| 1 | 32,577 | 17,022 | acts_as_downcasable_on | Easy way to define AR attributes that should be stored in lowercase |
| 2 | 33,936 | 29,834 | sidekiq-heroku-scaler | Tool to scale sidekiq dynos on Heroku |
| 3 | 35,468 | 19,307 | acts_as_strippable_on | Easy way to define AR attributes that should be stripped before save |
| 4 | 36,658 | 76,497 | activerecord_touchy | Extend AR to use touch for has_many and has_one relations |
| 5 | 39,022 | 78,534 | after_commit_state | Easy way to check model state in after_commit callback |
| 6 | 47,422 | 37,015 | validates_unchangeable | Library for validating unchangeable attributes. |
| 7 | 88,103 | 104,950 | database_leak_finder | Easy way to find spec which doesn't clear database after execution |
| 8 | 108,282 | 83,174 | letter_opener_web_s3 | Gives letter_opener and letter_opener_web work with S3 |
| 9 | 149,433 | 180,995 | activerecord_lookup_or_initialize | ActiveRecord::Relation extension, find object in collection if it exists or build new one |