polyline vertex downloads
VerticesBlk
1.4 download... you to insert blocks at each line or polyline vertex (also 3D; and optionally in arc midpoints) ...
ThreeDify Designer
5.6.1 download... profile generation from 3D models, polygon offset, local vertex/face editing, optimal solid reconstruction from parallel contours, extrusion by height or along a polyline path, conversion of 3D meshes into voxel models, ...
DataNumen DWG Recovery
4.0 download... CIRCLE, ELLIPSE, SPLINE, XLINE, RAY, SOLID, 3DFACE, LWPOLYLINE, POLYLINE (2D), POLYLINE (3D), POLYLINE (PFACE), POLYLINE (MESH), VERTEX (2D), VERTEX (3D), VERTEX (MESH), VERTEX (PFACE), VERTEX (PFACE FACE), TEXT, MTEXT, TRACE, ATTRIB, ...
ProSurf
3.222 download... curve and surface 3D modeling · Point, line, polyline, NURB curve and NURB surface entities · Curve entities can include both polyline and curve sections · Edit points lie ON ... independent of the entities · New curves or polylines can be attached directly onto a surface in ...