Try the Commands Troubleshooting and Help page if you get stuff with server errors.
Sign Command Maker Tool
Make a command that gives players prewritten signs with formated text. Set color and text style. Options to give, summon item, setblock, and falling block. When creating this custom sign command, the first step is to define the sign's content and format. This can be done by specifying the text, color, and style that the sign should have. For example, the sign could be made to display in bold, italicized text, or in a certain color to draw attention to important information.
Once the formatting has been defined, the command can be set up to give the sign to a player or place it at a specific location using the setblock command. In addition to giving players pre-written signs, the command can also include options to summon items or spawn falling blocks. Summoning a falling block creates a visual animation, when used with motion the sign can move in a direction.
Commands on signs
The command generator supports commands on signs. Use the link icon and select the action "run command", enter the command without the beginning slash. In most cases the command will need to be run with the execute command. There is a maximum of 1 command per sign line.
/give @a oak_sign{BlockEntityTag:{front_text:{messages:['[{"text":"say hello","clickEvent":{"action":"run_command","value":"say hello"}}]','[""]','[""]','[""]']}}}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
Read version history »
(44 More Updates)