W//Ordfinder by janinevaranta

Browser extension for Firefox to make searching words from web pages in English Wiktionary easier.

Select your "anchor" language, highlight a word on a web page and click "Search 'word' on Wiktionary" from the context menu to open Wiktionary page easily on new tab.

Source code available: https://github.com/janinevaranta/wordfinder-wiktionary