The Khronos glTF 2.0 importer and exporter is enabled by default in Blender 2.8 and higher. To reinstall it — for example, when testing recent or upcoming changes — copy the addons/io_scene_gltf2 ...

The FLIP Fluids addon is a tool that helps you set up, run, and render high quality liquid fluid effects all within Blender, the free and open source 3D creation suite. - Scene Troubleshooting · rlguy ...