non-Java, Open Source, Message-Oriented Middleware

[Jeremy]

Jumping in late, but did anyone mention muscled? 
http://www.lcscanada.com/muscle/

On 2002.06.18 10:27 Doug.Palmer at csiro.au wrote:
> > Please let me know how your search turns out.
> 
> Thanks for the tip about Spread. I had developed a blind spot about
> searching for groupware. Virtual synchrony and total order are Good
> Things
> not found in most MOM.[*] About the only other thing I've found is the
> venerable Isis/Horus/Ensemble stuff.
> 
> http://www.cs.cornell.edu/Info/Projects/HORUS/
> 
> There's a few others:
> 
> isectd doesn't seem to offer reliable messaging
> http://home.netcom.com/~tgagne/
> 
> Looking at Sourceforge, Yet Another Middleware, O-Mom, CrimsonMQ,
> OpenMQ,
> NetEvents and others don't seem to have actually produced anything.
> 
> [*] Virtual synchrony: consumers that are subscribed to the same
> sequence of
> "views" receive the same messages. Total order: everybody receives
> messages
> in the same order, even if they're published by different processes.
> Actually total order isn't found in most GCSs, which have what's
> called
> "causal" ordering: a message sent in response to a message will always
> arrive after the original message.
> 
>