Assimp Mesh Importer 5.4.2 for Unreal engine

Features:

Static Mesh and Procedural Mesh support
Mesh instancing for Static Meshes
Async Loading
Users can use multpile approaches for maximum flexiblity
Garbage collection using unreal GC and integration with UObjects
Embedded Texture import
Supports 57 different file formats for reading
Supports auto generating missing data such as normals

Docs :

For instructions about how to use visit : Docs