La Capitaine is an icon pack designed to integrate with most desktop environments. The set of icons takes inspiration from the latest iterations of macOS and Google's Material Design.

Nordzy is a free and open source icon theme for Linux desktops using the Nord color palette from Arctic Ice Studio and based on WhiteSur and Numix Icon Theme.

Suru++ Ubuntu — An elegant third-party icons theme based on Sam Hewitt's Suru Icons

A fullcolor icon pack for Libreoffice of the awesome Yaru theme

This is a public icon pack that anyone and everyone is invited to contribute to.

A flat icon set for macOS

The largest dark human-interface icon theme, extending the WhiteSur theme with no redundant Apple branding.

A collection of icons for the Semantic Web and Linked Open Data world.

Draw.io (Diagrams.net) icon library of Interop ShowNet Icons

A simple plasma icon theme.

Papirus folder icon set based on distros and the most famous icon themes in the Linux world!

aim: contain the latest package_name, main_activity_names and original icon for every app on F-Droid

Enter an source image (min. 512x512) and get it resized into different sizes and added into a folder you can patch as icon theme on Linux.

a dynamic icon-theme compatible with wpgtk and pywal

A set of stylish icons for 3D printing and CNC in general.

Collection of useful cryptographic icons

kid1carus d3sign iOS theme repo

Theme repo #2

Pencil 'stencil' packager script for open-iconic icons

Icons for the Quickemu project