Hacker News Stack - Focus on the really fresh and unread news in Hacker News.
zamgeldi.me - zamgeldi.me collects the price hike news for products in Turkey.
Hacker Newsletter - Best of Hacker News in your inbox every Friday.
ParityDeals - ParityDeals automates dynamic pricing, enabling you to adjust prices based on location, time of day, or season and boost conversions in individual markets
Hacker News Front Page Explorer - A database of top ranking Hacker News front page posts
Corrily - The all-in-one platform to design, test, deploy and analyze your monetization strategies across web and mobile