ntag

The new generation chameleon based on NRF52840 makes the performance of card emulation more stable. And gave the chameleon the ability to read, write, and decrypt cards.

NFCReaderWriter which supports to read data from NFC chips(iOS 11), write data to NFC chips(iOS 13) and read NFC tags infos(iOS 13) by iOS devices. Compatible with both Swift and Objective-C. I will appreciate you if give me a star on the top right of page.

🔑 Control your MFRC522 RFID Module with your Raspberry-pi and JavaScript

Backend server for Secure Dynamic Messaging (SDM). Supports decryption of PICCData, SDMENCFileData, and validation of SDMMAC. Compatible with NTAG 424 DNA (both variants). Written in Python 3 Flask. Pull requests welcome.

💳 🛠️ The missing toolbox for reading and writing NFC cards

The open TigerTag protocol: NFC identification for 3D-printing materials. Full spec + public registry — 2,500,000+ chips in the field (CC-BY-4.0).

About Library for NFC related units using M5UnitUnified.

A portable driver written in C, for NXP's NT3H2111 'NTAG' NFC device.

iOS companion app for Spoolman: filament inventory, NFC tag read/write, and label scanning. Beta on TestFlight — bug reports and requests welcome here.

Small test app for NXP NTAG I²C. Reads and writes I2C registers - Linux only- Tested on raspberry pi (kernel 4.4.50)

JavaScript / Node.js SDK for TigerTag — the open NFC identification standard for 3D-printing materials (Apache-2.0).

The first open-source desktop NFC/RFID reader & writer (burner) for 3D-printing filament spools — built from two commodity USB readers. Powered by the open TigerTag protocol.

Small Java example to illustrate how to authenticate, set and unset a password for a NTAG213 with ACS ACR122 USB terminal.

A collection of NFC utility files (TLV, NDEF parsers)

Python SDK for TigerTag — the open NFC identification standard for 3D-printing materials. 100% offline (Apache-2.0).

Scan before you tap. NFC tag phishing-URL scanner for the Flipper Zero: reads the tag's link and shows you where your phone would actually go.

The official Source of Truth of TigerSystem — the open, user-centric ecosystem for 3D-printing filament. Docs for humans and AI assistants (llms.txt).

Library for UnitRFID using M5UnitUnified.

A lot of stuff for MicroPython apps.

A lightweight python library for reading and writing to NFC tags via PC/SC