Mattermark - Ranking 800,000+ high growth Internet companies
BotList - An app store for bots
Breakout List - A list of the fastest growing startups
ManyChat - ManyChat lets you create a Facebook Messenger bot for marketing, sales and support.
Crunchbase - Crunchbase is a platform for discovering industry trends, investments, and news about companies around the world.
ChatBottle - Chatbots Search Engine