Tool

gr-elster

gr-elster receives and decodes 902–928 MHz packets from Elster smart meters with a GNU Radio block and sample flow graphs. It dumps packets in hexadecimal, writes pcap files and extracts meter readings and hourly electricity usage. Its packet and payload interpretation remains partial.

Targets: Protocol
Category: Protocol analysis tools
Relationship: Foundation tool
Sources reviewed: 2026-11-06

Stars: 142
Last commit: 2024-02-22
Language: CMake
License (GitHub): GPL-3.0

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: GNU Radio and an SDR receiver are needed; the multi-channel flow graph targets RTL-SDR.
Testing evidence: The author tested with Elster R2S hydro meters in the Ottawa area.
Limits: Packet structure and payload decoding are incomplete.
License: GPL-3.0 license.

Cite

BibTeX

@misc{gr-elster,
  title = {{gr-elster}},
  howpublished = {\url{https://github.com/argilo/gr-elster}},
  url = {https://github.com/argilo/gr-elster},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/gr-elster/}}
}

Plain text

gr-elster. https://github.com/argilo/gr-elster (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/gr-elster/

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About this entry

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Primary sources

README.md GitHub · argilo/gr-elster · Revision bd33fcd
COPYING GitHub · argilo/gr-elster · Revision bd33fcd