LoopMessage - LoopMessage is a perfect macOS tool for personalized mass messaging via iMessage/SMS, WhatsApp, Facebook Messenger, Telegram, Viber, and Skype.
Gratitude Flow - Gratitude Flow is a web extension that allows you to share and receive gratitude on your new tab with real people around the world.
WhatsMany - Send personalised WhatsApp messages in bulk
Google Arts & Culture - Explore collections of art and culture from around the world, both past and present.
Promote Route - A Better WhatsApp™ Experience
New Tab by Flickr - Get a beautiful photo each time you open a new tab