[aprssig] aprsd replacements

Patrick Domack patrickdk at patrickdk.com
Mon Jun 2 07:53:14 CDT 2008

I'll have to check these out. I haven't run across them before.

I have saw the aprs4r program, but I have issues personally with  
supporting and loading python (or yet another scripting software) onto  

Quoting Heikki Hannikainen <hessu at hes.iki.fi>:

>   Hi,
> On Sun, 1 Jun 2008, Patrick Domack wrote:
> (... about aprsd ...)
>> The issue with this is, the code has been dead for the last 5years or
>> so, and has quiet a few bugs and memory issues.
>> Based on the issues, and the amount of work to track down issues
>> (there isn't much consistancy) I think I am just going design a new
>> program and start working on bringing it up.
>   There are at least two existing igate projects, aprsg and aprx.  
> Both are in operational use already, and seem to work fine. They're  
> lightweight (don't allocate lots of memory like aprsd does) and  
> simple (only contain the code required to implement an rx-only  
> igate). Both are aiming to implement the tx side for messaging, and  
> some of the transmitting code exists, but the functionality isn't  
> usable yet. They do not listen for connections on TCP sockets, so  
> they cannot act as APRS-IS servers, and do not aim to do so. They're  
> small enough to run on tiny embedded Linux boxes like the  
> Cisco/Linksys NSLU2 (I have set up one of these myself).
>   aprx has a wiki page at http://wiki.ham.fi/Aprx.en (with download links).
>   aprsg can be downloaded at
> http://oh3tr.ele.tut.fi/~oh2gve/aprsg/source/ (the very informative
> wiki page at http://wiki.ham.fi/Aprsg is unfortunately available in
> Finnish only).
>   aprsg is written in C++, and it requires wxWidgets and it's
> Communication Toolbox (wxtcb) library. aprx is plain C and doesn't
> depend on libraries beyond basic POSIX libc. They're for Linux, but
> should be easily portable to other Unix-like systems.
>   Instead of starting another igate server coding project, you might be
> interested in extending one of these open source projects. aprsg is
> licensed under the GPL, aprx has a BSD license (even more free). Of
> course, more options usually brings in some healthy competition. :)
>   - Hessu, OH7LZB

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