decimate
There are 2 repositories under decimate topic.
NationalSecurityAgency/qgis-shapetools-plugin
Shape Tools creates geodesic shapes and includes a number of geodesic tools for QGIS including the XY to Line tool, geodesic densify tool, geodesic line break, geodesic measure tool, geodesic measurement layer, geodesic scale, rotate and translate tool, and digitize points at an azimuth & distance tools.
refiaa/MeshDecimater_Unity
Unity3D GUI plugin to provides mesh decimate function by using UnityMeshSimplifier