Ziked

- nice Tumblr blog by Mirza

Mini Jtale

- one of my favorites Tumblr theme, by Jtale.

I’m in like with you

- delicious Tumblr blog for I’m in like with you

Too Much Nick

- easy grunge style, Nick Douglas Tumblr theme realized by Cameron Hunt

Moose Garden

- really nice dark color pattern for the Johan Hammarman Tumblr blog.

Steven Beelen

- impressive, box-style Tumblr site

Extra firm hold

- nice Tumblr theme

Munich

Free Tumblr theme by Prashanth Kamalakanthan:
” Munich has been tested for consistency in IE7, Safari, Firefox, and Opera; all modern browsers, however, should render it properly. “

Lukees

- minimal Tumblr layout with a background color switch (mootools)

Tumblicity

Nine of mine

- free tumblr theme realized by Sid05. B/N one column template that uses the thumbnails profile pics (9 pics) for the header image.

Sid05 lifestream

- Tumblr based lifestream application, with strong uses of {TagAsClasses} attribute and disqus comment

Vertigo

- free tumblr theme, inspired by the work of Saul Bass; amazing! Theme realized by Matthew Buchanan.

Dragonfly

- impressive free Tumblr theme