Gimp has had python plugins for more than 20 years, so it probably hasn't changed since you worked with them before: https://www.gimp.org/docs/python/index.html

Gimp has had python plugins for more than 20 years, so it probably hasn't changed since you worked with them before: https://www.gimp.org/docs/python/index.html https://www.gimp.org/docs/python/index.html