Bing found the following results
macOS icons - Elias Ruiz
Glacier macOS Icon Pack
macOS Icon Pack — Gallery - Krijn Rijshouwer
Get this amazing 100+ icon pack for your favorite Mac apps, optimized ...
Beautiful Alternative Big Sur Themed Icons for your macOS Apps
IconChamp - macEnhance
How to Use Custom Icons in Mac OS X (And Where to Find Them) - MUO
macOS Big Sur Icons
macOS Big Sur Icons (Icon Pack) by bbrandis on DeviantArt
macOS Icon Pack - Krijn Rijshouwer
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