Hacker News Stack - Focus on the really fresh and unread news in Hacker News.
Trends.co - We track growing startup trends and explain how to pounce
Hacker News Front Page Explorer - A database of top ranking Hacker News front page posts
Charged newsletter - Weekly roundup of tech, boiled down into bite sized pieces
Hacker News-cli - Browse Hacker News from your Terminal
Unicorner - Unicorner is the startup newsletter that breaks down and sends one up-and-coming early-stage startup to your inbox every Monday morning.