Average Ratings 0 Ratings
Average Ratings 4 Ratings
Description
Hermes SEG is an open-source and free secure email gateway and server that offers robust protection against spam, viruses, and malware through tools like SpamAssassin, ClamAV, and Amavisd-new. It ensures complete encryption both in transit and at rest, utilizing protocols such as SMTP TLS, S/MIME, PGP, and encrypted PDF (CipherMail), alongside Dovecot mail-crypt. The solution also provides features for email archiving and integrated mailbox hosting, which includes options like quotas, aliases, shared folders, Sieve rules, vacation replies, and mobile auto-configuration. Users can benefit from collaboration functionalities via Nextcloud, which encompasses webmail, file synchronization, calendars, and contacts. Identity and access management is streamlined with OpenLDAP and Authelia, accommodating single sign-on (SSO) and multi-factor authentication (MFA) options such as TOTP, WebAuthn, and Duo. Additionally, it adheres to contemporary authentication standards including SPF, DKIM, DMARC, and ARC, ensuring a secure email experience for all users. By combining these features, Hermes SEG stands out as a comprehensive solution for secure email communication.
Description
KumoMTA is an open source mail transfer agent and email infrastructure platform for enterprises, MailOps teams, and high-volume senders. The platform is built to provide the control, scalability, transparency, and continuity that organizations need when email delivery is central to their business. KumoMTA is positioned as an alternative to commercially licensed MTA providers that may create pricing shocks, renewal risk, vendor dependency, or black-box infrastructure limitations. The platform can deliver tens of millions of messages per hour on a single instance and is designed to support large-scale sending without data loss. Its open source model gives teams direct access to the code and more authority over deployment, operations, and long-term infrastructure decisions. KumoMTA also emphasizes performance, resilience, cost predictability, fairness, and transparent stewardship. The community includes developers, security researchers, and enterprises that help audit code, identify vulnerabilities, and improve the platform over time. KumoMTA provides extensive documentation, a community forum, GitHub repository, migration resources, and support options for teams moving from other MTA platforms. By combining open source email infrastructure, high-volume performance, operational control, community development, documentation, and enterprise support, KumoMTA helps organizations invest in their own email infrastructure with greater confidence.
API Access
Has API
No
API Access
Has API
Yes
Integrations
Ongage
No
Postmastery
No
Prometheus
No
Pricing Details
$0/month/user
Free Trial
No
Free Version
Yes
Pricing Details
$0
KumoMTA is Open-Source and free to use, those interested in support and services can contact us.
Free Trial
Yes
Free Version
Yes
Deployment
Web-Based
No
On-Premises
No
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
Yes
Chromebook
No
Deployment
Web-Based
Yes
On-Premises
Yes
iPhone App
No
iPad App
No
Android App
No
Windows
No
Mac
No
Linux
Yes
Chromebook
No
Customer Support
Business Hours
Yes
Live Rep (24/7)
No
Online Support
Yes
Customer Support
Business Hours
Yes
Live Rep (24/7)
Yes
Online Support
Yes
Types of Training
Training Docs
Yes
Webinars
No
Live Training (Online)
No
In Person
No
Types of Training
Training Docs
Yes
Webinars
Yes
Live Training (Online)
Yes
In Person
Yes
Vendor Details
Company Name
Black Fish Networks LLC
Country
United States
Website
www.hermesseg.io
Vendor Details
Company Name
Kumo Corp
Founded
2023
Country
United States
Website
kumomta.com
Product Features
Secure Email Gateway
Anti-Malware
No
Archiving
No
Customizable
No
Data Loss Prevention
No
End-to-End Encryption
No
Real-time Dashboards
No
Reporting / Analytics
No
Sandbox
No
Threat Protection
No
Product Features
Email Management
Data Recovery
No
Email Archiving
Yes
Email Deletion
No
Email Discovery
No
Email Monitoring
Yes
Email Recall
No
Queue Manager
Yes
Response Management
No
Routing
Yes
Shared Inboxes
No
Signature Management
No
Spam Blocker
No
Whitelisting / Blacklisting
Yes