Plugin Development

Need help developing a plugin? Got a bug you can't squash? Ask in here!

  1. Resources

    Useful resources for developers, like tutorials and guides, etc.
    Discussions:
    1,524
    Messages:
    30,060
    Latest: Create Custom Items and Textures lil_kho, Oct 5, 2023
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  2. WIP and Development Status

    Works in progress and status of plugins being ported can be found here.
    Discussions:
    995
    Messages:
    15,458
    Latest: Work in Progress Plugins CodeVyxis, Mar 21, 2018
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  1.   » Sticky Threads
  2. DrBowe
    Locked Sticky

    How to read stack-traces, and troubleshoot your own plugins (by yourself)

    DrBowe, Aug 19, 2011 ... 2 3
    Replies:
    74
    Views:
    142,667
    XzKNIGHTzX
    Aug 13, 2014
  3. Dinnerbone
    Locked Sticky

    ChunkGenerators & BlockPopulators FAQ

    Dinnerbone, Jun 23, 2011 ... 3 4 5
    Replies:
    145
    Views:
    113,791
    minelazz
    Jul 25, 2014
  4. mbaxter
    Locked Sticky

    Common Mistakes

    mbaxter, Sep 12, 2012 ... 5 6 7
    Replies:
    192
    Views:
    74,704
    bdubz4552
    Sep 17, 2014
  5. EvilSeph
    Locked Sticky

    On namespaces - please do NOT use *.bukkit in your plugins.

    EvilSeph, Feb 8, 2011 ... 2 3 4
    Replies:
    99
    Views:
    62,892
    Dudemister1999
    Oct 27, 2014
  6. EvilSeph
    Locked Sticky

    Oops, I didn't break your plugins - ambiguous getHealth()

    EvilSeph, Jul 1, 2013 ... 2
    Replies:
    58
    Views:
    61,165
    ChipDev
    Jul 11, 2014
  7. Zombie_Striker
    Locked Sticky

    [READ ME FIRST] How to make a Plugin Development Thread

    Zombie_Striker, Nov 30, 2015 ... 2
    Replies:
    30
    Views:
    24,289
    MasterDoctor
    Mar 18, 2016
  8. Forge_User_45064837
    Locked Sticky

    Marking threads as Solved/Filled

    Forge_User_45064837, Mar 22, 2015 ... 2
    Replies:
    42
    Views:
    20,857
    I Al Istannen
    Sep 17, 2016
  9.   » Normal Threads
  10. Starrk
    Locked

    [Citizens] Pre-installed Skins

    Starrk, Jun 23, 2011 ... 2 3
    Replies:
    70
    Views:
    313,764
    Scaryman441
    Aug 6, 2014
  11. Forge_User_99411586
    Locked

    Testing for players location - thats not my thread. Can someone delete it?

    Forge_User_99411586, Apr 11, 2017
    Replies:
    0
    Views:
    289,720
    Erumeldor
    Apr 11, 2017
  12. Dinnerbone
    Locked

    Permissions FAQ

    Dinnerbone, Jul 7, 2011 ... 11 12 13
    Replies:
    378
    Views:
    289,112
    Necrodoom
    Jun 11, 2014
  13. FluffyNarwhals
    Locked

    Disable Mob Spawning Naturally In A World

    FluffyNarwhals, May 25, 2013
    Replies:
    15
    Views:
    194,580
    Puntherline
    Jul 15, 2014
  14. kag359six
    Locked

    Can someone explain permissions and how to set them?

    kag359six, Jun 29, 2012
    Replies:
    12
    Views:
    156,234
    Digi
    Jun 30, 2012
  15. Forge_User_62502025
    Locked

    Best way to check if a String is a UUID

    Forge_User_62502025, Apr 18, 2014
    Replies:
    7
    Views:
    145,315
    xTrollxDudex
    Oct 23, 2014
  16. TeyKey1
    Locked

    Solved The type java.util.Map$Entry cannot be resolved.

