This is the webapp for OmniNotes https://github.com/federicoiosue/Omni-Notes you can find it on play store https://play.google.com/apps/testing/it.feio.android.omninotes
This repo is the front end of the webapp, some changes have been made to this front end code when it was merged with the Django templating code, you can find the backend code here, https://github.com/plyrs/onweb.