GMx

GMX is a brand used by GMX, a German-based provider of free email services and online portal offerings. The GMX mail service was launched in 1997 and has grown into one of Europe’s major free email platforms. It operates as part of the United Internet Group, alongside other brands such as Web.de and mail.com. GMX primarily serves German-speaking markets and other European regions, offering webmail access at GMX.de and mobile apps for iOS and Android. Free accounts are supported by advertising, with paid Premium options that add features and remove ads.

GMX provides standard email functionality accessible through webmail and mobile apps, along with security features such as spam and malware protection. The service is marketed as a reliable, accessible option within the broader GMX ecosystem, and it emphasizes account management, ease of use, and integration with other online services offered by the company. As a long-standing player in the European email market, GMX emphasizes accessibility and user convenience for its audience.

In computing, gmx refers to the command-line interface of GROMACS, a widely used software package for molecular dynamics simulations. GROMACS originated at the University of Groningen and the acronym stands for Groningen Machine for Chemical Simulations. The gmx toolset provides commands for preparing, running, and analyzing simulations, and it is used by researchers in chemistry, biophysics, and related fields.