Ambiant/Radiant-MATE GTK3 Themes Modification - Development Discussion - Ubuntu MATE Community
GTK3: Changing the overlay/momentium scroll bar - Development Discussion - Ubuntu MATE Community
Debian packages for mate-desktop with gtk3 and custom panel theme(now with Wayland support) : Luke : Free Download, Borrow, and Streaming : Internet Archive
MATE Desktop + Yosemite Theme Pack
Arch Linux Users Can Now Test MATE 1.9.x with GTK3 Support
MATE | Encyclopedia MDPI
Yaru Radiant Mate - Gnome-look.org
MATE
Human GTK3 - TraditionalHumanized Themes - /s/Mate
Mint-XP (GTK3, GTK2 & metacity pack) - /s/Mate
Debian packages for mate-desktop with gtk3 and custom panel theme(now with Wayland support) : Luke : Free Download, Borrow, and Streaming : Internet Archive
Blueshell (Bluecurve GTK3) - /s/Mate
adw-gtk3 - /s/Mate
Atolm-gtk3 - /s/Mate
Installing Themes - Learn Ubuntu MATE
Devil - Luna [formerly Luna-15-04] MATe and XFCE Ylmfos like - Gnome-look.org