jMonkeyEngine is a modern developer friendly game engine written primarily in Java.
Its minimalistic and code first approach makes it perfect for developers who want the support of a game engine while retaining full control over their code with the ability to extend and adapt the engine to their workflow.

Spoxel powered by jMonkeyEngine

Explore, customize, and build across the world of Spoxel as you fight the otherworlders who have subjugated the land and forced the grounders below the surface. Use runes to construct custom powerful …
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jMonkeyEngine is a feature-rich engine capabale of creating both beautiful
and complex games, single-player or networked, on a wide variety of platforms.


  • Windows
  • Linux
  • Mac OSX
  • Raspberry Pi 3 (OpenGL ES 2.0)
  • Raspberry Pi 4 (OpenGL ES 3.2)
  • Android

Supported Model Formats

  • GLTF
  • OBJ


  • Support for WAV, MP3 and OGG file formats.
  • Buffered and Streaming support.
  • Global, directional and positional sounds.


  • Mouse and Keyboard
  • Touchscreen
  • Joystick/Joypad/Wheel


  • Batching
  • Instancing
  • 2D and 3D scene support
  • Level of Detail
  • Light Culling
  • Single Pass Lighting


  • Tween API with out of the box support for spatial, bone and morph animations
  • Stock Tweens availble:
    • Sequence tween: a tween that plays tweens in sequence.
    • Parallel tween: a tween that plays tweens in parallel.
    • Delay tween : a tween that just waits…
    • Stretch tween: a tween that wraps another tween and change its duration.
    • Camera tween: moves the camera…
    • CallMethod: calling a method on an object …
  • Animation Blending
  • Animation interpolation (interpolors for rotation, position, scale and time)
  • Hardware Skinning


  • OpenGL support up to OpenGL 4.5
  • OpenGL ES support up to 3.0
  • LWJGL2 and 3
  • Post Processing
  • Stock Post Processors
    • Water
    • Screen Space Ambient Occlusion
      • Supports Approximate Normals (50% faster)
    • Bloom
    • Cartoon Edge
    • Color Overlay
    • Cross-Hatch
    • Depth Of Field
    • Fast Approximate Anti Aliasing
    • Fog
    • Light Scattering
    • Posterization
    • Radial Blur
    • ToneMap
  • Unshaded Materials
  • Phong Lighting Materials
  • PBR Materials
    • Sphere and OrientedBox Probe areas
    • Light Probe blending (up to 3 light probes)
    • Supports both Roughness/Metallic & Roughness/SpecularGloss workflow
  • Vertex, Fragment and Geometry shader support
  • Texture Atlas support
  • Particles


  • Support for Java 1.8+
  • Use Kotlin, Groovy or any combination all in one project.


  • Bullet Physics
  • Minie Physics - A high-powered improved and up-to-date binding around Bullet with “soft body” support.


  • Networking API supporting UDP/TCP either with low-level Messaging or high-level RMI.
  • SimEthereal - A high performance library for real-time networked object synching


  • Lemur - a fast and efficient Jme-Native 2D and 3D GUI Toolkit.
  • JME-JFX-11 - A bridge to create a 2D GUI in JME using JavaFX 11.

Entity System

  • Zay-ES - A high-performance entity-component-system


  • DetailedProfiler - Displays timing information for various areas of your game to determine bottlenecks