It's been a while but the wait is over! The latest update is finally here, bringing fresh improvements and new features since our last release in November! Here is the changelog:

Bidding/buying only works for all categories.
Fixed issue in previous prerelease where auctions would be removed in the all category.
Added blacklist commands.
Updated framework.
Fixed an issue where opening previous menu would cause gui lock.
Added backpack functionality, if inventory is full it goes here.
Fixed the open command accepting disabled menus.
Added Nexo support.
Fixed error with InventoryView for older servers.
Always make display name priority over item names in lang.
Added support for converting legacy colours to minimessage.
Added support for hex.
Added [cost] to start auction menu.
Added min option for sell rates.
Fixed display names not appearing on the menu.
Added offline deposits.
Fixed integer overflow.
Allowing to append "-own" on a lore section for owned auctions.
Added custom item NBT.
Changed ChestSorterAPI to an event.
Fixed reload command.
Added stored enchantments for items.