This command adds a booster that throws you up and you don't take fall damage while holding it.
How to install
How to import this command into your world
First, you must give yourself a command block (If you are on a server, you must be 'OP'ed, and have access to /gamemode 1)
To get a command block, type
/give @p command_block in the chat.
Once you have a command block, right click it to open it's GUI.
Now, you must copy and paste the command from your browser into the game. Select the entire command from below, then right click and press 'copy'.
Next, go back to your minecraft world, and paste the command you just copied into the command block. There are a few different keys that may be used to do this, depending on your keyboard. The most common ones are 'CTRL + V', 'COMMAND + V', or 'STRG + V'
Finally, you can press done to exit the GUI, and execute the command block by powering it with a redstone block, a lever, or any thing you can get your grubby hands on. Just make sure you don't place it on top of the command block, or the machine will not be installed!
Show source commands
# This user did not upload the source commands!
summon falling_block ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:falling_block,Block:redstone_block,Time:1,Passengers:[{id:falling_block,Block:activator_rail,Time:1,Passengers:[{id:commandblock_minecart,Command:"gamerule commandBlockOutput false"},{id:commandblock_minecart,Command:"fill ~2 ~-3 ~-2 ~8 ~ ~2 concrete 11 hollow"},{id:commandblock_minecart,Command:"fill ~2 ~-2 ~-2 ~8 ~-1 ~2 stained_glass 11 0 concrete"},{id:commandblock_minecart,Command:"/scoreboard objectives add sih dummy"},{id:commandblock_minecart,Command:"/scoreboard objectives add ccb dummy"},{id:commandblock_minecart,Command:"/scoreboard objectives add tb dummy"},{id:commandblock_minecart,Command:"/scoreboard objectives add flying stat.sneakTime"},{id:commandblock_minecart,Command:"/tellraw @a [\"\",{\"text\":\"Jump Booster Vanila Mod\\n\",\"color\":\"yellow\",\"bold\":true,\"underlined\":true},{\"text\":\"Feito por jean224\\n\",\"color\":\"yellow\",\"bold\":true,\"underlined\":true},{\"text\":\"Clique aqui para ver mais comandos meus\",\"color\":\"yellow\",\"bold\":true,\"underlined\":true,\"clickEvent\":{\"action\":\"open_url\",\"value\":\"http://onecmd.com/?creator=jean224\"}}]"},{id:commandblock_minecart,Command:"setblock ~1 ~-2 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"Destruir\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/scoreboard players tag @p add booster(d)\\\"},\\\"bold\\\":true}\",Text2:\"{\\\"text\\\":\\\"\\\"}\",Text3:\"{\\\"text\\\":\\\"\\\"}\",Text4:\"{\\\"text\\\":\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"setblock ~1 ~-1 ~ wall_sign 4 0 {Text1:\"{\\\"text\\\":\\\"Ajuda\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/say Drop 1 Estela do Nether, 16 Gravetos e 16 Dinamites para fazer o Booster. \\\"},\\\"bold\\\":true}\",Text2:\"{\\\"text\\\":\\\"\\\",\\\"clickEvent\\\":{\\\"action\\\":\\\"run_command\\\",\\\"value\\\":\\\"/say Segure o Booster e aperte shift para usar o Booster.\\\"}}\",Text3:\"{\\\"text\\\":\\\"\\\"}\",Text4:\"{\\\"text\\\":\\\"\\\"}\"}"},{id:commandblock_minecart,Command:"fill ~3 ~-2 ~-1 ~7 ~-1 ~1 chain_command_block 5"},{id:commandblock_minecart,Command:"fill ~6 ~-1 ~1 ~5 ~-1 ~1 chain_command_block 12"},{id:commandblock_minecart,Command:"setblock ~7 ~-1 ~1 chain_command_block 4"},{id:commandblock_minecart,Command:"setblock ~7 ~-2 ~1 chain_command_block 1"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~ chain_command_block 3"},{id:commandblock_minecart,Command:"fill ~7 ~-2 ~ ~4 ~-2 ~ chain_command_block 4"},{id:commandblock_minecart,Command:"setblock ~7 ~-2 ~-1 chain_command_block 3"},{id:commandblock_minecart,Command:"setblock ~3 ~-2 ~-1 repeating_command_block 5"},{id:commandblock_minecart,Command:"blockdata ~5 ~-1 ~1 {auto:1,Command:\"/fill ~4 ~1 ~1 ~-5 ~-2 ~-6 minecraft:air\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-1 ~1 {auto:1,Command:\"summon falling_block ~ ~1 ~ {Block:stone,Time:1,Passengers:[{id:falling_block,Block:redstone_block,Time:1,Passengers:[{id:falling_block,Block:activator_rail,Time:1,Passengers:[{id:commandblock_minecart,Command:\\\"gamerule