| AbandonedSender | Send notice about a change being abandoned by its owner. | 
| AddKeySender | Sender that informs a user by email about the addition of an SSH or GPG key to their account. | 
| AddReviewerSender | Asks a user to review a change. | 
| AddToAttentionSetSender | Let users know of a new user in the attention set. | 
| AttentionSetSender | Base class for Attention Set email senders | 
| ChangeEmail | Sends an email to one or more interested parties. | 
| CommentFormatter |  | 
| CommentFormatter.Block |  | 
| CommentSender | Send comments, after the author of them hit used Publish Comments in the UI. | 
| CreateChangeSender | Notify interested parties of a brand new change. | 
| DeleteKeySender | Sender that informs a user by email about the removal of an SSH or GPG key from their account. | 
| DeleteReviewerSender | Let users know that a reviewer and possibly her review have been removed. | 
| DeleteVoteSender | Send notice about a vote that was removed from a change. | 
| EmailArguments | Arguments used for sending notification emails. | 
| FromAddressGeneratorProvider |  | 
| HttpPasswordUpdateSender | Sender that informs a user by email that the HTTP password of their account was updated. | 
| InboundEmailRejectionSender | Send an email to inform users that parsing their inbound email failed. | 
| MailSoySauceProvider | Configures Soy Sauce object for rendering email templates. | 
| MergedSender | Send notice about a change successfully merged. | 
| MessageIdGenerator |  | 
| MessageIdGenerator.MessageId | A unique id used which is a part of the header of all emails sent through by Gerrit. | 
| NewChangeSender | Sends an email alerting a user to a new change for them to review. | 
| NotificationEmail | Common class for notifications that are related to a project and branch | 
| OutgoingEmail | Sends an email to one or more interested parties. | 
| OutgoingEmailValidator | Validator that checks if an email address is valid and allowed for receiving notification emails. | 
| ProjectWatch |  | 
| ProjectWatch.Watchers |  | 
| RegisterNewEmailSender | Sender that informs a user by email about the registration of a new email address for their
 account. | 
| RemoveFromAttentionSetSender | Let users know of a user removed from the attention set. | 
| ReplacePatchSetSender | Send notice of new patch sets for reviewers. | 
| ReplyToChangeSender | Alert a user to a reply to a change, usually commentary made during review. | 
| RestoredSender | Send notice about a change being restored by its owner. | 
| RevertedSender | Send notice about a change being reverted. | 
| SetAssigneeSender | Sender that informs a user by email that they were set as assignee on a change. | 
| SmtpEmailSender | Sends email via a nearby SMTP server. | 
| SmtpEmailSender.Module |  |