Orion is a modern light theme for Gnome. It supports Gnome, Unity, Pantheon, XFCE and Openbox. The theme is compatible with GTK 3.6. It also includes a GTK 2.0 theme using Murrine engine.

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Ubuntu users can install Orion from our themes PPA using the following commands,

sudo add-apt-repository ppa:satyajit-happy/themes
sudo apt-get update && sudo apt-get install orion-gtk-theme

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Installation Instructions for other distros:

Extract the zip file to the themes directory i.e. "~/.themes/" or "/usr/share/themes/"

Use Gnome Tweak tool to choose the theme, or run the following commands in Terminal,

gsettings set org.gnome.desktop.interface gtk-theme "Orion"

gsettings set org.gnome.desktop.wm.preferences theme "Orion"

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Changelog:

19.01.2013 - Minor tweaks

17.01.2013 - Tweaks to GTK2, flat style toolbar, fixes to GtkCalendar

16.01.2013 - Port to GTK3.6, major rewrite and redesign

16.06.2012 - Better granite widgets support, misc improvements

11.06.2012 - Granite Widgets support (expect better compatibility with elementary apps), fixed tootips in empathy

02.06.2012 - Rewrite metacity themes to remove weird borders, dropped styling for unfocused windows, minor improvements

26.05.2012 - Rewrite mutter and metacity themes to fix roundness and border issues, fixed text color in system settings, fixes to fallback mode panel, removed pixbuf engine dependency

22.05.2012 - Fixed a typo in gtk-widgets-backdrops.css, fixed menubar text color in fallbackmode panel

11.05.2012 - Fixed selected background in nautilus, improvements to mutter/metacity

07.05.2012 - Fixed appearance in System Settings, improved tab design

07.04.2012 - Fixed glitches in the dark theme, adjusted tooltip style in GTK2 to match more with GTK3

06.04.2012 - Title text is now properly centered (mutter), support hiding of titlebar in apps like gnome documents (mutter), support dark theme in apps like movie player, lighter text in sidebar

05.04.2012 - Improved sidebar view, added support for beatbox, added openbox theme

04.04.2012 - Updated for Gnome 3.4

03.02.2012 - Added steppers to scrollbar, fixed desktop mode font color

01.02.2012 - Minor improvemwnts

29.01.2012 - Added mutter theme, support for xfwm, improvements to metacity theme

27.01.2012 - Fixed Fallback mode panel, fixed banshee search entry, various improvements

26.01.2012 - Coloured the metacity buttons, fixed floatingbar color, fixed nautilus sidebar border, fixed menubar highlight colour in thunderbird, misc GTK2 improvements

25.01.2012 - Initial Release for Gnome 3.2

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Note:

For older GTK versions, download the theme from launchpad,

GTK3.4: [link] (Unico engine required)

GTK3.2: [link] (Unico engine required)

This theme is not compatible with old Gnome 3.0.

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License: GPL-3.0+