Licenses and credits

Updated .

Original content

All lessons, explanations, exercises, tabs, diagrams, chord maps and song maps were written for Requinto From Zero, including the original study pieces "Ruta 12" and "Estudio No. 1". No third-party songs, commercial recordings, sheet music or lyrics are included. Chords, scales, tunings and common rhythm patterns are musical building blocks; the site's particular text, notation, arrangements and designs remain protected.

The Requinto From Zero name, logo and designs are owned by . The GCF accordion button layout is based on Hohner’s published fingering chart and is shown for teaching purposes.

Sounds

Acoustic guitar notes from the FluidR3_GM SoundFont by Frank Wen, as converted to MP3 by the midi-js-soundfonts project. Licensed under Creative Commons Attribution 3.0. Changes: we use a selection of the notes, and the app adjusts their pitch and volume as they play.
All other instrument previews and metronome clicks are generated live in your browser.

Fonts

Big Shoulders Display, Copyright 2019 The Big Shoulders Project Authors. Licensed under the SIL Open Font License 1.1. License text
Archivo, Copyright 2020 The Archivo Project Authors. Licensed under the SIL Open Font License 1.1. License text

The font files on this website are subsets of the original fonts, used and distributed under the terms of the SIL Open Font License.

Software

Stripe Node.js library, MIT License, Copyright Stripe, Inc.
@netlify/blobs, MIT License, Copyright Netlify, Inc.

Trademarks

Stripe, Netlify, Resend, YouTube, TikTok, Instagram and Facebook are trademarks of their respective owners. We mention them only to identify the services we use or where you can find us. We aren't affiliated with or endorsed by them.