Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.
Cost / License
- Free Personal
- Open Source (AGPL-3.0)
Platforms
- Microsoft Edge
- Google Chrome
- Mozilla Firefox

modusCloud Email Security is described as 'ModusCloud is a complete cloud email security solution that delivers Protection from Spam, Phishing, Advanced and Evolving Threats, Email Continuity, Encryption, Archiving...and email security peace of mind' and is an app in the security & privacy category. There are six alternatives to modusCloud Email Security for a variety of platforms, including Windows, Linux, Web-based, iPhone and Self-Hosted apps. The best modusCloud Email Security alternative is Mailvelope. It's not free, so if you're looking for a free alternative, you could try Mailvelope or MailStore. Other great apps like modusCloud Email Security are Barracuda, SysTools Office 365 Backup and modusGate.
Mailvelope is a browser extension that allows to exchange encrypted emails following the OpenPGP encryption standard.

MailStore Home - A 100% free single-private-user desktop solution
MailStore Home enables you to backup all your email messages from multiple applications and accounts into one secure and persistent archive. Lightning-fast search, one-click backup, powerful export - all informati.




Piler is an open source email archiving solution with all the necessary features for your enterprise
The Barracuda Networks application provides administrators easy access to all of their connected Barracuda Networks devices. The Barracuda Cloud Control service provides access to Barracuda devices installed in an organization's network.




SysTools Office 365 Backup utility is meant for saving your Office 365 mailbox to PST. The utility helps you to export your emails, contacts, calendars from Office 365 account to Outlook mailbox to Outlook data file. The advance features of the utility, are listed below:




modusGate is a multi-layer anti-spam email filtering gateway that incorporates state of the art AI to effectively identify threats by reputation and advanced statistical models. It provides a leading defense against phishing and malware threats.