Hi HN, Gabriel here.This is a standalone binaural beat generator, combined with a two-deck local audio player built with the Web Audio API.It includes ten harmonic carrier pairs, seven brainwave-state presets, per-harmonic mixing (so the binaural tones aren't out-of-tune with the music), adjustable beat and carrier frequencies, two oscillator shapes, offline key/BPM analysis, automatic carrier matching, adaptive impulse noise, playlist support, and output recording.The main problem I've had with existing "binaural beat" generators is that the tone generated does not remain in-tune with what I'm listening to.This becomes highly noticeable, kind of ruining both the binaural beat and the music ("wrong, Marge, two perfectly good jackets!").That's the issue this solves, and then I added a bunch of nice-to-haves on top.It's open-source, free, etc - I'm just sharing because it's something I wanted to exist, and maybe others want it to exist too. Some of you might remember i-Doser, and have - ...