This worked on sites that the others wouldn't. It works for my needs, but I can see how replacing everything at once might a problem for some people. A little more control would be nice. Also, the ability to save frequently used patterns and replacements.

Choice of simplicity, 57 KB!

* If you need to use automated search/replace (but without regexps) - use "Search and Replace" from rwanyoike
* If you need to use more configurated substitutions list - take "FoxReplace" from Marc
* If you need to use favorites, find/replace history and templates for cursor auto-inserting - take "Find & Replace for Text Editing" from Dalimil Hajek