nfc-jewel(1)

nfc-jewel1

Jewel command line tool

Usage

nfc-jewel {r | w DUMP}

Overview

nfc-jewel is a Jewel tool that allows one to read or write a tag data to/from a DUMP file.

Jewel tag by Broadcom, previously Innovision, uses a binary Dump file to store data for all sectors.

Be cautious that some parts of a Jewel memory can be written only once and some parts are used as lock bits, so please read the tag documentation before experimenting too much!

Options

r | w Perform read from ( r ) or write to ( w ) card.

DUMP

JeWel Dump (JWD) used to write (card to JWD) or (JWD to card)

Licence

libnfc is licensed under the GNU Lesser General Public License (LGPL), version 3.
libnfc-utils and libnfc-examples are covered by the the BSD 2-Clause license.

Releases

Unchanged in 4 releases since Debian 11 (Bullseye).

  1. 11–Arch

Bugs

Please report any bugs on the libnfc issue tracker at:
https://github.com/nfc-tools/libnfc/issues

Authors

Roel Verdult <[email protected]>,
Romuald Conty <[email protected]>.

This manual page was written by Romuald Conty <[email protected]>. It is licensed under the terms of the GNU GPL (version 2 or later).

From libnfc 1.8.0-4 in Arch Linux 2026-11-01. Parsed by carta from the page's man source.