This application routes outgoing emails based on the sender's group membership or domain.
This add-in allows you to set the default From or Reply-To address in Outlook.
This web browser extension allows you to insert a predefined address into the From field when composing a new message.

This add-in delays emails composed after business hours or on weekends, sending them at the start of the next business day.
Microsoft 365 now allows users to send emails from alias addresses. This add-in automatically fills in the correct From address when replying to or forwarding a message received via an alias.
An add-in for Outlook desktop users who need to send meeting invitations from alias addresses.
Automatically substitutes the From address when replying to or forwarding a message sent to a distribution list.
Automatically forwards any email dropped into a specific folder to a predefined address.
This add-in ensures messages sent from a secondary mailbox’s From address remain in that mailbox’s Sent Items folder.
This add-in automatically fills in the correct From address when replying to a message in a shared or delegated Exchange mailbox.
It can also associate signatures with specific mailboxes.
This add-in displays a warning when a user is about to reply to all recipients. The user must confirm the choice to reply to all. This helps prevent accidental disclosure of confidential information. If Outlook includes the user's own address in Reply All, TuneReplyAll removes it from the message.
This add-in ensures that a message created using a secondary mailbox's From address remains in the originating mailbox after being saved.
This add-in forces Outlook to use a predefined account for all outgoing emails, regardless of which account received the original message.
These applications allow you to limit the number of external recipients a specific group of users can send to.
This add-in allows you to set the default value for the "Do not deliver before:" parameter in Outlook.
This add-in moves both the reply and the original message to a predefined folder.
CentralOOF is a Windows application that allows you, as a Microsoft 365 admin, to set the status (Disabled, Enabled, or Scheduled) and modify the parameters of Out-of-Office auto-replies for Microsoft 365 mailboxes.
GroupOOF is a Windows application that allows you, as a Microsoft 365 admin, to set the status (Disabled, Enabled, or Scheduled) and modify the parameters of Out-of-Office auto-replies for Microsoft 365 Groups (formerly Office 365 Groups).
This add-in allows you to run rules manually or automatically against the Junk Email folder.
This add-in allows you to run rules manually or automatically in any folder.
This add-in allows you to enable or disable multiple rules at once.
This add-in automatically includes the original attachments when you reply or reply to all.
This add-in allows you to delay sending meeting requests.
This add-in allows you to use a customized default meeting request template.
This add-in allows you to send a message immediately, bypassing any active delay rule.
GroupMailboxJunkEmail is a Windows application that allows a Microsoft 365 admin to manage junk email settings for Microsoft 365 group mailboxes.