Themes Collection (Ubuntu/Linux Mint)

NoobsLab offers huge theme collection for GTK, Gnome Shell, Cinnamon, Mate. You can easily install themes via PPA in Ubuntu/Linux Mint/Debian/Other Ubuntu based Distribution.

Install Linux Mint themes and icons in Ubuntu/its other derivatives (GTK + Xfce + Cinnamon) - NoobsLab

Linux Mint team adds styles to Cinnamon desktop - Neowin

Customizing the Linux Mint Desktop Environment

16 Best Ubuntu Themes, Elevate Your Ubuntu Experience

Ubuntu Cinnamon makes switching from Windows to Linux as painless as possible

Ubuntu with Linux Mint Icons

Tweaking themes to save space on the screen top - Desktop - Ubuntu Community Hub

Linux Mint Cinnamon with Graphite-Dark Theme : r/linuxmint

Themes Collection (Ubuntu/Linux Mint)

Cool Dark GTK Theme for Ubuntu, Linux Mint, Elementary OS - Linuxslaves