GitSpo - Measure & engage your open-source community
HackerWeb - A simple and readable Hacker News app
Devo - Devo delivers real-time operational & business value from analytics on streaming and historical data to operations.
Hacker News Stack - Focus on the really fresh and unread news in Hacker News.
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.
HNBuddy - An elegant iOS client for Hacker News ✨