1.

Borealis 3.28

GTK3 Themes by bolimage
Easy On The Eyes Gnome 3.28 theme. Link to colored folders Icon Themes : https://www.opendesktop.org/p/1218961/
Source-Code
9 comments
Score 65%
65 Likes
35 Dislikes
6 hours ago
2.

Borealis Ubuntu 18.04

GTK3 Themes by bolimage
Easy On The Eyes Gnome 3.28 theme. Link to orange folders Icon Theme : https://www.opendesktop.org/p/1218961/
Source-Code
8 comments
Score 57%
57 Likes
43 Dislikes
6 hours ago
3.

Materia-Light-Compact-Turquoise 1.2

GTK3 Themes by yamon
This is recolored version of Materia-Light-Compact for GNOME/GTK+ based desktop environments. It supports GTK+ 3, GTK+ 2, GNOME Shell, and Budgie desktop. Also included is a remix of Sardi-Flat and Suru-Plus-Telinkrin icons. The icons match the turquoise-colored theme nicely.
Arch (tar.gz)
2 comments
Score 54%
54 Likes
46 Dislikes
10 hours ago
4.

Plastik 1

GTK3 Themes by Noob
Simple Theme
15 comments
Score 65%
65 Likes
35 Dislikes
12 hours ago
5.

CobiBird 2.1.7

GTK3 Themes by Cobinja
A Gtk theme based on Greybird, with dark menus as Greybird was until its version 0.8.2 This is prepared for Gtk 3.22.
33 comments
Score 72%
72 Likes
28 Dislikes
23 hours ago
6.

McOS-themes 1.0

GTK3 Themes by paulxfce
OPEN THE LARGER SCREENSHOTS IN A NEW TAB AN ENLARGE TO SEE FULL VIEWMcOS-themes (Formerly known as Gnome-OSC-themes) This is a repository that contains Mac OS-themes for the Linux-Gnome desktop made by PaulXFCE (myself) These are high end and thorougly developed GTK-themes for the gnome desktop...
Source-Code
38 comments
Score 74%
74 Likes
26 Dislikes
1 day ago
7.

McOS-Mint-Cinnamon-Edition 1.0

GTK3 Themes by paulxfce
Open image in new tab, and enlarge, to get a full preview McOS-Mint-Cinnamon-Edition This is a totally re-engineered version of McOS-MJV for the Linux Mint Cinnamon 19 desktop. Since it finally supports gtk 3.20+ (hello, we have been here for a few years already?) I thought I could give it a...
Source-Code
7 comments
Score 60%
60 Likes
40 Dislikes
1 day ago
8.

Marwaita 3.4

GTK3 Themes by darkomarko42
Theme for Budgie Desktop (also support gnome-shell, cinnamon and xfce) gtk3.22 3.4 new design
33 comments
Score 74%
74 Likes
26 Dislikes
1 day ago
9.

Ultimate Dark 3.28

GTK3 Themes by bolimage
Dark version of Ultimate Maia GTK Theme. Link to colored folders Icon Themes : https://www.opendesktop.org/p/1218961/
Source-Code
14 comments
Score 63%
63 Likes
37 Dislikes
1 day ago
10.

Backwater v0.4

GTK3 Themes by ison
A simple theme for GTK2 and GTK3 with dull borders. Theme files are based on: * raleigh-reloaded * Solaris Colours * BellePintosGrande * OneStepBack Please let me know if anything doesn't look right in a specific application and I will try to fix it.
13 comments
Score 63%
63 Likes
37 Dislikes
1 day ago