TranslateMe for Safari. Read the entire web! Translate entire webpages into your preferred language, or just translate snippets when there’s a few words you don’t understand. Start Translate via keyboard shortcut, toolbar button, or right-click.

Great for learning languages, reading foreign news, doing research, and much more! Uses multiple translation services

Note from Developer: The former “Translate Safari Extension” is being migrated to the Safari App Extension system in Safari 12, and has been renamed “TranslateMe for Safari”