1 Runtime Dependency

Gem Required version
mime-types 3.7.0 < 4 >= 1.16

4 Development Dependencies

Gem Required version
bundler 4.0.15 >= 1.0.3
rake 13.4.2 > 0.8.7
rdoc 8.0.0 >= 0
rspec 3.13.2 ~> 3.0

Reverse Dependencies

Gem Version
actionmailer +745 Million Downloads 8.1.3

Mar 24, 2026

actionmailbox +419 Million Downloads 8.1.3

Mar 24, 2026

letter_opener +114 Million Downloads 1.10.0

Mar 30, 2024

savon +97.9 Million Downloads 2.17.4

Jul 03, 2026

openid_connect +75 Million Downloads 2.5.0

Jun 03, 2026

email_spec +72.6 Million Downloads 2.3.1

Mar 21, 2026

validate_email +53.2 Million Downloads 0.1.6

Jul 12, 2012

valid_email +46.2 Million Downloads 0.2.1

Mar 16, 2024

gitlab-mail_room +35.3 Million Downloads 1.1.0

Jun 18, 2026

roda +20.3 Million Downloads 3.105.0

Jun 12, 2026

See all reverse dependencies