GIMPShop tries to replicate Photoshop's interface as close as possible , hence many tutorials designed for Adobe Photoshop could be followed for GIMPshop !! . Now besides all the interface change it adds naming convection similar to photoshop to Gimp . Other than this all the features of GIMP are preserved .
Like GIMP which is crossplatform and runs on Windows , Linux , OS X ,Solaris GIMPshop too is crossplatform.
Since GIMPshop is based on GIMP so it has all the features of GIMP+some extras.
This is based on GIMP 2.2 this is quite old but if you want some photoshop features you can use this.
Howto Install Gimpshop in Ubuntu Hardy
Now you have gimpshop_2.2.11-1_i386.deb package install this package using the following command
sudo dpkg -i gimpshop_2.2.11-1_i386.deb
This will complete the installation
If you want to use gimpshop you need to run the following command from the terminal
If you are running first time you should see similar to the following screen click Continue
GIMP Personal folder need to create
Installation successful message click continue
GIMP performance tuning options
Gimpshop is loading
Once it opens you should see similar to the following screen
Some of the features available in gimpshop (Available in photoshop)
Gimpshop version details