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:
    1,526
    Messages:
    30,214
    Latest: Advanced NPC Util. [1.17] (Packets) DanielTheDev, Jun 25, 2021
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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:
    15,462
    Latest: Work in Progress Plugins CodeVyxis, Mar 21, 2018
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  1.   » Sticky Threads
  2. Zombie_Striker
    Locked Sticky

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

    Zombie_Striker, Nov 30, 2015 ... 2
    Replies:
    30
    Views:
    17,837
    MasterDoctor
    Mar 18, 2016
  3. Forge_User_45064837
    Locked Sticky

    Marking threads as Solved/Filled

    Forge_User_45064837, Mar 22, 2015 ... 2
    Replies:
    42
    Views:
    16,543
    I Al Istannen
    Sep 17, 2016
  4. EvilSeph
    Locked Sticky

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

    EvilSeph, Jul 1, 2013 ... 2
    Replies:
    58
    Views:
    52,961
    ChipDev
    Jul 11, 2014
  5. mbaxter
    Locked Sticky

    Common Mistakes

    mbaxter, Sep 12, 2012 ... 5 6 7
    Replies:
    192
    Views:
    59,573
    bdubz4552
    Sep 17, 2014
  6. DrBowe
    Locked Sticky

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

    DrBowe, Aug 19, 2011 ... 2 3
    Replies:
    74
    Views:
    119,455
    XzKNIGHTzX
    Aug 13, 2014
  7. Dinnerbone
    Locked Sticky

    ChunkGenerators & BlockPopulators FAQ

    Dinnerbone, Jun 23, 2011 ... 3 4 5
    Replies:
    145
    Views:
    95,184
    minelazz
    Jul 25, 2014
  8. EvilSeph
    Locked Sticky

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

    EvilSeph, Feb 8, 2011 ... 2 3 4
    Replies:
    99
    Views:
    52,926
    Dudemister1999
    Oct 27, 2014
  9.   » Normal Threads
  10. Bilna

    Is there a way to get sound duration

    Bilna, Sep 20, 2021 at 11:51 AM
    Replies:
    1
    Views:
    2
    davidclue
    Sep 20, 2021 at 3:18 PM
  11. PainSlice

    CustomPvPdrops

    PainSlice, Sep 19, 2021 at 12:00 AM
    Replies:
    1
    Views:
    5,398
    timtower
    Sep 20, 2021 at 1:45 AM
  12. davidclue

    Solved Connecting to a server for data

    davidclue, Sep 17, 2021 at 4:21 PM
    Replies:
    5
    Views:
    18,007
    davidclue
    Sep 20, 2021 at 3:15 PM
  13. voltywolty

    Not updating inventory after right click

    voltywolty, Sep 15, 2021 at 11:12 AM
    Replies:
    1
    Views:
    1,040
    man_in_matrix
    Sep 15, 2021 at 12:07 PM
  14. davidclue

    Random Java Algorithm

    davidclue, Sep 14, 2021 at 3:46 PM
    Replies:
    8
    Views:
    1,496
    davidclue
    Sep 16, 2021 at 6:40 PM
  15. man_in_matrix

    Solved Way to get PeristentDataContainer from a different class?

    man_in_matrix, Sep 13, 2021
    Replies:
    4
    Views:
    1,561
    man_in_matrix
    Sep 15, 2021 at 11:53 AM
  16. Dai_Kunai

    YAMLConfiguration (When to save?)

    Dai_Kunai, Sep 13, 2021
    Replies:
    7
    Views:
    1,562
    Dai_Kunai
    Sep 14, 2021 at 2:52 PM
  17. man_in_matrix

    Solved Way to take specific parts of an items lore?

    man_in_matrix, Sep 12, 2021
    Replies:
    2
    Views:
    1,127
    man_in_matrix
    Sep 12, 2021
  18. drillbitsworkshop

    Solved remove item from inventory and put in chest

    drillbitsworkshop, Sep 12, 2021
    Replies:
    2
    Views:
    2,241
    drillbitsworkshop
    Sep 12, 2021
  19. stvnzii

    setLore for my ItemStack does not work.

    stvnzii, Sep 11, 2021
    Replies:
    2
    Views:
    2,104
    man_in_matrix
    Sep 12, 2021
  20. ReillyKing

    How to get the front back right left position value of the entity

    ReillyKing, Sep 11, 2021
    Replies:
    1
    Views:
    3,378
    Dai_Kunai
    Sep 14, 2021 at 4:28 PM
  21. CommanderPaladin

    Solved How to mute commands

    CommanderPaladin, Sep 11, 2021
    Replies:
    2
    Views:
    1,137
    CommanderPaladin
    Sep 12, 2021
  22. xpaintall

    How can I sort a MySQL Table to match "UUID", "Integer"?

    xpaintall, Sep 11, 2021
    Replies:
    1
    Views:
    1,365
    timtower
    Sep 11, 2021
  23. Tim_M

    Solved How to send packet to player?

