News API - Get live headlines from a range of news sources
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.
Unfiltered.news - What the world is talking about, visualized graphically
AlternativeTo - AlternativeTo lets you find apps and software for Windows, Mac, Linux, iPhone, iPad, Android, Android Tablets, Web Apps, Online, Windows Tablets and more by recommending alternatives to apps you already know.
Google News - Comprehensive up-to-date news coverage, aggregated from sources all over the world by Google News.
GitNews Web - Trending repositories from GitHub, HackerNews & Reddit