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.

Pricing

Price Starts At:
Free
Free Version:
Free Version available.

Integrations

No integrations listed.

Screenshots and Video

OpenSMTPD Screenshot 1

Company Facts

Company Name:
OpenSMTPD
Company Website:
www.opensmtpd.org

Product Details

Deployment
Mac
Linux
Training Options
Documentation Hub
Support
Web-Based Support

Product Details

Target Company Sizes
Individual
1-10
11-50
51-200
201-500
501-1000
1001-5000
5001-10000
10001+
Target Organization Types
Mid Size Business
Small Business
Enterprise
Freelance
Nonprofit
Government
Startup
Supported Languages
English

OpenSMTPD Categories and Features