Boxcar is described as 'Universal Push Notification Platform'. There are more than 25 alternatives to Boxcar, not only websites but also apps for a variety of platforms, including Android, iPhone, Windows and iPad. The best alternative is Firebase, which is free. Other great sites and apps similar to Boxcar are Gotify (Free, Open Source), Pushover (Paid), Supabase (Free, Open Source) and Etebase (Free, Open Source).
Nakama is an open-source distributed social and realtime server for games and apps. It has a large set of services for users, storage, and realtime communication; as well as specialized APIs like realtime multiplayer, groups/guilds, and chat.
The marketing moment prefigures the marketing of tomorrow, where marketing will make sense and the marks of recognition. Where marketing will help make advertisers more humane, more useful, focused on the well-being of consumers.