AdminTools
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Weiiswurst — Fully translated, 100% customizable AdminTools plugin, with permissions, a GUI and an API.
RPG Chest Premium
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Gilles_M — [1.12.2 - 1.16.]Create Unique RPG Styled Chests - Fully Customizable (in-game GUI) - Unique Features
Animatica
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CraterHater — Timelapses, Moving structures, Animate your server!, Create GIFs in-game, 1.13+