GIMP will allow scripting of common sequences of commands. This might let you built a drop shadow macro that works with just a keystroke. If you like the power and flexibility of the GIMP, the information

Descr i pt io n An d F u n c t io n SCRIPT-FU? Script-Fu is what the Windoze world would call a “macro.” But Script-Fu is more powerful than that. Script-Fu is based on an interpreting language called that aim to automate frequently used tasks, i.e. it’s a sort of catchall–bag for (possibly) useful macro functions. If you want to add a function just mail the author of the GimpPerl extension (see below)

examples below, you can see directly how increasing the pixel block size leads to something like “macro pixels”: Figure 17.233 “Pixelize” examples (a) Disabled (b) 4 (c) 8 (d) 16 Keep selection If checked