Mate
21.

Windows 8 GTK+ 1.6 - >= 3.18

GTK3 Themes by sinner59
30 comments
Score 74%
74 Likes
26 Dislikes
May 20 2018
22.

Elementaryfix 1

GTK3 Themes by darkomarko42
Score 50%
50 Likes
50 Dislikes
May 20 2018
23.

Infinity 5.0.5

Icon Themes by naruto-uzumaki
Debian
3 comments
Score 57%
57 Likes
43 Dislikes
May 20 2018
24.

Shiny buttons 1.2

Icon Themes by ZMA
20 comments
Score 62%
62 Likes
38 Dislikes
May 20 2018
25.

Breeze-Psion 0.5

GTK3 Themes by phob1an
1 comment
Score 50%
50 Likes
50 Dislikes
May 19 2018
26.

Ant Themes 1.1.0

GTK3 Themes by eliverlara
226 comments
Score 72%
72 Likes
28 Dislikes
May 18 2018
27.

Qogir theme 1.6

GTK3 Themes by vinceliuice
38 comments
Score 71%
71 Likes
29 Dislikes
May 18 2018
28.

BeOS R5 1.0

GTK3 Themes by elbullazul
Source Code
8 comments
Score 50%
50 Likes
50 Dislikes
May 18 2018
29.

Red Breeze Dark GTK 2.0/3.0 theme 1.05

GTK3 Themes by Ennai
1 comment
Score 54%
54 Likes
46 Dislikes
May 18 2018
30.

Starlight 1.1 [NEW]

Metacity Themes by novomente
Score 50%
50 Likes
50 Dislikes
May 18 2018