    TeyKey1, Jun 20, 2014
    Replies:
    9
    Views:
    142,897
    ferrago
    Jun 23, 2014
  17. Father Of Time
    Locked

    Printing special characters [♠, ♣, ♥, ♦] in chat...

    Father Of Time, Apr 24, 2012 ... 2
    Replies:
    43
    Views:
    129,319
    caldabeast
    Jun 2, 2012
  18. AstramG
    Locked

    Right Click with item event?

    AstramG, May 1, 2012
    Replies:
    22
    Views:
    114,494
    ChunkMe
    May 9, 2014
  19. _SleepyHere
    Locked

    So my code is supposed to discover a new recipe when you pick up an elytra but i cant seem to do it

    _SleepyHere, Apr 29, 2023
    Replies:
    5
    Views:
    105,664
    timtower
    May 8, 2023
  20. shablombiiii
    Locked

    Need help with this Backpack plugin I made

    shablombiiii, Apr 28, 2023
    Replies:
    3
    Views:
    104,333
    mehboss
    May 8, 2023
  21. Quackster
    Locked

    List of all Bukkit events.

    Quackster, Jun 15, 2012
    Replies:
    2
    Views:
    94,584
    Quackster
    Jun 15, 2012
  22. Forge_User_97019416
    Locked

    Example plugin.yml

    Forge_User_97019416, Jan 20, 2012 ... 2
    Replies:
    41
    Views:
    93,183
    Marium0505
    May 31, 2013
  23. Forge_User_36160002
    Locked

    Solved Delete all player data (as if he had never played)

    Forge_User_36160002, Feb 14, 2013
    Replies:
    4
    Views:
    92,034
    Goty_Metal
    Feb 14, 2013
  24. asdfaf11
    Locked

    [Solved] Java problem? Unsupported major.minor version 51.0

    asdfaf11, Dec 30, 2011
    Replies:
    13
    Views:
    91,376
    gablank
    Feb 23, 2012
  25. Der_anonyme_Gamer
    Locked

    Use Firebase (Realtime Database) in a Paper plugin

    Der_anonyme_Gamer, Apr 26, 2023
    Replies:
    0
    Views:
    90,898
    Der_anonyme_Gamer
    Apr 26, 2023
  26. LucasEmanuel
    Locked

    Solved Trying to find fairly balanced item price list

    LucasEmanuel, May 16, 2013
    Replies:
    10
    Views:
    87,787
    LucasEmanuel
    Jul 29, 2013
  27. FTWin01Gurl
    Locked

    [Directory] List of Events

    FTWin01Gurl, Nov 23, 2012
    Replies:
    26
    Views:
    85,234
    Ultimate_n00b
    Oct 19, 2013
  28. Panda_Crafter
    Locked

    Solved java.lang.Long cannot be cast to java.lang.Integer

    Panda_Crafter, Jul 29, 2016
    Replies:
    16
    Views:
    80,948
    Panda_Crafter
    Jul 29, 2016
  29. mrgreen33gamer
    Locked

    WorldEdit: HELP | How do you disable compass teleport

    mrgreen33gamer, Jan 2, 2014
    Replies:
    21
    Views:
    80,380
    ItsLeoFTW
    Feb 13, 2014
  30. XDemonic25
    Locked

    Add Potion Effect

    XDemonic25, Feb 25, 2012
    Replies:
    13
    Views:
    76,792
    WaywardGeek
    Aug 24, 2013
  31. williamtdr
    Locked

    Solved Teleport the Player

    williamtdr, Oct 3, 2012
    Replies:
    11
    Views:
    75,263
    Geekhellmc
    Jul 13, 2014
  32. Tauryuu
    Locked

    Run a console command in a plugin?

