This mod gives a planner that allows you to move orefields and oilwells.
Function:
Select a field normally by dragging the planner across, then shift drag over an area to place it there. This removes some of the ore/yield depending on how far you move it.
For any questions or requests for support, please join our discord.
If you want to play omnimods in your local language, you can submit translations via https://crowdin.com/project/factorio-mods-localization.
Unstable versions can be found on github.