Tool

RFLink ESP

RFLink ESP is ESP32 and ESP8266 firmware that receives and decodes 433 MHz OOK device messages. Its debug mode reports unrecognized pulse timings, and its plugin guide uses those captures to investigate a device's radio protocol and add a decoder.

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

Stars: 198
Last commit: 2026-07-30
Language: C

GitHub data as of 2026-11-09

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Requirements & limits

Prerequisites: An ESP32 or ESP8266 board and a compatible radio receiver such as RXB6 are needed.
Prerequisites: The documented build workflow uses PlatformIO or Arduino IDE.
Limits: OLED display support is experimental and disabled by default.
License: The repository contains RFLink Gateway License v1.0 in License.txt.

Cite

BibTeX

@misc{rflink-esp,
  title = {{RFLink ESP}},
  howpublished = {\url{https://github.com/cpainchaud/RFLink32}},
  url = {https://github.com/cpainchaud/RFLink32},
  urldate = {2026-11-06},
  note = {Awesome REA entry: \url{https://awesomerea.org/resources/rflink-esp/}}
}

Plain text

RFLink ESP. https://github.com/cpainchaud/RFLink32 (accessed 2026-11-06). Awesome REA entry: https://awesomerea.org/resources/rflink-esp/

Useful? Star Awesome REA on GitHub2.4k

About this entry

The description was reviewed against primary sources.

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Primary sources

doc/how_to_write_a_plugin.md GitHub · cpainchaud/RFLink32 · Revision dbf78f8
README.md GitHub · cpainchaud/RFLink32 · Revision dbf78f8
License.txt GitHub · cpainchaud/RFLink32 · Revision dbf78f8

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