---
name: "nfc-jewel"
section: "1"
platform: "linux"
package: "libnfc"
version: "1.8.0-4"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/nfc-jewel"
---

# nfc-jewel(1)

Jewel command line tool

## NAME

nfc-jewel - Jewel command line tool

## SYNOPSIS

**nfc-jewel** **r**\|**w** *DUMP*

## DESCRIPTION

**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)

## BUGS

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

## 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.

## AUTHORS

Roel Verdult \<roel@libnfc.org\>, \
 Romuald Conty \<romuald@libnfc.org\>.

This manual page was written by Romuald Conty \<romuald@libnfc.org\>. It is licensed under the terms of the GNU GPL (version 2 or later).