Daily Insight - Display daily revenue metrics in Intercom style popup widget

Analytics Pack - A curated directory of the best startup metrics

Cyfe - Social media, analytics, marketing, sales, support, infrastructure... all in one place. Track your entire business in real-time.

Baremetrics Benchmarks - Benchmark your SaaS metrics with other startups

Numerics - Visualize all your vital business statistics, live, in one place.

Growth Hacker Marketing - Ryan Holiday's book, re-released and expanded