Skip to content

AtMail Open vs OpenID

A side-by-side look at AtMail Open and OpenID. For an in-depth review of either product, follow the links below.

AtMail Open

AtMail Open

Office & Productivity

AtMail Open is an open source email server software designed for high delivery performance, security, and reliability. It is based on open standards and is a scalable on-prem email platform for SMBs.

emailserveropen-source
OpenID

OpenID

Online Services

OpenID is an open standard and decentralized authentication protocol that allows users to log into different websites using the same digital identity. It eliminates the need for separate usernames and passwords for each site.

authenticationidentityloginopen-standard

Related Comparisons