Higgsas geonodes have that kind of triangulation, but afaik only for planar meshes: (Higgsas) Geometry Nodes Groups Blender 3.3/3.4/3.5/3.6/4.0/4.1
There’s also a free addon, but then i test it it provides pretty bad results for complex shapes with uneven polygons area and shapes. Maybe it will work better for your models: https://kushiro.gumroad.com/l/jpjox