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What is OpenSMTPD?

OpenSMTPD is a free implementation of the SMTP protocol designed for email communication on the server side, adhering to the specifications outlined in RFC 5321 while also including various standard extensions. This software allows standard machines to engage in email exchanges with other systems that operate under the SMTP protocol. Created out of a need for a more effective alternative to existing email solutions, OpenSMTPD provides a thorough SMTP implementation. The project is primarily led by developers Gilles Chehade and Eric Faurot, with significant contributions from many OpenBSD developers and collaborators from diverse communities. The ongoing development of OpenSMTPD demonstrates a strong dedication to enhancing the functionality and reliability of email servers across multiple platforms. As a result, it has gained popularity among users seeking a robust and flexible email server solution.

What is CommuniGate Pro?

Our all-encompassing Unified Communications solution is built upon the robust CommuniGate Pro platform. This advanced system promotes extensive Unified Communications through open APIs, enabling seamless integration with a wide array of business applications. Designed to accommodate hundreds of millions of accounts, CommuniGate Pro is ideal for large-scale alert systems, multimodal communications in web-based applications, or highly secure network infrastructures. Notably, this remarkable scalability is achieved without sacrificing efficiency or reliability; the platform is notably agile and adept at supporting resilient applications in both military and embedded environments. Moreover, CommuniGate Pro has garnered approval for use by government entities in Europe and the USA, further solidifying its credibility. Its outstanding stability, with uptimes comparable to VMS, has made it a preferred choice among military, transportation, and research organizations. Additionally, the platform empowers banks to manage email services for millions of clients while adhering to regulatory requirements. The server's signaling functionalities can also be effectively integrated into hybrid systems, amplifying its versatility even more. Ultimately, this positions CommuniGate Pro as a leading solution for organizations aiming to enhance and optimize their communications infrastructure while maintaining a high standard of reliability. With its multifaceted capabilities, it stands out as an indispensable asset in today’s rapidly evolving digital landscape.

Media

Media

Integrations Supported

MailArchiva
MailRoute

Integrations Supported

MailArchiva
MailRoute

API Availability

Has API

API Availability

Has API

Pricing Information

Free
Free Trial Offered?
Free Version

Pricing Information

Pricing not provided.
Free Trial Offered?
Free Version

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Supported Platforms

SaaS
Android
iPhone
iPad
Windows
Mac
On-Prem
Chromebook
Linux

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Customer Service / Support

Standard Support
24 Hour Support
Web-Based Support

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Training Options

Documentation Hub
Webinars
Online Training
On-Site Training

Company Facts

Organization Name

OpenSMTPD

Company Website

www.opensmtpd.org

Company Facts

Organization Name

CommuniGate Software

Date Founded

1991

Company Location

United States

Company Website

communigate.com

Categories and Features

Categories and Features

Collaboration

Brainstorming
Calendar Management
Chat / Messaging
Contact Management
Content Management
Document Management
Project Management
Real Time Editing
Task Management
Version Control
Video Conferencing

Contact Management

Activity Management
Appointment Management
Contact Database
Contact History
Contact Import/Export
Customer Pipeline
Email Marketing
Group Management
Interaction Tracking
Lead Management
Prospecting Tools
Sales Pipeline Management
Search / Filter
Segmentation
Shared Contacts
Social Media Integration

Live Chat

Canned Responses
Customizable Branding
Geo Targeting
Offline Form
Proactive Chat
Screen Sharing
Third Party Integration
Transfers / Routing
Website Visitor Tracking

Unified Communications

Audio / Video Conferencing
Calendar Management
Call Recording
Call Routing
Chat / Messaging
Fax Management
File Sharing
Mobile Access
Multi-User Collaboration
Voice Mail

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