Add moebius link to ORM/Database section

README.md

@@ -704,6 +704,7 @@ A curated list of amazingly awesome Elixir libraries, resources, and shiny thing
 * [kst](https://github.com/synrc/kvs) - Erlang Abstract Term Database.
 * [level](https://github.com/gausby/level) - Level for Elixir implements various helper functions and data types for working with Googles Level data store.
 * [mariaex](https://github.com/xerions/mariaex) - MariaDB/MySQL driver for Elixir.
+* [moebius](https://github.com/robconery/moebius) - A functional query tool for Elixir and PostgreSQL.
 * [mongo](https://github.com/checkiz/elixir-mongo) - MongoDB driver for Elixir.
 * [mysql](https://github.com/mysql-otp/mysql-otp) - MySQL/OTP – MySQL driver for Erlang/OTP.
 * [mysqlex](https://github.com/tjheeta/mysqlex) - An Ecto-compatible wrapper around the mysql-otp library.