SmallDevTools - Handy developer tools with a delightful interface
Alexa Skill Kit - Effortless Alexa Skill development with AWS Lambda
Google Open Source - All of Googles open source projects under a single umbrella
BotTalk - Create Alexa skills and Google Assistant actions with Markup
whatdevsneed - This is whatdevsneed.
OK Google - Explore over 150 Google Now voice commands in one place