Is a gem ready for Rails 4 or 5?

Rails 4: 583 ready, 38 not ready, and 435 unknown
Rails 5: 95 ready, 10 not ready, and 951 unknown

Gems unknown for Rails 4

Name Status Rails 4 Notes Rails 4 Status Rails 5 Notes Rails 5 Status or notes updated
calebhaye-apn_on_rails unknown unknown over 5 years ago
canhaz unknown unknown over 5 years ago
canine-rails unknown unknown over 5 years ago
carmen-enphase unknown unknown over 5 years ago
ccls-rails_extension unknown unknown over 5 years ago
ccls-simply_helpful unknown unknown over 5 years ago
ccls-simply_sessions unknown unknown over 5 years ago
celtics-rails unknown unknown over 5 years ago
change_audit unknown unknown over 5 years ago
chargify_client unknown unknown over 5 years ago
chronic unknown unknown over 5 years ago
chronicler unknown unknown over 5 years ago
citero-engine unknown unknown over 5 years ago
citygrid_airbrake unknown unknown over 5 years ago
clah unknown unknown over 5 years ago
client-job-queue unknown unknown over 5 years ago
clogs unknown unknown over 5 years ago
cloudconvert unknown

unknown

unknown over 4 years ago
coercionlogic-pika unknown unknown over 5 years ago
commenter unknown unknown over 5 years ago