Add EteSync Notes to note taking apps

README.md

@@ -1119,6 +1119,7 @@ _See also [Wikis](#wikis)_
 - [Dnote](https://www.getdnote.com) - A simple command line notebook with multi-device sync and web interface. ([Source Code](https://github.com/dnote/dnote)) `AGPL-3.0` `Go`
 - [DocPHT](https://docpht.org/) - With DocPHT you can take notes and quickly document anything and without the use of any database. ([Demo](https://demo.docpht.org/), [Source Code](https://github.com/kenlog/docpht)) `MIT` `PHP`
 - [draw.io](https://draw.io) - Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams. ([Source Code](https://github.com/jgraph/drawio)) `Apache-2.0` `JavaScript`
+- [EteSync Notes](https://www.etesync.com/get-apps/) - End-to-end encrypted and journaled note taking app with Markdown editor, using Etebase (EteSync) as storage back end. ([Source Code](https://github.com/etesync/etesync-notes/)) `GPL-3.0` `Python/Django`
 - [HedgeDoc](https://demo.hedgedoc.org/) - Realtime collaborative markdown notes on all platforms, formerly known as CodiMD and HackMD CE. ([Source Code](https://github.com/hedgedoc/hedgedoc)) `AGPL-3.0` `TypeScript`
 - [Joplin](https://joplin.cozic.net/) - Joplin is a note taking application with Markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through self hosted Nextcloud or similar. Consider it like open source alternative to Evernote. ([Source Code](https://github.com/laurent22/joplin)) `MIT` `Nodejs`
 - [Leanote](http://leanote.org/) - Leanote, Not Just A Notepad! Open source cloud notepad. ([Demo](https://leanote.com/note), [Source Code](https://github.com/leanote/leanote)) `GPL-2.0` `Go`