Just sending the site called Relebook out here. It has lots of 3D models (some are free) that are great for making games.
It’s packed with a huge variety of assets that are super easy to download and perfect for GDevelop. Relebook helps you make your games look amazing without costing a thing. It’s a great way to boost your visuals and save time.
Give it a try and elevate your GDevelop projects today!
3D Models and Free Textures Resource for Game Development: https://3dmodels.relebook.com/model-category/8-1-Game%20&%20Movie%20Character