Is a gem ready for Rails 4 or 5?

Rails 4: 615 ready, 38 not ready, and 433 unknown
Rails 5: 163 ready, 11 not ready, and 912 unknown
Name Status Rails 4 Notes Rails 4 Status Rails 5 Notes Rails 5 Status or notes updated
simple_settings unknown unknown over 6 years ago
rd_devise unknown unknown over 6 years ago
easy_themes unknown unknown over 6 years ago
rcov_plugin-incandescent unknown unknown over 6 years ago
geokit-rails3 unknown unknown over 6 years ago
engineered unknown unknown over 6 years ago
deface unknown unknown over 6 years ago
jakewendt-rails_helpers unknown unknown over 6 years ago
dummy_routes unknown unknown over 6 years ago
smart_mongo unknown unknown over 6 years ago
heroku_san unknown unknown over 6 years ago
jrails-autocomplete unknown unknown over 6 years ago
commenter unknown unknown over 6 years ago
phoebe unknown unknown over 6 years ago
steak unknown unknown over 6 years ago
me_gusta unknown unknown over 6 years ago
yo_quiero unknown unknown over 6 years ago
rails-cmds unknown unknown over 6 years ago
six-updater-web unknown unknown over 6 years ago
pickle unknown unknown over 6 years ago