Gems are redistributable packages that contain source code and assets that you can include in your Open 3D Engine (O3DE) projects to add new functionality. O3DE provides the following Gems:
Animation
| Gem | Description |
|---|
| EMotion FX Animation | The EMotion FX Animation Gem provides Open 3D Engine’s animation system for rigged actors and includes Animation Editor, a tool for creating animated behaviors, simulated objects, and colliders for rigged actors. |
| Maestro Cinematics | The Maestro Cinematics Gem provides Track View, Open 3D Engine’s animated sequence and cinematics editor. |
Artificial Intelligence
| Gem | Description |
|---|
| Kythera AI | The Kythera AI Gem provides support for Kythera AI features in Open 3D Engine (O3DE), and includes a demo project, levels, and assets that demonstrate the features of Kythera AI. |
| Recast Navigation | The Recast Navigation Gem provides support for building navigation meshes and calculating walkable paths within those navigation meshes. It uses open source library
Recast Navigation . An example of its use can be found in AutomatedTesting project in Navigation Sample level. |
Assets
| Gem | Description |
|---|
| Asset Validation | The Asset Validation Gem provides seed-related commands to ensure assets have valid seeds for asset bundling. |
| Custom Asset Example | The Custom Asset Example Gem provides example code for creating a custom asset for Open 3D Engine’s asset pipeline. |
| Dev Textures | The Dev Textures Gem provides a collection of general purpose texture assets useful for prototypes and preproduction. |
| Prefab Builder | The Prefab Builder Gem provides an Asset Processor module for prefabs, which are complex assets built by combining smaller entities. |
| Primitive Assets | The Primitive Assets Gem provides primitive shape mesh objects with physics enabled. |
| Scene Processing | The Scene Processing Gem provides FBX Settings, a tool you can use to specify the default settings for processing .fbx files for actors, meshes, motions, and PhysX. |
| Test Asset Builder | The Test Asset Builder Gem is used to feature test Asset Processor. |
Audio
| Gem | Description |
|---|
| Audio Engine Wwise | The Wwise Audio Engine Gem provides support for Audiokinetic Wave Works Interactive Sound Engine (Wwise). |
| Audio System | The Audio System Gem provides the Audio Translation Layer (ATL), which adds support for audio in your Open 3D Engine projects. |
| Microphone | The Microphone Gem provides support for audio input through microphones. |
| MiniAudio | The MiniAudio Gem provides support for audio playback and positioning using
MiniAudio . |
AWS
| Gem | Description |
|---|
| AWS Client Auth | The AWS Client Auth Gem provides solutions for client authentication and AWS authorization. |
| AWS Core | The AWS Core Gem provides basic shared AWS functionality such as AWS SDK initialization and client configuration. |
| AWS Metrics | The AWS Metrics Gem provides a solution for AWS metrics submission and analytics. |
| AWS GameLift | The AWS GameLift Gem provides a framework to extend the O3DE networking layer and Multiplayer Gem to work with Amazon GameLift. |
Core
| Gem | Description |
|---|
| O3DE Core (LmbrCentral) | The O3DE Core (LmbrCentral) Gem provides required code and assets for running Open 3D Engine Editor. |
Debug
| Gem | Description |
|---|
| Crash Reporting | The Crash Reporting Gem provides support for external crash reporting for Open 3D Engine projects. |
| Debug Draw | The Debug Draw Gem provides Editor and runtime debug visualization features for Open 3D Engine. |
| Immediate Mode GUI (IMGUI) | The Immediate Mode GUI Gem provides the 3rdParty library IMGUI which can be used to create run time immediate mode overlays for debugging and profiling information in Open 3D Engine. |
| Remote Tools | The Remote Tools Gem facilitates connections between Open 3D Engine applications for debugging purposes. |
Design
| Gem | Description |
|---|
| White Box | The White Box Gem provides White Box rapid design components for Open 3D Engine. |
Environment
| Gem | Description |
|---|
| Landscape Canvas | The Landscape Canvas Gem provides the Landscape Canvas editor; a node-based graph tool for authoring workflows to populate landscape with dynamic vegetation. |
