Obsidian 1

Gnome theme (gtk 3.18), based upon Adwaita dark skin

Compatibility

Compatible with Gtk 3.18. For newer versions of gtk (3.20+), use the successor Obsidian 2: https://github.com/madmaxms/theme-obsidian-2

Installation

Clone or download the repo and move the containing folder Obsidian-1 to your ~/.themes directory, or to /usr/share/themes (needs root access).