Bored of circular icons? Try verticons....
Verticons has a unique shape and high quality icons. Complements 18:9 and higher ratio screens. Verticons loosely sticks to material design guidelines and makes use of material design palette and vibrant colors.

This is the free version of Verticons icon pack with 1300 icons included and masking support. Supports dynamic calendars on select launchers.
Compatible with most modern launchers [does not support Atom launcher and LG launcher]

Recommended icon settings:
120% to 140% icon scaling

Additional benefits of the PAID version:
🔸More than 3400 icons with regular updates
🔸Priority (paid) as well as Regular icon requests (based on number of requests)
🔸Custom made wallpapers
🔸Folder icons
🔸Alternate color and design versions for many apps
🔸Constantly evolving with updates to old icons