Top 7 C Software Defined Radio Projects

system-bus-radio

19 6,138 4.2 C

Transmits AM radio on computers without radio transmitting hardware.

Project mention: Web FM synthesizer made with HTML5 | news.ycombinator.com | 2023-10-29

As opposed to AM: https://fulldecent.github.io/system-bus-radio/

openwifi

10 3,558 7.6 C

open-source IEEE 802.11 WiFi baseband FPGA (chip) design: driver, software

Project mention: Hold on there: WPA3 connections fail after 11 hours | news.ycombinator.com | 2024-01-27

There is some open source firmware for very old WiFi chips:
https://wiki.debian.org/Firmware/Open#Radio
There is also some FPGA based open source WiFi chip things:
https://github.com/open-sdr/openwifi

WorkOS

workos.com sponsored

The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
rtl-sdr

8 656 5.8 C

library for turning a RTL2832 based DVB dongle into a Software DefinedReceiver; mirror from https://gitea.osmocom.org/sdr/rtl-sdr
rtl-wmbus

2 206 3.5 C

Software defined receiver for wireless M-Bus with RTL-SDR
dumpvdl2

2 201 4.3 C

VDL Mode 2 message decoder and protocol analyzer
dumphfdl

1 111 6.5 C

Multichannel HFDL decoder
SdrGlut

1 76 8.4 C

SdrGlut is a simple software defined radio - using glut and glui for its interface
InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).