Plain Geometry Editor is a QGIS plugin to edit geometry of features using WKT (well-known text) or WKB (well-know binary.
Demo on youtube
- Select the layer you want to edit, and turn editing on.
- Click then on the
to identify a feature.
- If a feature is found, a dialog opens in which you can edit the geometry in WKT or WKB.
Changes can only be applied if the new geometry is valid!