I created a canvas element where I can draw paths. There, I draw transparent paths and I "scratch" reveal the foreground. It works on both mobile and desktop.
spim
hyphen
facelets
flashlight
generic-list
api-gateway
lgpl
best-fit-curve
greenrobot-eventbus-3.0
processr
subsystem
primefaces-8.0
powerline
nunit-3.0
chatscript
audiotrack
python-oauth2
nme
software-quality
inline-namespaces
motionbuilder
tabulator-py
scipy.stats
abp
bulk-create
android-bundle
react-router-dom
x-macros
prolog-setof
zapier-cli