# jsar-runtime | M Creative Lab | Knowledge Base | Instagit

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Repository: https://github.com/m-creativelab/jsar-runtime

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## Articles

### [How to Enable or Disable JSAR Resource Caching in the JSAR Runtime](/m-creativelab/jsar-runtime/how-to-enable-or-disable-jsar-resource-caching)

Easily enable or disable JSAR resource caching in JSAR runtime. Learn how to configure cache settings and TTL with simple environment variables for optimal performance.

- Tags: how-to-guide
- Published: 2026-03-06

### [How JSAR Implements Event Communication Between Processes](/m-creativelab/jsar-runtime/how-does-jsar-handle-event-communication-between-processes)

Discover how JSAR implements event communication via a native-event bridge. Explore bidirectional RPC and document lifecycle messaging between JS runtime and native host processes.

- Tags: internals
- Published: 2026-03-06

### [Unity Integration for JSAR: Native Plug-in API and Architecture](/m-creativelab/jsar-runtime/what-specific-unity-integration-is-provided-for-jsar)

Discover the native Unity integration for JSAR. Learn how the compiled plug-in controls the Transmute runtime for document management, XR sync, and frame rendering via exported C functions.

- Tags: architecture
- Published: 2026-03-06

### [How the JSAR Command Buffer System Manages GPU Rendering Workloads](/m-creativelab/jsar-runtime/how-command-buffer-system-used-jsar-gpu-rendering)

Explore how the JSAR command buffer system manages GPU rendering workloads. This system queues JavaScript callbacks for WebGL rendering via three.js efficiently.

- Tags: internals
- Published: 2026-03-06

### [JSAR Renderer Process and Content Process: Architecture and Roles Explained](/m-creativelab/jsar-runtime/what-are-jsar-renderer-process-and-content-process-roles)

Understand JSAR runtime architecture. Learn the distinct roles of the JSAR renderer process for WebGL graphics and the content process for off-screen HTML rendering into textures.

- Tags: architecture
- Published: 2026-03-06

### [How to Debug JSAR Applications: Chrome DevTools, ADB, and Native Debugging](/m-creativelab/jsar-runtime/what-tools-can-i-use-for-debugging-jsar)

Learn to debug JSAR applications effectively. Explore Chrome DevTools for web debugging, ADB for mobile, and native debugging with LLDB/VS Code. Master JSAR runtime.

- Tags: how-to-guide
- Published: 2026-03-06

### [How to Build JSAR for macOS or Android: A Complete Guide](/m-creativelab/jsar-runtime/how-to-build-jsar-for-macos-or-android)

Build JSAR for macOS or Android with our complete guide. Follow simple steps using Node.js and Rust to create native libraries efficiently.

- Tags: how-to-guide
- Published: 2026-03-06

### [How JSAR Manages XR Sessions Using WebXR: A Deep Dive into the JavaScript AR Runtime](/m-creativelab/jsar-runtime/how-does-jsar-manage-xr-sessions-using-webxr)

Discover how JSAR manages XR sessions with WebXR. Learn about its abstraction layer, deferred-composition, and extended XRSession features for coordinate handedness, collision, and rendering.

- Tags: deep-dive
- Published: 2026-03-06

### [How to Use the Native Embedder API (TrEmbedder) in JSAR](/m-creativelab/jsar-runtime/how-to-use-native-embedder-api-trembedder-in-jsar)

Learn how to use the native embedder API TrEmbedder in JSAR. Subclass TrEmbedder, implement onEvent, configure runtime, and manage lifecycle hooks for seamless integration.

- Tags: how-to-guide
- Published: 2026-03-06

### [Does JSAR Support WebAssembly? Native WASM Integration in the JSAR Runtime](/m-creativelab/jsar-runtime/does-jsar-support-webassembly)

Yes JSAR offers full native WebAssembly support using standard JavaScript APIs for direct WASM module import and execution within the runtime. Discover how.

- Tags: deep-dive
- Published: 2026-03-06

### [Does JSAR Support Web Workers? Complete Implementation Guide](/m-creativelab/jsar-runtime/does-jsar-support-web-workers)

Discover how JSAR supports Web Workers on Node.js using worker_threads. Explore the complete implementation guide and unlock powerful parallel processing for your applications.

- Tags: how-to-guide
- Published: 2026-03-06

### [Which OpenGL Versions Does JSAR Support on Different Operating Systems?](/m-creativelab/jsar-runtime/which-opengl-versions-does-jsar-support-on-different-os)

Discover which OpenGL versions JSAR supports on macOS and Android. Learn about current Windows OpenGL backend limitations to optimize your projects.

- Tags: api-reference
- Published: 2026-03-06

### [What Programming Languages Is JSAR Built With? A Deep Dive into the Polyglot Architecture](/m-creativelab/jsar-runtime/what-programming-languages-is-jsar-built-with)

Discover the programming languages powering JSAR: Rust for the engine, C/C++ for native integration, TypeScript/JavaScript for web APIs, and CMake for builds. Explore its polyglot architecture.

- Tags: deep-dive
- Published: 2026-03-06

### [How JSAR Integrates with Chrome DevTools: Complete CDP Implementation Guide](/m-creativelab/jsar-runtime/does-jsar-integrate-with-chrome-devtools)

JSAR natively integrates with Chrome DevTools via a full CDP implementation. Debug host and content processes using its WebSocket endpoint. Learn how to set it up.

- Tags: how-to-guide
- Published: 2026-03-06

### [How JSAR Achieves High Performance Rendering: GPU-Centric Architecture and Batch Optimization](/m-creativelab/jsar-runtime/how-does-jsar-achieve-high-performance-in-rendering)

Discover how JSAR achieves high performance rendering using GPU-centric architecture and dynamic batch optimization. Minimize CPU overhead with WebGL and Skia GPU acceleration.

- Tags: performance
- Published: 2026-03-06

### [What Web Standards Does JSAR Comply With? A Complete Technical Reference](/m-creativelab/jsar-runtime/what-web-standards-does-jsar-comply-with)

Discover which web standards JSAR runtime complies with including WebGL, WebXR, WebAssembly, Web Workers, Web Audio, and HTML5 DOM for headless AR environments.

- Tags: api-reference
- Published: 2026-03-06

### [What Graphics Backends Does JSAR Support? Complete Technical Reference](/m-creativelab/jsar-runtime/what-graphics-backends-does-jsar-support)

Discover the graphics backends JSAR supports. Learn about OpenGL Core, ES 2.0, and 3.0+ implementation details and future Vulkan, Metal, and Direct3D support.

- Tags: api-reference
- Published: 2026-03-06

### [Can JSAR Be Integrated with Unity or Unreal Engine? A Complete Technical Guide](/m-creativelab/jsar-runtime/can-jsar-be-integrated-with-unity-or-unreal-engine)

Explore integrating JSAR with Unity or Unreal Engine. This technical guide covers JSAR SDK for Unity and C++ API for Unreal for seamless mixed-reality rendering. Learn more now.

- Tags: how-to-guide
- Published: 2026-03-06

### [How JSAR Enables Immersive Web Content Creation: Architecture and Implementation Guide](/m-creativelab/jsar-runtime/how-does-jsar-enable-immersive-web-content-creation)

Discover how JSAR enables immersive web content creation by merging browser engines with XR pipelines. Learn about architecture and implementation with the TrEmbedder API.

- Tags: architecture
- Published: 2026-03-06