Everchords is a tool that connects to Evernote to fetch notes containing songs written in SongPro syntax. Everchords can display these songs beautifully.
You need an Evernote-Account and get an API token to use this app.
The app let's you select a Notebook from your Account holding song notes.
Generate your secrets like with any other Rails app.
Setup your evernote credentials.
cp config/evernote_example.yml config/evernote.yml
Copies the configuration, you have to add your credentials here.