2007
Jonathan Westhues published under General Public License, the Proxmark3 has made its way from a DIY project to an almost ready-to-use device capable of analyzing the RFID communication at low frequencies (125 KHz) and high frequencies (13.56MHz).
2018
The Proxmark3 Dev Kit 2 (RDV2) from Elechouse is more portable and brings various improvements to the open source design. Antennas are improved and the connection is through mmcx cables which are a lot easier to find and work with. Antennas can be mounted on the device in various configurations and easily held.
2019
The Proxmark3 Dev Kit 4 (RDV4) from RRG/ProxGrind was released on Kickstarter. Its antennas are highly customizable and there is a new multifunction multiplexing interface to support additional components such as external battery, external active high powered antenna, bluetooth interfaces and more.
2021
Proxmark3 X was released with expanded board with external battery, Type-C socket, Bluetooth connection and independent LF tag operation buttons. It can work alone on ID Tag and run all PM3 commands with Android App without Windows Program.
