Third party community sites based around Embarcadero tools and frameworks.

English

DelphiPraxis
https://en.delphipraxis.net/

Delphi developer (FB)
https://www.facebook.com/groups/137012246341854/

C++Builder Developer’s Journal
http://bcbj.org/forums/

C++Builder Developer (FB)
https://www.facebook.com/groups/CBuilder/

StackOverflow: InterBase
https://stackoverflow.com/questions/tagged/interbase

DelphiDevelopers (FB)
https://www.facebook.com/groups/DelphiDevelopers/

StackOverflow: Delphi
https://stackoverflow.com/questions/tagged/delphi

StackOverflow: FireMonkey
https://stackoverflow.com/questions/tagged/firemonkey

StackOverflow: C++Builder
https://stackoverflow.com/questions/tagged/c%2B%2Bbuilder

Pascal GitHub
https://github.com/search?l=Pascal&o=desc&q=delphi&s=stars&type=Repositories

Embarcadero YouTube
https://www.youtube.com/user/EmbarcaderoTechNet/videos

Embarcadero Twitter
https://twitter.com/EmbarcaderoTech

Delphi Reddit
https://www.reddit.com/r/delphi/

DelphiFeeds
https://www.delphifeeds.com/

BeginEnd.net
https://www.beginend.net/

Delphi Professionals (LinkedIn)
https://www.linkedin.com/groups/101829/

Delphi And Pascal Developer Group (LinkedIn)
https://www.linkedin.com/groups/1290947/

Powered by Delphi (LinkedIn)
https://www.linkedin.com/groups/48600/

Portuguese

Delphi Brazil (LinkedIn)
https://www.linkedin.com/groups?gid=2546335

portugal-a-programar.pt
https://www.portugal-a-programar.pt/forums/forum/17-delphilazarus/

Russian

FireMonkey RU
http://fire-monkey.ru/

German

DelphiPraxis
https://www.delphipraxis.net/

Spanish

Club Delphi
http://www.clubdelphi.com/foros/

Turkish

DelphiCan.com
https://www.delphican.com/

DelphiTurkiye.com
http://www.delphiturkiye.com/forum/