我们将重点介绍我们最喜爱的免费、日常使用的Mac应用程序，总结一些火狐的**级附加包，优化我们的高清电视，并亲身体验最新iPhone3.0软件更新中的最佳功能。

• Lifehacker Pack 2009: Our List of Essential Free Mac Downloads We've featured countless apps or all sorts over the years, but if you just want a quick look at the best free downloads for your Mac, this post's for you.
• Lifehacker's Firefox Add-On Packs It used to be a pain to hunt down your favorite extensi*** every time you reinstall Firefox. Mozilla's recently launched Collecti*** make it easy, so we've assembled a few easy-to-install collecti*** of our favorite Firefox helpers.
• Optimize Your New HDTV Whether you purchased your HDTV yesterday or last year, there's a big chance you just plugged it in and fired it up. Tweak your HDTV for better viewing quality.
• Hands On with iPhone 3.0's Best New Features The iPhone 3.0 software update hit servers a few hours ago, and we spent our afternoon playing with every new feature we could find. Step inside for a look at our favorite new iPhone 3.0 features.
• Turn Old CDs Into a DIY iPod Dock Got a pile of old, scratched-up coasters that you don't really need anymore? You can repurpose them into a dock for your iPod, iPhone, or other audio player.
• Google Wave Questi*** and Answers After whinging loudly about not having access to the Google Wave preview, Santa GOOG dropped me an invite. Last night I held a Wave Q&A on Twitter; here are the results, complete with screenshots.
• Mac4Lin Gives Linux Desktops the Complete Mac Look Linux: Mac4Lin, a package of skins, wallpapers, ic***, and interface refinements that brings a completist Mac look to Linux with an automated installation, has reached the 1.0 stage with an impressive array of features.
• Hands On with Mac OS X Snow Leopard (Developer Preview) The upgrade to Mac OS X Snow Leopard will cost $29 for current Leopard users and won't include many new features-so will it be worth the trouble?
• The Starlight Desktop Reader rykennedyan's desktop combines a beautiful wallpaper with a full set of launchers and tools integrated into a taskbar at the bottom of the screen.
• Top 10 How-to Cooking Videos Cooking isn't a skill you can pick up through reading alone. Watch chefs, enthusiastic home cooks, and even a surprise celebrity guest dem***trate cooking skills everyone can use in this roundup of 10 great instructional cooking videos.