Add new pastebin "paaster" (#2917)

README.md

@@ -1404,6 +1404,7 @@ _Related: [Wikis](#wikis)_
 - [mojopaste](https://metacpan.org/dist/App-mojopaste) - Perl based pastebin. ([Demo](https://p.thorsen.pm/), [Source Code](https://github.com/jhthorsen/app-mojopaste)) `Artistic-2.0` `Perl`
 - [MokinToken](https://github.com/nexus-uw/mokintoken) - Clientside encrypted pastebin using tweetnacl. `Unlicense` `PHP`
 - [NoteHub](https://github.com/chmllr/NoteHub) - Free and Hassle-free Pastebin for Markdown Pages. Simple, clean, password provided, generated-short link. `MIT` `Nodejs`
+- [paaster](https://paaster.io) - Paaster is a secure by default end-to-end encrypted pastebin built with the objective of simplicity. ([Source Code](https://github.com/WardPearce/paaster)) `GPL-3.0` `Docker`
 - [Paste](https://phpaste.sourceforge.io/) - Paste is forked from the original source pastebin.com used before it was bought. ([Source Code](https://github.com/jordansamuel/PASTE)) `GPL-3.0` `PHP`
 - [Pastefy](https://pastefy.ga) - Beautiful, simple and easy to deploy Pastebin with optional Client-Encryption, Multitab-Pastes, an API, a highlighted Editor and more. ([Source Code](https://github.com/interaapps/pastefy), [Clients](https://github.com/topics/pastefy-addon)) `MIT` `Java`
 - [pasty](https://github.com/lus/pasty) - Pasty is a fast and lightweight code pasting server. ([Demo](https://pasty.lus.pm/)) `MIT` `Go`