Audio & Content Credits

Play Harmonium Online uses Creative Commons-licensed audio samples. We thank the contributors who made these recordings publicly available.

Audio samples

• Single-reed harmonium samples — adapted from the Philharmonia Orchestra’s open sample library, licensed under CC BY 3.0.
• Tanpura samples — recorded from a tuned 4-string tanpura, processed and re-pitched per scale; released under CC BY 4.0 by Play Harmonium Online.
• Convolution reverb impulse response — small concert hall, public-domain (CC0) IR from OpenAirLib.

Open-source software

• Astro — site framework
• Vue 3 — interactive islands
• Tone.js — Web Audio scheduling
• pitchfinder — YIN pitch detection
• Tailwind CSS — styling

Theory references

• Bhatkhande, V. N. Hindustani Sangeet Paddhati.
• Bagchee, Sandeep. Nad: Understanding Raga Music.
• Wade, Bonnie C. Music in India: The Classical Traditions.