Browser extension for Firefox that allows to define custom search items for context menu. In another words, the user is able to assign custom URLs to context menu items. Then it is possible to pass selected text to that URL using context menu. In practice this allows to create custom search engines, dictionaries, maps, etc. in form of context menu items.
Custom context menu items are created and manages on extension's options page. Defined custom context menu items will only appear when text on page is selected.
For full user manual and other details about this extensions refer to Github page.
https://github.com/karol-121/custom-context-menu-search
