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First release!