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Software · Raspberry Pi & electronics

OrcSDR

Portable touchscreen SDR for M5Stack Tab5 + RTL-SDR dongles — spectrum, waterfall, FM/AM, Shortwave, ADS-B, FT8, P25, LoRa, RF tools, and Wi-Fi analysis without a PC.

  • Completely free
  • Open source
  • No account

Overview

OrcSDR is an amateur and software-defined radio program. Other documented uses: microcontroller programming.

Overview written by LicitPro from the documentation published by the authors and the cited sources; we have not tried the resource ourselves.

Excerpts that establish this information
  • “Open-source software-defined radio and ESP32-P4 projects from Oregon Radio Company, including OrcSDR, OrcDial and the esp-rtl-sdr USB driver.” — official website, 10 November 2026
  • “Open-source software-defined radio and ESP32-P4 projects from Oregon Radio Company, including OrcSDR, OrcDial and the esp-rtl-sdr USB driver.” — official website, 10 November 2026

At a glance

OrcSDR is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (AGPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

  • Open source code
  • No account needed
  • Commercial use allowed

Sources and checks

  • Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) —
  • Last technical check: 7 November 2026
  • Description from github.com — Dépôt GitHub hardcoreerik/OrcSDR (AGPL-3.0-only)

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