How can I merge overlapping nodes of a polygon in QGIS?
53144
Removing small spaces (slivers) between polygons?
9768
Selecting features within Polygon from another layer using QGIS?
23257
Smoothing/generalizing polygon in QGIS?
11416
Spatially joining polygon fields onto point layer in QGIS?
54779
A simple algorithm for polygon intersection
129398
Dissolve (merge) polygons QGIS based on attribute values only when are adjacent
104118
Converting Polygon into single or all Points using QGIS?
18124
Merging small polygons with the biggest adjacent ones
135444
Merging attributes from point with containing polygon?
140431
Large Nodes in Tikz Tree Leads to Overlap
144182
Joining lots of small polygons to form larger polygon using PostGIS?
48439
How to make all polygons into triangles
52001
Counting area percentage of overlapping polygons
103643
How to edit geometry of multiple layers simultaneously in QGIS 3?
118799
Merging shapefiles with different geometries (point and polygon) to get single layer with multiple geometries?
27917
Deleting 'garbage' nodes after polygon dissolve
146823
Finding and merging duplicate points in ArcGIS Desktop?