Browse free open source 3D Viewers and projects below. Use the toggles on the left to filter open source 3D Viewers by OS, license, language, programming language, and project status.

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  • 1
    GLC-Player
    GLC_Player is a OpenGL Open Source 3D viewer used to view 3d models (COLLADA, 3DXML, OBJ 3DS STL OFF COFF Format) and to navigate easily in these models.
    Downloads: 27 This Week
    Last Update:
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  • 2
    LPub3D

    LPub3D

    LDraw™ editor for LEGO® style digital building instructions.

    LPub3D is an Open Source WYSIWYG editing application for creating LEGO® style digital building instructions. LPub3D is developed and maintained by Trevor SANDY. It uses the LDraw™ parts library, the most comprehensive library of digital Open Source LEGO® bricks available (www.ldraw.org/ ) and reads the LDraw LDR and MPD model file formats. LPub3D is available for free under the GNU Public License v3 and runs on Windows, Linux and macOS Operating Systems. LPub3D is also available as a Linux 'no-install', multi-platform AppImage. Portions of LPub3D are based on LPUB© 2007-2009 Kevin Clague, LeoCAD© 2025 Leonardo Zide, LDView© 2025 Travis Cobbs & Peter Bartfai and additional third party components. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize or endorse this application. LEGO® is a trademark of the LEGO Group of companies which does not sponsor, authorize or endorse this application. © 2015-2025 Trevor SANDY
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    Downloads: 22 This Week
    Last Update:
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  • 3

    LDView

    Real-time 3D viewer for LDraw LEGO models with OpenGL acceleration.

    LDView is a 3D viewer for LDraw LEGO models with a focus on quality rendering with good performance. It also contains many features geared specifically toward LDraw part authoring.
    Downloads: 5 This Week
    Last Update:
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  • 4
    A 3D viewer for molecular charge distributions. Implemented in OpenGL with GLUT. Includes a small OpenGL windowing library/widget set.
    Downloads: 1 This Week
    Last Update:
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  • 5
    Wiggle is a client-side JavaScript program for aligning stereoscopic image sets and a Flash applet for viewing them. Authoring WiggleSets requires only a JavaScript browser, and a browser with Flash plugin (6+) is all that is needed to view the output.
    Downloads: 1 This Week
    Last Update:
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  • 6
    A Unix-based 3D Viewer for S3d File, used for rendering data collected from common cameras (e.g. stereo cameras)
    Downloads: 0 This Week
    Last Update:
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  • 7
    PoJamas aims to provide a Python and tools for loading, processing, and producing .cr2, pz3 (crz, pzz) files compatible with the SmithMicro (e-frontier) Poser character animation application. PoJamas is composed of: - Python library - Python Wavefront (.obj) 3D viewer based on GLFW - LibreOffice/Python Application (to ease the library and the viewer usage) As of 2020, the project is ported in Python3 As of 2021 this project proposes a 3D viewer for Wavefront files (pypos3dv) PyPosPosLO v0.15 (and above) provides the means to easily create Poser Mechanical Character. Results can be seen here: https://sharecg.com/v/94509/view/11/Poser/Hawker-Tempest-Character-v2
    Downloads: 0 This Week
    Last Update:
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  • 8
    Educational 3D viewer.
    Downloads: 0 This Week
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  • 9
    q3DViewer

    q3DViewer

    Simple 3D viewer

    Simple 3D viewer based on QT and VTK
    Downloads: 0 This Week
    Last Update:
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