commandBlockOutput false\\\"},{id:commandblock_minecart,Command:\\\"/scoreboard objectives remove ccb\\\"},{id:commandblock_minecart,Command:\\\"/scoreboard objectives remove flying\\\"},{id:commandblock_minecart,Command:\\\"/scoreboard objectives remove sih\\\"},{id:commandblock_minecart,Command:\\\"/scoreboard objectives remove tb\\\"},{id:commandblock_minecart,Command:\\\"/scoreboard players tag @a remove booster(d)\\\"},{id:commandblock_minecart,Command:\\\"fill ~3 ~-2 ~ ~3 ~-2 ~ chain_command_block 5\\\"},{id:commandblock_minecart,Command:\\\"setblock ~3 ~-2 ~ repeating_command_block 5\\\"},{id:commandblock_minecart,Command:\\\"blockdata ~3 ~-2 ~ {auto:1,Command:\\\\\\\"/setblock ~ ~ ~ air \\\\\\\"}\\\"},{id:commandblock_minecart,Command:\\\"setblock ~ ~ ~1 command_block 0 0 {Command:\\\\\\\"fill ~ ~-3 ~-1 ~ ~ ~ air\\\\\\\"}\\\"},{id:commandblock_minecart,Command:\\\"setblock ~ ~-1 ~1 redstone_block\\\"},{id:commandblock_minecart,Command:\\\"kill @e[type=commandblock_minecart,r=1]\\\"}]}]}]}\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-1 ~1 {auto:1,Command:\"/testfor @e[tag=booster(d)]\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~1 {auto:1,Command:\"/effect @e[,score_sih_min=1] minecraft:jump_boost 1 255 true\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~1 {auto:1,Command:\"/entitydata @e[tag=name] {CustomName:\\\"Booster\\\",CustomNameVisible:1}\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~1 {auto:1,Command:\"/scoreboard players tag @e[type=Item] add name {Item:{id:\\\"minecraft:stick\\\",Count:1b,tag:{display:{Name:\\\"Booster\\\",Lore:[\\\"Booster\\\"]}}}} \"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~1 {auto:1,Command:\"/execute @e[score_ccb=1,score_ccb_min=1] ~ ~ ~ execute @e[score_ccb=2,score_ccb_min=2,r=1] ~ ~ ~ execute @e[score_ccb=3,score_ccb_min=3,r=1] ~ ~ ~ kill @e[score_ccb_min=1,r=1]\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~1 {auto:1,Command:\"/execute @e[score_ccb=1,score_ccb_min=1] ~ ~ ~ execute @e[score_ccb=2,score_ccb_min=2,r=1] ~ ~ ~ execute @e[score_ccb=3,score_ccb_min=3,r=1] ~ ~ ~ summon item ~ ~0.5 ~ {CustomName:\\\"Booster\\\",CustomNameVisible:1,Tags:[\\\"BOR\\\"],Item:{id:\\\"minecraft:stick\\\",Count:1b,tag:{display:{Name:\\\"Booster\\\",Lore:[\\\"Booster\\\"]}}}}\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~ {auto:1,Command:\"/scoreboard players set @e[type=Item] ccb 3 {Item:{id:\\\"minecraft:nether_star\\\",Count:1b}}\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~ {auto:1,Command:\"/scoreboard players set @e[type=Item] ccb 2 {Item:{id:\\\"minecraft:tnt\\\",Count:16b}}\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~ {auto:1,Command:\"/scoreboard players set @e[type=Item] ccb 0 {Item:{id:\\\"minecraft:stick\\\",Count:1b,tag:{display:{Name:\\\"Booster\\\",Lore:[\\\"Booster\\\"]}}}} \"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~ {auto:1,Command:\"/scoreboard players set @e[type=Item] ccb 1 {Item:{id:\\\"minecraft:stick\\\",Count:2b}}\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~ {auto:1,Command:\"/scoreboard players set @a[score_tb_min=10] tb 1\"}"},{id:commandblock_minecart,Command:"blockdata ~7 ~-2 ~-1 {auto:1,Command:\"/scoreboard players remove @e[score_flying_min=1] flying 1\"}"},{id:commandblock_minecart,Command:"blockdata ~6 ~-2 ~-1 {auto:1,Command:\"/execute @e[score_flying_min=1,score_sih_min=1,score_tb_min=10] ~ ~ ~ summon creeper ~ ~1 ~ {ExplosionRadius:-1,Fuse:0}\"}"},{id:commandblock_minecart,Command:"blockdata ~5 ~-2 ~-1 {auto:1,Command:\"/scoreboard players add @a tb 1\"}"},{id:commandblock_minecart,Command:"blockdata ~4 ~-2 ~-1 {auto:1,Command:\"/scoreboard players remove @e[score_sih_min=1] sih 1\"}"},{id:commandblock_minecart,Command:"blockdata ~3 ~-2 ~-1 {auto:1,Command:\"/scoreboard players set @a sih 2 {SelectedItem:{id:\\\"minecraft:stick\\\",tag:{display:{Lore:[Booster]}}}}\"}"},{id:commandblock_minecart,Command:"setblock ~ ~ ~1 command_block 0 0 {Command:\"fill ~ ~-3 ~-1 ~ ~ ~ air\"}"},{id:commandblock_minecart,Command:"setblock ~ ~-1 ~1 redstone_block"},{id:commandblock_minecart,Command:"kill @e[type=commandblock_minecart,r=1]"}]}]}]}