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If you aren't looking for an API solution, you might want to check this out: http://zips.sourceforge.net/ http://zips.sourceforge.net/ It isn't the most recent
by eknuth 15y ago
If you aren't looking for an API solution, you might want to check this out:
http://zips.sourceforge.net/ http://zips.sourceforge.net/
It isn't the most recent data, but it ought to get you started.