Create, modify and print NDEF Records

The ndeftool is a command line utility to create or inspect NFC Data Exchange Format (NDEF) records and messages, released under the ISC license.

$ ndeftool text "Hello World" id "r1" uri "http://nfcpy.org" save -k "message.ndef" print
Saving 2 records to message.ndef.
NDEF Text Record ID 'r1' Text 'Hello World' Language 'en' Encoding 'UTF-8'
NDEF Uri Record ID '' Resource 'http://nfcpy.org'

The ndeftool documentation can be found on Read the Docs and the code on GitHub.