History Cleaner от Marat

A browser extension for Firefox that automatically deletes browser history entries that match given keywords.

How to use:

Type your keyword(s) in input field. Multiple keywords are separated by whitespace.
Then click "Add keywords" to add the keywords to your keywords list.

Click "Show keywords" to list all your keywords. If you wish to delete a specicfic keyword, click a "×" beside the keyword.