There are many alternatives to MeshLab for Linux if you are looking for a replacement. The best Linux alternative is CloudCompare, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 10 alternatives to MeshLab and three of them are available for Linux so hopefully you can find a suitable replacement. Other interesting Linux alternatives to MeshLab are OpenFlipper and Castle Model Viewer (ex View3dscene).
CloudCompare is a 3D point cloud (and triangular mesh) processing software. It has been originally designed to perform comparison between 3D points clouds only. It relies on a specific octree structure that enables great performances(1) relatively to this particular function.
Multi-platform app and programming framework designed for processing, modeling and rendering of geometric data (bvh, off, obj, ply, stl, vtk).
view3dscene is a VRML / X3D browser, also a viewer for other 3D models. Supported formats are X3D, VRML (1.0 and 2.0 (aka VRML 97)), Collada, 3DS, MD3, Wavefront OBJ scenes. Can do collision detection. Can be used as command-line converter from Collada, 3DS, OBJ, MD3 to VRML/X3D.
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