Discipline. - a macOS Big Sur icon pack with 100+ icons
Coronavirus Press Kit - Browse or create your own Covid-19 stock photos for free
macOS Big Sur icons - Original icons in PNG ready for download
Covid-19 Design Pack by Artify - Free set of COVID-19 design materials u can edit on the fly
Iconoir - A diverse and open-source library with 900+ icons
IconStore - Free icon packs by first-class designers