Try the Commands Troubleshooting and Help page if you get stuff with server errors.
Written Book Command Maker Tool
Generate a give command for the Minecraft written book item, and add your own written content. Set color and styles, with some support for links and commands. The page editor allows for a variety text colors and styles. By linking text you can add links and commands. Commands in links can be a little tricky, so not all commands may work.
Page flow, pagination
There are several limits with page spacing. Pages allow for 14 lines, each line allows about 23 characters. Words and characters will automatically wrap to the next line. Create new lines using the enter key. Extra lines will be cut off the bottom of a page and not visible in most cases.
Creating New Pages
Use the "Insert page break" button to add new pages. New pages will separate into page by a horizontal line. To remove page breaks use the backspace or delete key, in the space way you would remove text.Minecraft Versions Permalinks
If you find yourself using a particular version all the time, you can link directly. There is some crossover between versions, so there will be quirks.
Version History
added1.21 items
addedSome 1.20.5 particle support
patch1.20.5 Container item component nbt
patchText/Lore importing
added1.20.5 finished adding summon potion, firework, item, falling block, and block display support
patch1.20.5 fixed sweeping which had been renamed to sweeping_edge
added1.20.5 import for banners, enchanted books, fireworks, goat horns, knowledge books, player heads, potions, signs, and written books
added1.20.5 import for base command, and armor
added1.20.5 support for banners and premade banners
patch1.20.5 potion Ambient, Particles, Icon
added1.20.5 support for summon item
added1.20.5 support for signs
patchplayer head texture urls not working
added1.20.5 support for Enchanted Books, Fireworks, Player Heads
added1.20.5 support for Potions, Written Books
patchTargets not updating when updated
added1.20.5 support for Armor, Knowledge Books
patchItem search
addedGive generator migrated to version 2
addedBanner generator migrated to version 2
added1.20.5 predicates, sbt
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(44 More Updates)