| Surface Data | The Surface Data Gem provides functionality to emit signals or tags from surfaces such as meshes and terrain. |
| Vegetation | The Vegetation Gem provides tools to place natural-looking vegetation in Open 3D Engine. |
| Terrain | The Terrain Gem provides a terrain system that maps height, color, and surface data to regions of the world. It also provides gradient-based and shape-based authoring tools and workflows, integrates with physics for physical simulation and efficiently renders terrain. |
Framework
| Gem | Description |
|---|
| Graph Canvas | The Graph Canvas Gem provides a C++ framework for creating custom graphical node based editors for Open 3D Engine. |
| Graph Model | The Graph Model Gem provides a generic node graph data model framework for Open 3D Engine. |
Gameplay
| Gem | Description |
|---|
| Achievements | The Achievements Gem provides a target platform agnostic interface for retrieving achievement details and unlocking achievements. |
| Game State | The Game State Gem provides functionality to determine and manage game states in Open 3D Engine projects. |
| Game State Samples | The Game State Samples Gem provides a set of sample game states (built on top of the Game State Gem), including primary user selection, main menu, level loading, level running, and level paused. |
| Tick Bus Order Viewer | The Tick Bus Order Console Variable Gem provides a console variable that displays the order of runtime tick events. |
| Gem | Description |
|---|
| Gestures | The Gestures Gem provides detection for common gesture-based input actions. |
| Local User | The Local User Gem provides functionality for mapping local user ids to local player slots and managing local user profiles. |
| Starting Point Input | The Starting Point Input Gem provides functionality to map low-level input events to high-level actions. |
| Starting Point Movement | The Starting Point Movement Gem provides a series of Lua scripts that listen and respond to input events. |
| Virtual Gamepad | The Virtual Gamepad Gem provides controls that emulate a gamepad on touch screen devices. |
Multiplayer
| Gem | Description |
|---|
| Multiplayer | The Multiplayer Gem provides high-level, advanced multiplayer gameplay functionality such as entity replication, local prediction, and server-side backward reconciliation. |
| Multiplayer Compression | The Multiplayer Compression Gem provides an open-source compressor to use with the Multiplayer Gem. |
Network
| Gem | Description |
|---|
| Certificate Manager | The Certificate Manager Gem provides access to authentication files for secure game connections from Amazon S3, files on disk, and other 3rd party sources. |
| Http Requestor | The HTTP Requestor Gem provides functionality to make asynchronous HTTP/HTTPS requests and return data through a user-provided call back function. |
| Metastream | The Metastream Gem provides functionality for an HTTP server that allows broadcasters to customize game streams with overlays of statistics and event data from a game session. |
| Presence | The Presence Gem provides a target platform agnostic interface for Presence services. |
| Twitch | The Twitch Gem provides access to the Twitch API v5 SDK including social functions, channels, and other APIs. |
Physics
| Gem | Description |
|---|
| NVIDIA Cloth (NvCloth) | The NVIDIA Cloth (NvCloth) Gem provides functionality to create realistic cloth and fabric simulation. |
| PhysX | The PhysX Gem provides physics simulation with NVIDIA PhysX including static and dynamic rigid body simulation, force regions, ragdolls, and dynamic PhysX joints. |
| PhysX Debug | The PhysX Debug Gem provides debugging functionality and visualizations for PhysX in Open 3D Engine (O3DE) projects. |
Rendering
| Gem | Description |
|---|
| Atom Common Features | The Atom Gem provides Atom Renderer and its associated tools (such as Material Editor), utilities, libraries, and interfaces. |
| Atom Content | The Atom Content Gem provides assets including models, textures, and materials, that can be used to test Atom Renderer in Open 3D Engine. |
| Atom O3DE Integration | The Atom O3DE Integration Gem provides components, libraries, and functionality to support and integrate Atom Renderer in Open 3D Engine. |
