There seems to be a growing number of magazine-style PDF publications out there. 
This is a short list of some of the ones I’m aware of.  What other ones do you know of?

• PHP Architect – http://phparch.com
• MySQL Magazine – http://www.paragon-cs.com/mag/
• GroovyMag – http://groovymag.com
• Python Magazine – http://pythonmagazine.com
• JSMag – http://www.jsmag.com
• Rails Magazine – http://railsmagazine.com
• The Rubyist – http://therubyist.com
• Java Express – http://dworld.pl/javaexpress (Polish)
• RailsWays – http://it-republik.de/railsway/magazin-ausgaben/Ruby-on-Rails-000281.html (German)
• Rubyist Magazine – http://jp.rubyist.net/magazine/ (Japanese)

I know I have to be missing some other good ones.  What are your favorites?