SystemNBTEditor

Features:
/editnbt or clicking the button in right down corner opens the menu.
UUID Conversion: add a player's name in the left box of the "Convert" button, it outputs UUID - perfect for "Owner" in entity_data.
/nbt export - NBT Exporting (importing soon to be added)

• NBT Size tooltip - every item has a size display

This project was made with the use of AI. I don't claim to 100% know Java.
Report all bugs to issues on the GitHub or message trustedsystem on discord.