    Tim_M, Sep 10, 2021
    Replies:
    1
    Views:
    1,417
    Kars
    Sep 11, 2021
  24. IlBmdiquartiere

    Unhandled exception

    IlBmdiquartiere, Sep 9, 2021
    Replies:
    9
    Views:
    10,167
    timtower
    Sep 16, 2021 at 7:09 AM
  25. BaddCamden

    Custom Entity Crashes Server

    BaddCamden, Sep 8, 2021
    Replies:
    2
    Views:
    1,792
    BaddCamden
    Sep 11, 2021
  26. Broeder_Mc_Henk

    Prevent config values from being overwritten on restart

    Broeder_Mc_Henk, Sep 8, 2021
    Replies:
    4
    Views:
    2,738
    davidclue
    Sep 9, 2021
  27. drillbitsworkshop

    Solved Help getting API

    drillbitsworkshop, Sep 6, 2021
    Replies:
    8
    Views:
    10,661
    drillbitsworkshop
    Sep 10, 2021
  28. FoxinatorDev

    Solved 1.17.1 Custom Entity always spawns as a pig

    FoxinatorDev, Sep 6, 2021
    Replies:
    0
    Views:
    1,452
    FoxinatorDev
    Sep 6, 2021
  29. Divlocket

    detecting when a player right clicks while holding an item

    Divlocket, Sep 5, 2021
    Replies:
    3
    Views:
    5,833
    byteful
    Sep 7, 2021
  30. advancedjus

    How to Disable Water Drying Up

    advancedjus, Sep 5, 2021
    Replies:
    1
    Views:
    3,969
    timtower
    Sep 6, 2021
  31. Tim_M

    Solved Checking for dates?

    Tim_M, Sep 5, 2021
    Replies:
    3
    Views:
    1,467
    Tim_M
    Sep 5, 2021
  32. Tim_M

    How to use FAWE API?

    Tim_M, Sep 5, 2021
    Replies:
    0
    Views:
    1,221
    Tim_M
    Sep 5, 2021
  33. _TheTechGuy_

    Cannot add an object to ArrayList

    _TheTechGuy_, Sep 5, 2021
    Replies:
    4
    Views:
    6,022
    KarimAKL
    Sep 10, 2021
  34. Fillder

    Solved Get List from Custom Config

    Fillder, Sep 4, 2021
    Replies:
    2
    Views:
    1,533
    Fillder
    Sep 4, 2021
  35. BaddCamden

    Solved New GoalSelector?

    BaddCamden, Sep 4, 2021
    Replies:
    3
    Views:
    1,600
    FoxinatorDev
    Sep 6, 2021
  36. chaniloko

    Get item id of enchanted items

    chaniloko, Sep 4, 2021
    Replies:
    3
    Views:
    3,577
    Strahan
    Sep 6, 2021
  37. NightmareFox

    Solved How to make a class that listens for a argument

    NightmareFox, Sep 3, 2021
    Replies:
    5
    Views:
    1,498
    timtower
    Sep 3, 2021
  38. _TheTechGuy_

    Solved Getting plugin version returns me IllegalStateException

    _TheTechGuy_, Sep 1, 2021
    Replies:
    2
    Views:
    2,405
    _TheTechGuy_
    Sep 2, 2021
  39. Nico8k

    Whitelist an Offline Player

    Nico8k, Aug 31, 2021
    Replies:
    2
    Views:
    1,925
    davidclue
    Sep 9, 2021
  40. LIMPIX31

    Bad packet id 123

    LIMPIX31, Aug 31, 2021
    Replies:
    1
    Views:
    2,002
    Kars
    Sep 5, 2021
  41. LIMPIX31

    Pass the file to pluginMessage

    LIMPIX31, Aug 31, 2021
    Replies:
    6
    Views:
    3,600
    LIMPIX31
    Sep 15, 2021 at 2:24 AM
  42. Cubefun

    damage cause

    Cubefun, Aug 31, 2021
    Replies:
    3
    Views:
    1,618
    Tim_M
    Aug 31, 2021
  43. Nico8k

    Give player a custom Item

    Nico8k, Aug 30, 2021
    Replies:
    1
    Views:
    1,390
    timtower
    Aug 30, 2021
  44. Kenda

    Give splash potion and potion

    Kenda, Aug 29, 2021
    Replies:
    1
    Views:
    1,948
    Kenda
    Sep 1, 2021
  45. davidclue

    API Versions

    davidclue, Aug 29, 2021
    Replies:
    3
    Views:
    1,390
    timtower
    Aug 29, 2021
  46. xpaintall

    Solved How can I get a value from a MySQL database?

    xpaintall, Aug 28, 2021
    Replies:
    5
    Views:
    1,754
    CraftCreeper6
    Aug 28, 2021
  47. MavenDisrrpt

    "plugin" is being returned as null

    MavenDisrrpt, Aug 28, 2021
    Replies:
    1
    Views:
    1,726
    timtower
    Aug 28, 2021
  48. saifcraft

    invalid plugin.yml

    saifcraft, Aug 27, 2021
    Replies:
    3
    Views:
    2,869
    Dai_Kunai
    Sep 14, 2021 at 4:36 PM
  49. Krippi

    sendBlockChange() does not work correctly with clickedblocks

    Krippi, Aug 27, 2021
    Replies:
    1
    Views:
    1,427
    timtower
    Aug 27, 2021
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