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Top 16 C++ Gltf Projects
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filament
Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, and WebGL2 (by google)
While this one seems like an official Google project, some other projects are not, even if it is on github.com/google
A random example E.g https://github.com/google/filament#disclaimer
This is not an officially supported Google product.
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AppSignal
AppSignal knows why the f*#k it crashed. Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
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assimp
The official Open-Asset-Importer-Library Repository. Loads 40+ 3D-file-formats into one unified and clean data structure.
Project mention: assimp VS AssetKit - a user suggested alternative | libhunt.com/r/assimp | 2026-10-13 -
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
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Project mention: Threepp: Cross-platform C++20 3D library with the high-level API of Three.js | news.ycombinator.com | 2026-08-18
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FBX2glTF
A command-line tool for the conversion of 3D model assets on the FBX file format to the glTF file format. (by godotengine)
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SaaSHub
SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives
NOTE:
The open source projects on this list are ordered by number of github stars.
The number of mentions indicates repo mentiontions in the last 12 Months or
since we started tracking (Dec 2020).
C++ Gltf discussion
C++ Gltf related posts
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assimp VS AssetKit - a user suggested alternative
2 projects | 13 Oct 2026 -
C++ GLTF to Metal backend
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Wicked Engine replaced Bullet with Jolt physics, immediate performance gains
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F3D is an open source 3D viewer, fast and minimalist
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Confused in terms of where to start with framework/technology etc. Need help picking between learning ShaderToy v/s OpenGL v/s WebGL
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Importing fbx at runtime
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Will the same texture used in many gltfs be duplicated in memory?
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A note from our sponsor - AppSignal
www.appsignal.com | 14 Oct 2026
Index
What are some of the best open-source Gltf projects in C++? This list will help you:
| # | Project | Stars |
|---|---|---|
| 1 | filament | 20,577 |
| 2 | assimp | 13,257 |
| 3 | meshoptimizer | 8,538 |
| 4 | WickedEngine | 7,282 |
| 5 | F3D | 4,758 |
| 6 | UEViewer | 2,924 |
| 7 | yocto-gl | 2,922 |
| 8 | mayo | 2,283 |
| 9 | Vulkan-glTF-PBR | 1,197 |
| 10 | StereoKit | 1,085 |
| 11 | threepp | 962 |
| 12 | limitless-engine | 646 |
| 13 | FBX2glTF | 424 |
| 14 | ZetaRay | 393 |
| 15 | CIS-565-Final-VR-Raytracer | 100 |
| 16 | redcube-mtl | 5 |
Sponsored
AppSignal knows why the f*#k it crashed.
Stop vibe-debugging. Every exception, every backtrace, grouped so you see patterns, not noise.
www.appsignal.com