This Minetest mod adds an extruder tool that can extend or reduce continuous surfaces towards the node face that was clicked.
░is a node,
█is the clicked node,
▓is a selected node.
▓ ░░ ▓█
▓ ▓▓ ▓█
WorldEdit operates on rectangular cuboids (boxes), so for example it isn't possible to extend the edge of a cylinder without also extending its contents.
extruder instead operates on surfaces of any shape and size.
It is also remarkably easier to use, not requiring any command at all.
On the other hand, at the moment
extruder can only replicate a single 1-node-thin slice of the selection.
Code is licensed under the EUPL-1.2-or-later. You can find the text of this license in the LICENSE file or in multiple languages at https://joinup.ec.europa.eu/collection/eupl/eupl-text-eupl-12
Assets are licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.