Longer time I'm curious about HTML tag <marquee>. You can find in MDN specification: Obsolete This feature is obsolete. Although it may still work
optapy
jgoodies
buildmaster
project-layout
r-lib-cpp11
razor-class-library
typedjs
directory-listing
ramaze
phprunner
elasticsearch.net
pygmo
nifti
java
strict-transport-security
bazel-rules
jsonrpc4j
pure-js
python-phonenumber
python-pdfreader
appauthhelper
oracle-fusion-apps
predis
mate
vtiger
animatetransform
hangfire-console
tribe-event-tickets
mdf
gpu-warp
