get.evercontact.comSoftware by Kwaga
CONTACTBOX - CONTACTBOX combines the simplicity of an address book with effective functions of a CRM system.
Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Pobuca Connect - Connect with your contacts.
Dokku - Docker powered mini-Heroku in around 100 lines of Bash
CRM-gx - Contact Management
Google Cloud Functions - A serverless platform for building event-based microservices.