Simple Double Jump

Adds a fully customizable double-jump mechanic to your game.

Features

• Customizable Jump Mechanics
  • Horizontal & Vertical force multipliers
  • Hunger Drain
  • Cooldown
• Audio & Visual Effects
  • Play any vanilla sound on jump.
  • Spawn configurable particles on jump.
• Preserve Fall Damage
  • Toggle whether players keep fall damage after a double jump.
• Fly Conflict Prevention
  • Automatically disables double jump whilst /fly is enabled to avoid conflicts.

Commands

Command	Description	Permission	Default
/sdj reload	Reload plugin configuration	sdj.admin	op

Permissions

Permission	Description	Default
sdj.admin	Reload the plugin’s config	op
sdj.use	Allow players to double jump	op

Configuration

config.yml

# Whether players keep fall damage after performing a double jump.
preserveFallDamage: true

# Prevents conflicts with flying abilities.
avoidFlyConflicts: true

# Use server-side ground detection instead of trusting client packets.
# Prevents exploits but may cause slight delays on high-latency connections.
hardenedGroundCheck: false

# When double jumping should be allowed:
#   ALL        - Available to everyone.
#   PERMISSION - Players need a specific permission.
activationMethod: "PERMISSION"

# Technical double jump configuration.
jump-settings:
  # Delay between consecutive double jumps (in server ticks; 20 ticks = 1 second).
  # To disable double jump cooldowns, set this value to 0 or less.
  cooldown-ticks: 0

  # The amount of hunger points that should be deducted per double jump.
  # 1 point = half a drumstick; set to 0 to disable hunger drain.
  hunger-drain: 1

  # Factor applied to the normalised look vector to compute horizontal velocity.
  # In simpler terms, increasing this value makes you travel farther horizontally.
  horizontal-force-multiplier: 0.5

  # The upward velocity applied when performing a double jumping.
  # Measured in blocks per tick; increase for a stronger vertical boost.
  vertical-velocity: 0.42

  # Double jump effects configuration.
  effects:
    sound:
      # Whether sound effects should be played whenever you double jump.
      enabled: true

      # The vanilla Minecraft sound to play whenever double jumping.
      source: "entity.ender_dragon.flap"

      # The volume level for the sound effect (0.0 to 1.0).
      volume: 0.5

      # The pitch modifier for the sound effect (0.0 to 2.0).
      pitch: 1.32

    particles:
      # Whether particle effects should be displayed whenever you double jump.
      enabled: true

      # The vanilla Minecraft particle to spawn whenever double jumping.
      type: "CLOUD"

      # The number of particles to spawn per double jump.
      count: 30

      # How far particles can spread from the players position.
      spread: 0.25

language.yml

reload: "&aConfiguration successfully reloaded!"
no-permission: "&cYou don't have permission to run this command."
players-only: "&cYou cannot run this command via the console."
cooldown: "&cYou must wait &e<cooldown>&c seconds before double jumping again!"

exempt-toggle:
  on: "&aDouble jumping enabled."
  off: "&cDouble jumping disabled."

Support & License

⭐ If you find this project useful, consider giving it a star on GitHub!

📜 This project is under the MIT License.