PreFlight - Preflight is an Automated Web Testing tool. Allows everyone to automate Web UI tests.
Burst - Burst has thousands of hi-res photos that are free to use.
AbTest.io - A free url shortener with A/B testing features
Will This Happen - Bringing (uncertain) certainty to politics
Marpipe - Automate Your Ad Testing, Optimize Your Creative
Google Cloud Machine Learning - Google Cloud Machine Learning is a service that enables user to easily build machine learning models, that work on any type of data, of any size.