Install Opa 1.1.1 or later, compile with
and run with
Note that for proper execution, you need to have Node.js, Mongo installed and setup a local email relay system.
Birdy is the main application described in detail in the O'Reilly Opa Book.
The app is written by the book authors: Adam Koprowski, Ida Swarczewskaja and Henri Binsztok. You are welcome to fork the project, submit pull requests, and have your name here.
The code is MIT licensed. Thanks for buying the book!