Create a combination of keyword lists to “cover all your bases” for all the different variations of cities, states, categories etc. when setting up a PPC campaign, including google match types.
[keyword-marriage]

Check the server response of just one or a large batch of URL’s to see which ones might be redirected or which ones might come up 404 not found, and then make that list available for download. The longer the list of URL’s, the longer the tool will take to run.
[bulkurlchecker]

Put a list of URLs on one side, then a list of varied anchor text on the other side, press a button, and get a complete list of every possible variation of text link and landing page.
[link-variance]