In my web app built on Laravel, which under the hood uses an npm/Webpack build process, I'm currently using the SCSS icon sheet versions of FontAwesome like thi
multisim
avasset
pentaho-cde
avplayeritem
zshrc
taskset
libgdx
nsurlcache
approximation
occlusion-culling
bottom-type
entity-model
tendermint
boost-iostreams
django-auditlog
perl
excel-interop
azure-autoscaling-block
miracast
natsort
android-location
android-viewflipper
detailsview
pow
tableviewcell
dmcs
ssrs-tablix
fizzbuzz
cwp
postfix-notation