FluffyChat - Open. Nonprofit. Cute ?

Make Free Calls Online - Make Free Calls Online is a web application that, as the name suggests, allows its users to make international and local calls for free.

TeleGuard - TeleGuard is a secure messenger that makes it store that your data or chats are not stored while collaborating or communicating with partners and friends.

IEvaphone - IEvaphone is a web service that can be used for connecting with friends and family overseas and for making important business calls providing its users the luxury to make a call to any place in the world with just a secure internet connection.

Molly (Signal fork) - Molly is an independent Signal fork for Android

Poptox - Poptox is a web application where you can communicate with people in every corner of the world.