If you can get all the processing requirements from the gimp_gmic_qt plugin it is possibly the closest to a macro available.
For any adjustment you save the command as a 'Fave(orite) and also copy to the clipboard if required.
Use the individual 'faves' to reproduce on some other image. Also possible to group the adjustments into a code group using copy-paste and run a series all at once.
For any adjustment you save the command as a 'Fave(orite) and also copy to the clipboard if required.
Use the individual 'faves' to reproduce on some other image. Also possible to group the adjustments into a code group using copy-paste and run a series all at once.