Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.
WWDC app for OS X - An app to view and watch WWDC sessions on your Mac
Lingvanex Translator for Slack - Auto-translate messages, documents and images in Slack
WWDC Together - Watch and discuss WWDC together
Inspector Spacetime from Google - Google Translate for engineers working with motion
WWDC for macOS Version - The best way to watch WWDC on the Mac