Alexa Skill Kit - Effortless Alexa Skill development with AWS Lambda
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
Actions on Google - The open platform for Google Assistant
Pushbullet - Pushbullet - Your devices working better together
Voice Principles - Guiding principles for voice design, all in one place
Unified Remote - Unified Remote is a software app available for iPhone, Android, and Windows Phone mobile operating systems. It's designed to turn your smartphone into a universal remote. Read more about Unified Remote.