Found a site for making circles, polygons and other shapes

[coarse stag]

I found this to be incredibly useful when making curved roads and rails.

Link to the site: https://cquinn.dev/pixel-shape-generator/
Link to Github: https://github.com/noquinn/pixel-shape-generator

[topaz pebble]

there is also an omegga plugin, for those running it, that adds a /circle <size> command to auto build it in game