MF0ULx1 MIFARE Ultralight EV1 - Contactless ticket IC
PVC ISO Card Mifare Ultralight C, White 13.56 MHz - AbleID.com
NFC Cards NXP MIFARE Ultralight® C - Shop NFC
Intelletto-Products
GitHub - MichaelsPlayground/NfcMifareUltralightExample: Sample code for reading from and writing to a Mifare Ultralight NFC tag. It uses the Mifare Ultralight classes for communication.