Is there a really good open source alternative to the Microsoft Exchange Server?

Answer 1

On this page there are 6 alternatives. I haven't tried any yet, but they do look pretty good.

http://techrepublic.com.com/5208-11191-0.html?forumID=91&threadID=165530&messageID=1692769

Answer 2

Fanboys are obnoxious, no matter if or not they are Mac-targeted, homestead windows-targeted, or Linux-targeted. All operating structures have their different reward and disadvantages, so that's plausible that in a particular context, Linux will be "undesirable". for instance in case you need an outstanding, low-vulnerability, media-oriented pc, a Mac is your maximum acceptable determination. you'll pay more desirable for it although in view that Apple controls the entire educate, and your purposes would no longer be nicely proper with individuals's. homestead windows is by technique of and massive the most universal operating equipment so compatibility is distinctly a lot certain, yet has assorted broadly established vulnerabilities, is amazingly susceptible to 0-day attacks, and has a tendency to be an excellent hog on equipment factors. Linux is by technique of a techniques the most versatile operating equipment, and could be run as a GUI or instantaneous-purely platform (relying on version and runlevel). It calls for an better factor of technical knowhow to operate although, and prefer Macs you would no longer be in a position to apply your favourite software if there is no longer a Linux version obtainable. Use the only which maximum acceptable matches your needs.