What are the benefits of a header only library and why would you write it that way oppose to putting the implementation into separate file?
criterion
django-celery
confuserex
bubble-chart
android-broadcastreceiver
speed-test
youtube-analytics
arrayobject
setup-project
web-push
slim-4
liquid-haskell
katalon-recorder
xlsxwriter
bfg-repo-cleaner
ilmerge
dropbox-java
capybara
animated
kubernetes-upgrade
com-automation
client-side
libunwind
macvim
system
exonum
kubernetes-pvc
xms
rbenv-vars
file-descriptor