    Tauryuu, Jan 7, 2012
    Replies:
    13
    Views:
    74,880
    gummby8
    Feb 11, 2012
  33. SnowGears
    Locked

    [SOLVED] Teleporting to the nether and the end with no portals

    SnowGears, Aug 13, 2012
    Replies:
    24
    Views:
    72,014
    SnowGears
    Aug 16, 2012
  34. Techtony96
    Locked

    Solved Restarting Server

    Techtony96, Oct 24, 2012
    Replies:
    21
    Views:
    68,946
    D3stinia
    Feb 17, 2014
  35. HugoYip
    Locked

    CoreProtect: Is it possible to use /co rollback without rollback-ing entity?

    HugoYip, Aug 5, 2018
    Replies:
    0
    Views:
    67,961
    HugoYip
    Aug 5, 2018
  36. Forge_User_62729289
    Locked

    Plugin Development - A HUGE tutorial!

    Forge_User_62729289, Apr 29, 2011 ... 8 9 10
    Replies:
    282
    Views:
    66,911
    teetor
    Jun 4, 2012
  37. leet4044
    Locked

    Solved java.lang.NumberFormatException: For input string: "Game"

    leet4044, Aug 24, 2013
    Replies:
    14
    Views:
    65,276
    leet4044
    Aug 24, 2013
  38. TheGamesHawk2001
    Locked

    Special Characters *Double Arrow*

    TheGamesHawk2001, Nov 6, 2014
    Replies:
    23
    Views:
    65,159
    CheesyFreezy
    Feb 6, 2015
  39. Blackhawk3356
    Locked

    Solved Spawning in last location on world change. (MultiVerse)

    Blackhawk3356, Feb 13, 2014
    Replies:
    5
    Views:
    63,174
    CraftyBell
    Mar 15, 2015
  40. Musicguy
    Locked

    Give Player Items?

    Musicguy, Sep 17, 2012
    Replies:
    13
    Views:
    62,442
    Musicguy
    Sep 17, 2012
  41. PDKnight
    Locked

    Solved MySQL - No operations allowed after connection closed error

    PDKnight, Jan 1, 2015
    Replies:
    6
    Views:
    62,044
    PDKnight
    Jan 1, 2015
  42. Tster
    Locked

    stack overflow?? [SOLVED]

    Tster, Jan 29, 2012
    Replies:
    12
    Views:
    61,580
    bergerkiller
    Feb 18, 2012
  43. Requadin
    Locked

    Making a Countdown Timer

    Requadin, Aug 30, 2012
    Replies:
    18
    Views:
    60,823
    ionre
    Apr 7, 2014
  44. FowD8
    Locked

    Solved Problem loading libraries with Maven... "java.lang.NoClassDefFoundError: org/json/JSONObject"

    FowD8, Aug 9, 2016
    Replies:
    5
    Views:
    60,039
    FowD8
    Aug 9, 2016
  45. KaiBB
    Locked

    Convert String (PlayerName) to Player?

    KaiBB, Feb 15, 2012 ... 2
    Replies:
    35
    Views:
    58,618
    Bubelbub
    Jan 14, 2013
  46. Izz9
    Locked

    How do i use Vault?

    Izz9, Feb 14, 2012
    Replies:
    14
    Views:
    57,868
    quaz3l
    Feb 16, 2012
  47. Pyroblasted
    Locked

    Default walk speed?

    Pyroblasted, Feb 25, 2013
    Replies:
    6
    Views:
    57,438
    Robin_theglowgamer
    May 27, 2014
  48. TheEnderCrafter9
    Locked

    Solved Convert ticks to minutes and seconds.

    TheEnderCrafter9, Sep 6, 2016
    Replies:
    8
    Views:
    57,189
    DoggyCode™
    Sep 6, 2016
  49. IcyRelic
    Locked

    How do i make a command cooldown for my plugin?

    IcyRelic, Sep 23, 2012
    Replies:
    7
    Views:
    56,650
    MrFigg
    Sep 23, 2012
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