Yes voidnot is cloud native hosted in the cloud.

The public part is a general and public setup. Future parts may be setup in a multi tenant setup

Voidnot is completly free. 

It is not mandatory to login but certain functionalities are only availible after login.

voidnot has been created to support a multi tennant setup. As the complexity of such a full scale setup comes at a certain costs, the first version(s) of voidnoit will only use a partial set of the multi tennant possibilities and will be extended later on.

At the moment you can freely create

• posts: share your thoughts, feelings or insights
• FAQ: help others to resolve their questions
• Meme: make somebody laugh with a nice image
• Countdown: help us to countdown to a moment

A board is something the a logged in user can create to gather the different types of creations together in a secure way. Where channels can be added by anybody, a board can be closed off.

Yes image hosting is free although voidnot.com can adapt the reoslution if needed

Yes this is possible.

1. login or register
2. create a board with allowed types "image"
3. create one or multiple new images linked (at the right bar) to this board
4. open the board in a grid view

Although voidnot offers already a range of possibilities for communication, those are today still public-centric. We're working on adding capabilities for closed communications such as teams as can be found on facebook, gimme, .... .