Pixel Art Mod 1.8, 1.7.10, 1.7.2 (PAM) allows you to convert pictures into Minecraft pixel arts. All you have to do is to install the PAM and copy any picture in your "minecraft/mods/Pixel Art Mod" folder.

• 1. copy a .png, .jpg, .jpeg, .jpe or gif file in your "minecraft/mods/Pixel Art Mod" folder
• 2. right-click the "Place Pictures" you can find in the new creative tab tools
• 3. a window opens
• 4. select a picture from the upper left combo box
• 5. click the "place" button
• 6. a second window pops up click "yes" to continue and place the picture or "cancel" to cancel
• 7. wait a few seconds till the window disappears
• 8. open your minecraft world - finished