App: Gestaltor
Developer: UX3D GmbH
Genres: Graphics & Design, Productivity

Gestaltor offers creators the possibility to work natively on glTF models and whole scenes. This Application is the main tool to shape 3D assets easily for Augmented Reality, Mixed Reality, Virtual Reality and Metaverse platforms.

This is only a small excerpt from the entire feature set:

General
- Drag & drop or double click glTF files to open.
- Store glTF or glb files.
- Sample assets included.
- Recent file list of opened glTF are managed.
- Support of latest glTF extensions
- 3DCommerce certified by Khronos Group
- Export to USDZ

Viewing
- ACES Fimic Tone Mapping algorithms can be applied.
- glTF 2.0 features are used but unknown glTF properties get not lost.
- Renderings can be created from the command line.
- Skinning and Morphing support for complex assets.

Inspecting
- Viewport picking
- All glTF properties exposed 
- Show and hide nodes and meshes

Editing
- Import of images and textures supported: png, jpg, ktx2, tga and bmp images 
- Import of scenes supported: 3ds, dxf, obj, ply, fbx, stl and x3d files
- Import PBR materials: Import PBR images to a glTF 2.0 material.
- Generation of  camera from current view possible.
- Store all compatible node transforms as matrix or TRS components

Optimizing
- Reduce the number of triangles and vertices.
- Change image size and image type.
- Automatic glTF cleanup.
- Automatically compress or uncompress all meshes.
- Automatically remove empty nodes

Composing
- Merging multiple glTF
- glTF creation
- New visual arrangement

and many more…

And the best thing is several processes can be automated via command line functionality.

Preview screens asset license information: 
“Cane Chair” by Wayfair LLC. is licensed under CC BY 4.0, 
“Old sofa” by Amad Junaid is licensed under CC BY 4.0, 
“Waterloo Floor Lamp White/Brushed Brass - 56053” by Zuo Modern is licensed under CC BY NC ND 4.0
“Cartoon aircraft” by Mohamed Fsili is licensed under CC BY 4.0
“Mongolfiera_HotAirBalloon” by joeantani is licensed under CC BY 4.0
“IridescentDishWithOlives” by Wayfair LLC. is licensed under CC BY 4.0
“StainedGlassLamp” by Wayfair LLC. is licensed under CC BY 4.0
“Shoe” by Shopify, Inc. is licensed under CC BY 4.0
“Vintage Camera ~ Asahi Pentax H2” by Robin Vandenberghe is licensed under CC BY 4.0

Release notes:
Fixes:
- KHR_xmp_json_ld values incorrectly saved as arrays
- Crash while loading certain invalid glTFs