A search on http://download.cnet.com/mac/ found some converters.

PST Converter Pro for Mac looks good, though it's $19
http://download.cnet.com/PST-Converter-Pro/3000-2369_4-75449744.html

I can't vouch for any of them as I'm never likely to acquire pst files.

Cheers

On 13/02/2012, at 10:57 AM, hugh griffiths wrote:

>
> Hi, I recently left the company I was working for and my email  
> backups from my ex-work laptop are outlook pst files, compressed  
> using whatever the standard win7 compress tool is.
> Is there any product ( preferably free) that the group can recommend  
> to allow me to look at emails in these backups, and open attachments  
> that they might have?
> I have tried a windows software called kernel pst viewer, which I am  
> running under my winXP/VMware fusion on my mac, but it has two  
> drawbacks ( apart from having to run windows), firstly my version of  
> xp wont uncompress the zip files correctly ( I am guessing that the  
> win7 version of zip uses a different algorithm) and secondly I can  
> only view emails, not their attachments.
> Is there anything free or low cost available on the mac to  
> uncompress win7 zips, and to look at outlook psts?
> Best Regards Hugh                                     
> -- The WA Macintosh User Group Mailing List --
> Archives - <http://www.wamug.org.au/mailinglist/archives.shtml>
> Guidelines - <http://www.wamug.org.au/mailinglist/guidelines.shtml>
> Settings & Unsubscribe - 
> <http://lists.wamug.org.au/listinfo/wamug.org.au-wamug 
> >

-- The WA Macintosh User Group Mailing List --
Archives - <http://www.wamug.org.au/mailinglist/archives.shtml>
Guidelines - <http://www.wamug.org.au/mailinglist/guidelines.shtml>
Settings & Unsubscribe - <http://lists.wamug.org.au/listinfo/wamug.org.au-wamug>