Random User Generator - Like Lorem Ipsum, but for people.
GitSpo - Measure & engage your open-source community
Goodbye John Doe - Peculiar names for the placeholder connoisseur
Devo - Devo delivers real-time operational & business value from analytics on streaming and historical data to operations.
LibHunt - LibHunt tracks mentions of software libraries on relevant social networks. Based on that data, you can find the most popular projects and their alternatives.
GitNews App - Trending repositories from GitHub, HackerNews & Reddit