I'm a hobbyist programmer/painter, and a big fan of Mypaint 'Inktool'.It is very useful for drawing anime/manga style lineart drawing!

my painting blog: http://dothiko.blog.fc2.com | my IT blog: http://dothiko.hatenablog.com/
but these blogs are written in only Japanese,sorry!
* please excuse me for my poor english,if you can not read what I write...