# BtleJack

> Capture Bluetooth Low Energy connections with compatible nRF51822-based boards and export packets for Wireshark analysis.

- Type: Tool
- Targets: Protocol
- Category: Protocol analysis tools
- Relationship: Foundation tool
- Sources reviewed: 2026-10-29
- Added to the catalog: 2026-11-09
- Original resource: <https://github.com/virtualabs/btlejack>
- Primary source: <https://github.com/virtualabs/btlejack/blob/c487859888450f6a33f618180bac5358f104e367/README.rst>
- Catalog page: <https://awesomerea.org/resources/btlejack/>
- Record JSON: <https://awesomerea.org/resources/btlejack/record.json>
- Chinese version: [简体中文](https://awesomerea.org/zh/resources/btlejack/index.md)

## Requirements & limits

- Requires a POSIX system, the Python 3 client and compatible hardware with matching firmware, such as one to three BBC Micro:Bit devices or the listed nRF51822 sniffers.
- BLE 5/5.1 support is limited to the 1 Mbps uncoded PHY and excludes channel-map updates.

## Primary sources

1. <https://github.com/virtualabs/btlejack/blob/c487859888450f6a33f618180bac5358f104e367/README.rst>

## More in Protocols

- [can-utils](https://awesomerea.org/resources/can-utils/index.md) · Tool
- [libsigrokdecode](https://awesomerea.org/resources/libsigrokdecode/index.md) · Tool
- [Ubertooth](https://awesomerea.org/resources/ubertooth/index.md) · Tool
- [Umap2](https://awesomerea.org/resources/umap2/index.md) · Tool
- [DSDcc](https://awesomerea.org/resources/dsdcc/index.md) · Tool
- [winbox](https://awesomerea.org/resources/winbox-protocol-python/index.md) · Tool

## About this entry

The description was reviewed against primary sources.
Original editorial content: MIT. Linked projects, papers and assets retain their own rights and licenses.