The only competitor we can think of right now is https://startuptracker.io/ they combine information from leading providers with data crowdsourced directly from startups to make your startup research easier than ever. Data sources include: Fedger.io, Beta List, Crowdsourcing, Crunchbase, Product Hunt, Social Media. Source: almost 3 years ago

This is very cool, and looks like it targets you wanting to look stuff up and I will probably use it at some point. But I feel that anyone looking at this and thinking "oh that's cool" should also try installing Stellarium (https://stellarium.org/). It lets you see what you can see in the night sky from any location/time on Earth, and is really useful for helping you identify what you're seeing in the night sky. I... - Source: Hacker News / 20 days ago

The project website is at http://stellarium.org/. There is no need to have images inside a project repository. Every maintainer already knows what it looks like. What next? Marketing materials? - Source: Hacker News / 5 months ago

There's even a web version linked at https://stellarium.org/. - Source: Hacker News / 5 months ago

There’s also the FLOSS Stellarium: http://stellarium.org/. - Source: Hacker News / 6 months ago

They're the Plieades. For future reference you can check on what's in the sky with software like Stellarium. Source: 9 months ago