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Free Online CAD Viewer for the Video Games & VR

A lightweight, online tool to convert 3D file like the Tactile Switch Socket—anytime, anywhere, without installing any software.

Drag & drop your 3D files

Supported formats: STEP (.step, .stp), IGES (.igs, .iges), STL (.stl), PLY (.ply), OFF (.off), BREP (.brp, .brep)

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Don’t have a file? Try one of these samples:
Organization FeaturesFile stay private
Organization FeaturesAutomatically deleted after 24hrs
Organization Featuresadd upto 300MB

Tactile Switch Socket Essentials

The Tactile Switch Socket is a key component in the design of video game or virtual reality hardware. These parts are typically designed using CAD formats such as STEP, IGES, BREP, STL, OBJ, PLY to validate form, fit, and interaction. Whether tactile buttons, tracking mounts, or ergonomic shells, they are critical to performance and user experience. Marathon-OS helps design teams manage revisions, collaborate on 3D models, and ensure seamless integration between hardware and enclosures.

Used for

Product prototyping

Common CAD File Formats

OBJ, PLY, OFF

Who uses CAD files?

checkGame Developers
check3D Artists
checkVR Designers

Need CAD access

unCheckLevel Designers
unCheckTesters
unCheckMarketing Teams
Why they cant view CAD files?

Level designers, testers, and marketers often work in parallel with model creators but lack the tools to view assets. They rely on exported previews that don’t reflect final geometry or performance, leading to inefficient iterations.

The Solution: Marathon-OS CAD Viewer

  • To bridge this critical access gap, Marathon-OS offers a cloud-based CAD viewer that requires no installation, no heavy hardware, and no expensive licenses.
  • Marathon-OS helps game testers, level designers, and marketing teams preview 3D assets without specialized tools.
  • Whether evaluating a model for level integration or showcasing artwork for a launch campaign, Marathon-OS ensures CAD files are accessible across creative and QA workflows.
  • Marathon-OS CAD Viewer solution

    Sample Parts (CAD Viewable in Marathon-OS)

    Why Choose Marathon OS CAD Viewer?

    Marathon OS CAD Viewer renders any CAD file instantly with a proprietary engine, ensuring seamless, lag-free visualization—no matter the model size.

    Organization Features
    Lightning-Fast Rendering

    Marathon OS optimizes real-time CAD visualization with smooth performance, even for large and intricate models.

    Organization Features
    Supports Multiple Formats

    View STEP, IGES, STL, BREP, and more with precision and clarity—right in your browser.

    Organization Features
    No Installation Required

    Skip heavy software—just upload and start viewing instantly.

    Organization Features
    Cloud-Based & Secure

    Files stay private and automatically delete after 24 hours for security.

    Organization Features
    Engineered for Professionals

    Designed for engineers, manufacturers, and designers needing quick, high-quality CAD previews.

    Essential Features of Marathon OS CAD Viewer

    Effortlessly upload and view CAD files with a high-speed, secure, and scalable tool. Experience smooth, real-time rendering—no software installation required.

    Seamless CAD File viewing

    View STEP, IGES, STL, BREP, OBJ, PLY, OFF, and more—instantly and without setup delays.

    Handles Large & Complex Models

    Optimized to convert even intricate engineering models with accuracy and speed—no matter the size or complexity.

    No Installation Required

    view 3D files directly from your browser. no plugins—just drag, drop, and go.

    Secure & Privacy-Focused

    Your files are encrypted during upload, processed securely, and automatically deleted after 24 hours to protect your data.

    FAQ

    Find answers to common questions about Marathon OS CAD Viewer. Whether you're getting started or looking for advanced features, we've got you covered.

    Open Answer Icon
    What is Marathon OS 3D CAD File Viewer?
    Open Answer Icon
    What file formats are supported?
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    Is Marathon OS 3D File viewer free to use?
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    How is my data stored and secured?
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    Do I need any special software or training?
    Open Answer Icon
    Can I view large and complex CAD models?