Alternative Hunt - Learn about great alternative products as you browse the web
Likewise - Get recommendations you love, from people you know.
Liist.cc - A tool that turns your photos, notes, and maps into shareable recommendations - fully automated.
Siftery - Share products your company uses and get personalized recommendations
Facebook Alternatives - Facebook alternatives that makes it easier to move away 😝
Versus - Find popular alternatives to anything in a jiffy