MoreGamesLike.com - Most popular recommendation engine for more similar games and recommendation blog.
Passerine - Refined Product Hunt Desktop Client 🚀
Alternatives By TechnoFizi - Find all major games, apps, sites, software alternatives
aiim - AIIM is the community that provides education, research, and best practices on information...
Open Source Game Clones - This site tries to gather open-source reimplementations of great old games in one place.
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.