MAD - My Atari Derived Library
- Article. Casting GEMs before PC-users.
- http://indigo.ie/~odonnllb/mad.html

Shane Land OpenGEM
- The online home of Shane Martin Coughlan. Downloads the OpenGEM distribution of GEM. Also author's projects, presonal info., C.V., photos, blog.
- http://gem.shaneland.co.uk

GEM Workshop
- Part of the large Owen Rudge site: downloads (GEM Download Manager for Windows, drivers), links, history, information, screenshots.
- http://www.owenrudge.net/GEM/

Yahoo Groups: gem-announce
- Announcement list for GEM and the FreeGEM project.
- http://groups.yahoo.com/group/gem-announce/

FreeGEM WebRing
- Sites that promote use and development of PC/GEM: can be anything from gaming to programming.
- http://l.webring.com/hub?ring=freegem

GEM
- PC GEM and GEM documentation, downloads, links, news, screenshots, developer information.
- http://www.deltasoft.com/

Artline
- Free downloads of GEM Artline (and Artline 2), first worldwide full-featured illustration application for IBM PCs. Released in 1988, it had full Bézier support, fully scaleable vector-fonts, PostScript support.
- http://www.artline.de/

Intel GEM
- Graphical environment for IBM PC and Atari ST. PC GEM was a fairly widely used GUI until the release of Windows 3.0. Now licensed under the GPL.
- http://www.seasip.demon.co.uk/Gem/