| Atom TressFX | The Atom TressFX Gem provides realistic hair and fur simulation and rendering in Atom and Open 3D Engine. |
| Camera | The Camera Gem provides a basic camera component that defines a frustum for runtime rendering. |
| Camera Framework | The Camera Framework Gem provides a base for implementing more complex camera systems. |
| PBR Reference Materials | The PBR Reference Materials Gem provides physically based reference materials for Open 3D Engine (O3DE) projects. |
| Stars | The Stars Gem provides physically-based animated resolution-independent distant stars. |
| Starting Point Camera | The Starting Point Camera Gem provides the behaviors used with the Camera Framework Gem to define a camera rig. |
| Video Playback Framework | The Video Playback Framework Gem provides the interface to play back video. |
Robotics
| Gem | Description |
|---|
| Human Worker | The Human Worker Gem provides a collection of animated human worker assets that can be used in robotic simulations. |
| OTTO Robots | The OTTO Robots Gem provides a collection of autonomous mobile robots assets that can be used in robotic simulations. |
| RGL | The Robotec GPU Lidar (RGL) Gem for Open 3D Engine (O3DE) enables GPU-accelerated LiDAR simulation for robotics. |
| ROS 2 | The ROS 2 Gem provides integration with the
Robot Operating System (ROS) 2 library and enables the design of the simulation of robotics systems. |
| UR Robots | The UR Robots Gem provides a collection of robotic arms assets that can be used in robotic simulations. |
Script
| Gem | Description |
|---|
| Editor Python Bindings | The Editor Python Bindings Gem provides Python commands for Open 3D Engine Editor functions. |
| Expression Evaluation | The Expression Evaluation Gem provides a method for parsing and executing string expressions. |
| Python Asset Builder | The Python Asset Builder Gem provides functionality to implement custom asset builders in Python for Asset Processor. |
| Script Canvas | The Script Canvas Gem provides Open 3D Engine’s visual scripting environment Script Canvas. |
| Script Canvas Developer | The Script Canvas Developer Gem provides a suite of utility features for the development and debugging of Script Canvas systems. |
| Script Canvas Physics | The Script Canvas Physics Gem provides Script Canvas nodes for physics scene queries such as raycasts. |
| Script Canvas Testing | The Script Canvas Testing Gem provides a framework for testing for and with Script Canvas. |
| Scripted Entity Tweener | The Scripted Entity Tweener Gem provides a script driven animation system for Open 3D Engine projects. |
| Script Events | The Script Events Gem provides a framework for creating event assets usable from any scripting solution in Open 3D Engine. |
| Qt for Python | The Qt for Python Gem provides the PySide2 Python libraries to manage Qt widgets. |
SDK
| Gem | Description |
|---|
| In-App Purchases | The In-App Purchases Gem provides functionality for in app purchases in Open 3D Engine projects. |
UI
| Gem | Description |
|---|
| LyShine | The LyShine Gem provides the runtime UI system and creation tools for Open 3D Engine projects. |
| LyShine Examples | The LyShine Examples Gem provides example code and assets for LyShine, the runtime UI system and editor for Open 3D Engine projects. |
| Message Popup | The Message Popup Gem provides an example implementation of popup messages in an Open 3D Engine project. |
| UI Basics | The UI Basics Gem provides a collection of assets that can be used with LyShine, the Open 3D Engine runtime User Interface system and editor. |
Utility
| Gem | Description |
|---|
| Fast Noise | The Fast Noise Gradient Gem uses the third-party, open source FastNoise library to provide a variety of high-performance noise generation algorithms. |
| Gradient Signal | The Gradient Signal Gem provides a number of components for generating, modifying, and mixing gradient signals. |
| Save Data | The Save Data Gem provides an API to save runtime data in Open 3D Engine projects. |
| Scene Logging Example | The Scene Logging Example Gem demonstrates the basics of extending the Open 3D Engine SceneAPI by adding additional logging to the pipeline. |
| Texture Atlas | The Texture Atlas Gem provides the formatting for texture atlases in Open 3D Engine. |
