Add feedmixer to list

README.md

@@ -137,6 +137,7 @@ Some [Content Management System](#content-management-systems-cms) solutions also
 - [Beehive](https://github.com/muesli/beehive) - Flexible event and agent system, which allows you to create your own agents that perform automated tasks triggered by events and filters. `AGPL-3.0` `Go`
 - [CouchPotato](https://couchpota.to/) - CouchPotato is an automatic Video Library Manager for Movies. Automatic torrent/nzb searching, downloading, and processing at the qualities you want. ([Source Code](https://github.com/CouchPotato/CouchPotatoServer/)) `GPL-3.0` `Python`
 - [Episodes](https://github.com/guptachetan1997/Episodes) - `⚠` Self Hosted TV show Episode tracker and recommender built using django, bootstrap4. `MIT` `Python`
+- [feedmixer](https://github.com/cristoper/feedmixer) - FeedMixer is a WSGI (Python3) micro web service which takes a list of feed URLs and returns a new feed consisting of the most recent n entries from each given feed. (Returns Atom, RSS, or JSON) ([Demo](mretc.net/feedmixer/json?f=http://hnrss.org/newest&f=http://americancynic.net/atom.xml&n=1)) `WTFPL` `python`
 - [FHEM](https://fhem.de/fhem.html) - FHEM is used to automate common tasks in the household like switching lamps and heating. It can also be used to log events like temperature or power consumption. You can control it via web or smartphone frontends, telnet or TCP/IP directly. ([Source Code](https://svn.fhem.de/trac)) `GPL-3.0` `Perl`
 - [Gekko](https://gekko.wizb.it/) - Gekko is a Bitcoin TA trading and backtesting bot which support multiple exchanges and cryptocurrencies. ([Source Code](https://github.com/askmike/gekko)) `MIT` `Nodejs`
 - [Headphones](https://github.com/rembo10/headphones) - Automated music downloader for NZB and Torrent, written in Python. It supports SABnzbd, NZBget, Transmission, µTorrent, Deluge and Blackhole. `GPL-3.0` `Python`