Utilitiz / Firefox
Players for Firefox.
The same calm players, in your browser toolbar. Free, no accounts, no tracking.
Static FMSeven-colour noise, pulse and binaural tones in a toolbar popup.addons.mozilla.org →
Hi-Fi TunerGlobe radio with focus stations, search and presets.addons.mozilla.org →
MFP PlayerMusic For Programming, every episode, in your browser. Unofficial.addons.mozilla.org →
BronoisBrown noise with a filter, bass boost and sleep timer.addons.mozilla.org →