P4 SDR: Handheld ESP32-P4 RTL-SDR Spectrum Receiver with ADS-B and WiFi BLE Scanner
P4 SDR is open source ESP-IDF firmware that turns the Waveshare ESP32-P4 kit plus RTL-SDR…
ATS Mini Controller: Turn a $30 RTL-SDR Dongle into a 50,000-Station Shortwave Browser with Live CW Decoding
ATS Mini Controller is a free web app that turns a $30 RTL-SDR dongle into…
mlat.uk: Live Air, Maritime and Space Tracking on One Free UK Map
map.mlat.uk fuses ADS-B, MLAT, AIS and satellite TLE data into one free live map. Learn…
WFDigi: Standalone APRS Digipeater Firmware That Gives the AEA PK-88 a Second Life
WFDigi (Whiskey Fox Digi) by Kenneth Finnegan W6KWF is a clean-room GPL-2.0 rewrite of packet…
DXSpider DXWeb: The Modern Browser Frontend for the Classic DX Cluster Network
DXSpider DXWeb by EA3CV is a free open source browser frontend for Dirk Koopman G1TLH's…
APRS Web Decoder: Decode Packet Radio in Your Browser with aprs.blink.tel
aprs.blink.tel is a free APRS Web Decoder that turns radio audio into map pins and…
SkyPath on Garmin Instinct 3 Solar: HF Propagation Maps on Your Wrist for SOTA, POTA and Field DX
A Garmin Instinct 3 Solar showing a SkyPath HF propagation map is a field operator…
PHP2Shell: Critical PHP RCE Flaws CVE-2026-109618 and CVE-2026-109619 plus Cloudflare WAF Protection
PHP2Shell is a pair of critical PHP engine flaws allowing unauthenticated remote code execution and…
esp32sim: Open Source ESP32 Emulator That Runs Real Firmware in Your Browser
esp32sim boots real unmodified ESP32 firmware on your PC or in a browser tab. No…
