Comet

A very classy, lightweight, and content-focused theme with a lot of features to customize everything to your liking. Theme options with 7 different color schemes and the ability to change things like fonts, logo, sidebars, etc. Dropdown menu for fast and space-saving navigation. Translation ready.

Circa

Circa is a minimal, one-column theme for your personal blog. Post formats are highlighted with an icon surrounded by a circle shape and displayed in a colorful style. The responsive design for this theme looks great on any device, large or small.