Blender Market - Tesselator is a remeshing addon that helps you create regular quad & triangle meshes easily out of sculpts. It can create pure quads, pure triangles and quad-dominant meshes with
1 Quad to 2 Quads? - Modeling - Blender Artists Community
How to Quickly and Easily Convert N-gons to Quads or Tris in Blender 🙃
How to Convert Tris/Triangles to Quads/Squares and Vice Versa in Blender | Gachoki Studios
Convert tris to quads (better then blender?) - Other Software - Blender Artists Community