If you're looking for tools to import and export different file formats so your software fits into your existing animation pipeline, Cascadeur is a good option. This 3D keyframe animation software can import and export .FBX, .DAE and .USD file formats, for example, and is geared for professionals working on 3D action animation projects. It also has tools for automatic rigging, animation unbaking and secondary motion adjustment that can help you get more out of your work.
Another option is 3D AI Studio, which turns text prompts or images into high-quality 3D assets. It can export in several formats, including FBX, STL, OBJ, GLB and USD. The tool is designed to be easy to use, and it can save you a lot of time, making it a good option for game development, animation and other fields where speed and quality are important.
Last, Meshy is another AI-powered toolkit that turns text prompts or 2D images into 3D models. It can handle multiple art styles and can export 3D models in several formats, including FBX, OBJ, STL and USDZ. It's good for AR/VR, gaming and digital design projects, offering a fast and intuitive way to create 3D assets.