GNU Radio in the Browser

A GNU Radio Companion-style flowgraph editor and runtime that runs entirely successful a browser tab. The GNU Radio DSP stack and the Qt GUI sinks are compiled to WebAssembly, truthful you tin build a software-defined power flowgraph, press Run, and watch unrecorded spectrum, waterfall and constellation land — pinch no Python, nary instal and nary server. It sounds and writes the aforesaid .grc files as autochthonal GNU Radio, ships illustration flowgraphs and illustration IQ recordings, and talks to an RTL-SDR, PlutoSDR aliases HackRF complete WebUSB.