This is NotePub, a public notepad. With NotePub you can:

Quickly write notes including images, files, links, and tags.

Search notes using partial words, full phrases, or tags.

Make your notes public, private, or share with a list of people.

Encrypt private data. Control who gets to see what.
To start, type something in the text box below and click on [

Save ]. NotePub is free and no registration is required. If you enter a user name and it is not already taken, you will be asked to create a password.