Exchange 365 Mail Extension for OAuth2
A TYPO3 extension for sending emails using Exchange 365 and Microsoft Graph API
Mailjet Email Marketing
Use Mailjet's SMTP to send Typo3 transactional emails. Add newsletter subscribers from Typo3 to your Mailjet contact lists.
Bypass email send limitation
With this extension you can bypass the send limit if the hoster allows only a certain number of mail per SMTP session.
Mail Conf Override
The extension allows different mail configurations for mail from addresses.