Bukkit

Usage of commands:
Using /inf instead of /info for compability with WorldEdit
Can use /getinfo or /someinfo
/inf [save] - Server info
/inf player [Player] [save] - Player info
/inf item [Player] [save] - Info for item in Player hand
/inf plugin [Plugin] [save] - Info about Plugin
/inf help [Command] - Command list or help for command If Player not specified, using player that run command
Some Info as plugin by default
[save] flag saves info to text file in plugin folder plugins/SomeInfo

Server

1. MOTD
   Text under your server name in client server list
   
   
2. Version
   Your server version. Configurable
   If use-custom-version TRUE, then
   using custom version that you set in custom-version
   custom version can include letters
   If FALSE, then using bukkit version (eg 1.5.2-R0.1)
   
   
3. World existing
   Displays is Nether, End world allowed
   Nether can be disabled in server.properties
   End world can be disabled in bukkit.yml
   
   
4. Flight
   Displays is flight allowed (eg fly hack or lag)
   Can be disabled in server.properties
   
   
5. Players
   Displays current online
   
   
6. Default gamemode
   Gamemode of players that joined first time
   Can be set in server.properties
   
   
7. Online mode
   Displays is this server licensed or pirated
   Only Licensed players (bought minecraft)
   Can join Licensed server
   Pirated servers can be joined by anyone
   Can be disabled in server.properties
   
   
8. Worlds amount
   Amount of worlds
   Includes Nether and End if enabled
   
   
9. Spawn protection radius
   Radius of protected block around spawn point
   Only OPs can break blocks in this radius
   Can be changed in server.properties
   
   
10. OP amount
    Amount of OPs
    OP is default admin that have access to everything.
    Better to use Permissions instead of OPs
    Can be added or removed in ops.txt
    
    
11. Banned players amount
    Amount of banned players
    Banned players can't join server
    Can be added or removed in banned-players.txt
    
    
12. Banned IPs amount
    Amount of banned IPs
    Player with banned IP cant join server
    Keep in mind, some players can reboot computer and get new IP
    
    
13. Total players played
    Total players that joined your server
    Im not is it work properly
    Possible it count not players, but joins
    
    
    

Player

1. OP
   Shows [OP] if player is OP
   
   
2. IP
   Displays IP adress of player
   
   
3. Spawn point location
   Location, where player spawning
   Compass guides to this point
   
   
4. Current location
   Location of player, when command called
   
   
5. Item in hand
   Item that player currently holding in hand
   
   
6. Level
   Current player level
   
   
7. Experience
   Total experience
   
   
8. Health
   Current player health
   One heart = 2 health
   20 health total
   
   
9. Food
   Current food level
   One "chicken" = 2 food
   20 food total
   
   
10. Air
    Current air level if player is under water
    Total air = 300 ticks That means player can stay under water for 3 seconds Enchantments can increase this time
    
    

Item

1. Display name
   Name of item that players see
   Can change using anvil
   
   
2. Lore
   Text that shows under item name
   Can change only using other plugins like NBTEditor
   
   
3. Enchantments
   List of all enchantments
   Without level, but i will add it soon
   
   
4. Durability
   Blocks/hits that this item can do until it broke
   Different tool materials have different durability
   
   
5. Amount
   Current amount and total stack size
   
   
   

Block

1. Location
   XYZ location
   
   
2. Liquid
   Is this block liquid (Water or lava)
   
   
3. Biome
   Biome
   
   
4. Power
   Redstone power
   
   
5. Light Level
   Light level (0-15)
   
   
6. Piston Reaction
   What happens with block if piston tries to push it
   It can BREAK, MOVE, BLOCK piston
   Different blocks have different reaction
   
   
7. Humidity
   Whatever is it. Every biome has different values
   
   
8. Temperature
   Whatever is it. Every biome has different values
   
   
   

Plugin

1. Version
   Version of plugin.
   
   
2. Description
   Description of plugin
   
   
3. Authors
   Authors of plugin.