- Allofcraigs: A simple Google mashup that searches Craigslist according to your specs; you can narrow by category, price, and date.
- SearchTempest: SearchTempest offers you a similar search to Allofcraigs, with the added ability to sort cities from your location geographically (so you hopefully don't have to drive too far for that widget you're looking for).
- PadMapper: Apartment hunting made simple. PadMapper lets you filter out locations and amenities to find exactly the new home you're looking for.
- Yard Sale Treasure Map: Pretty much what it sounds like! Find great garage sales in your area and print out a map for easy access.
- CrazedList: Probably the most comprehensive Craigslist search tool on this list. You can search multiple Craigslist sites for pretty much anything you want: jobs, cars, houses, etc. - and set up custom RSS feeds as well.
Is there a Craigslist search tool that you are fond of? Let's hear about it in the comments.
More Craigslist resources