chemtool, easychem and gchempaint are in the Wheezy repos. See also the following posts for ISISDraw , MarvinSketch and BKChem . Chemtoo...

I can't evaluate drawing programs on linux without giving bkchem a look. In fact, up till now this has been my preferred drawing applica...

I don't remember how I installed this, but marvinsketch is by far the fanciest molecular drawing application on linux. It's written ...

I'm cheating here: this isn't a program for linux. Instead we're running a windows program under wine, which is not ideal. On th...

Here's a bunch of povray generated figures of polyoxometalates. I've spent too much time on them not to share them. You may use the...