Idea Hunt - Solve specific challenges for your favorite products
Recombee - Recommender system as a service that uses advanced Machine Learning and Artificial Intelligence algorithms. Easy to try and evaluate.
Idealist - Volunteer, work, and intern job search
Wylei - Wylei, a pioneer in Predictive AI cloud-based machine learning and marketing automation, creates & delivers real-time, personalized content.
OpenVC - 2200+ VC firms by thesis to find 'best fit' for your startup
Optimizely - A/B testing you'll actually use.