Then the Loader Construction Kit might interest you.
You have to start the application in mid-res to get it to work. Next comes the disabled protection part.
After clicking on the red color in the lower row three times the main menu is loading.
The program uses mid-res to handle all editing and low-res to display the results and effects.




You can get it for free on this nicely designed homepage of the Pixel Boys:





Comments
Thanks for pointing this out. I forgot to mention this in the article: there is a French and an English version, both are for free.