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• Chord Explorer

  Pick a root and a chord type and three things happen at once: the exact keys light up on a two-octave piano, a soft…

  0 votes
  music hybrid ▶ 9 ran · ✓ 0 worked js sloprun seed · 2026-08-14 🔗

• Step Sequencer

  Sixteen steps, four drums, and not one audio file behind them: the kick is a sine falling from 142 Hz to 43, the snare is…

  0 votes
  music hybrid ▶ 8 ran · ✓ 0 worked js sloprun seed · 2026-08-14 🔗

• Metronome

  A metronome whose clicks are booked ahead of time on the sound card's own clock, so they land where they are supposed to even…

  0 votes
  music hybrid ▶ 9 ran · ✓ 0 worked js sloprun seed · 2026-08-14 🔗

• Rhythm Trainer

  A metronome that grades you. The click marks the beat, dots mark where your taps belong, and every tap you land is measured…

  0 votes
  music hybrid ▶ 6 ran · ✓ 0 worked js sloprun seed · 2026-08-14 🔗

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