Rob GriffithsSenior Contributor, Macworld

Former Macworld Senior Editor Rob Griffiths founded Mac OS X Hints. He's now master of ceremonies at Many Tricks Software.

SpamX 4.0

While SpamX remains unparalleled at reporting spammers to their ISPs, and offers a very effective spam filtering solution, all of the problems we noted with version 3 remain with version 4.

Create a replacement Reload button for Safari 4

Safari 4 moved the Reload button to the right side of the URL entry area. If you prefer a location on the left, this hint provides a workable alternative.

Purify 2.1

Purify is a so-called pass-through spam filter that scans and categorizes your e-mail as it arrives—it doesn’t actually trap or block spam, but codes it so that you can then handle it as you wish with your e-mail client of choice.

Add a Debug menu to Safari 4

Learn how to add the Debug menu to Safari 4 (and why you might want to).

Add a weather forecast event to iCal

Learn how to add an automatically-updated weather forecast to iCal -- and optionally, how to sync that forecast to Calendar on your iPhone or iPod touch.

The no-worry backup plan

Backing up data isn’t a one-size-fits-all proposition—what works for you will depend on the types of data you want to protect and, more important, how worried you are about keeping that data safe. Rob Griffiths' guidelines can help you figure out your own plan.

Make a time-lapse video

In this week’s video, Rob Griffiths discusses time lapse video, those fast-moving videos that convert hours and days of activity into minutes and seconds of video.

Force links to open in new tabs in Safari

Learn how to force Safari to open links that would otherwise create a new window in a new tab instead.

Chrome OS's impact? It's too early to tell

Rob Griffiths reads online declarations about the impact of Google's planned Chrome operating system and has to chuckle. At this stage, it's far too early to make any definitive declarations. But it looks like Apple has little to fear from Google's new effort.

Create a tab-switching gesture shortcut in Firefox 3.5

Firefox 3.5 supports gestures on newer Apple laptops, including pinch and swipe. What's missing, apparently, is a way to switch tabs via gestures. This hint explains how to add just that functionality.

How to add URLs to Address Book records

Learn how Address Book can record URLs for use in Safari, Camino, and OmniWeb's bookmarks sections.

Personal Antispam X5

Intego's Personal Antispam X5 10.5.2 is a solid anti-spam program, as long as you're using Mail or Entourage (the program supports both POP and IMAP protocols, but only in those two applications).

SpamSieve 2.7

If you're looking for the best Mac-based anti-spam solution, look no further than C-Command's SpamSieve 2.7. The program's filtering is highly accurate, it's relatively simple to install, and it's amazingly easy to use, particularly with Apple Mail.

Create Events-based iPhoto albums featuring specific people

Learn how to create an album in iPhoto to show all photos from all events that contain at least one photo of a selected person.

HP 12C Financial Calculator for iPhone

A 100-percent functional picture-perfect clone of the financial tool of choice for many finance professionals, this iPhone app can easily be used in place of the physical calculator. Even though it doesn't include much in the way of added iPhone-specific features, HP 12C Financial Calculator is still very useful.