Licences & credits

Cajón Studio bundles sounds, music and a font made by others. This page credits them, as their licences ask. Most sounds are in the public domain (CC0); a few are licensed under CC BY 4.0, which asks for the credits below.

Credits (CC BY 4.0)

• Dim Cabasa by kinwie (played by Dimas Syah)
  Source: https://github.com/sfzinstruments/kinwie.dim-cabasa
  Licence: CC BY 4.0
  Changes: Selected sweeps trimmed and faded out (hits), or cut into short sine-windowed grains (rubs); resampled to 16-bit, level-normalised.
• "Cajon" by OldBassMan (Freesound pack 9321) by OldBassMan (https://freesound.org/people/OldBassMan/)
  Source: https://freesound.org/people/OldBassMan/packs/9321/
  Licence: CC BY 4.0
  Changes: Trimmed, folded to mono, resampled to 48 kHz / 16-bit, faded in and out, level-normalised.
• Play-along song
  "Somewhere Sunny (ver 2)" Kevin MacLeod (incompetech.com)
  Licensed under Creative Commons: By Attribution 4.0
  https://creativecommons.org/licenses/by/4.0/
  ISRC USUAN1100567. Source: https://incompetech.com/music/royalty-free/mp3-royaltyfree/Somewhere%20Sunny%20(ver%202).mp3
  Change made: transcoded to AAC 160 kbps (.m4a); the music itself is unmodified.

Public-domain sounds (CC0)

These need no credit; we list them so you know where the sounds come from.

• FreePats Spanish classical guitar (2019-06-18) by FreePats project (Roberto)
  Source: https://freepats.zenvoid.org/Guitar/acoustic-guitar.html
  Licence: CC0 1.0 Universal
• FreePats World and Rare Percussion (2020-09-05) by FreePats project (recordings by Xavimart, Gonzalo and Roberto)
  Source: https://freepats.zenvoid.org/Percussion/world-and-rare-percussion.html
  Licence: CC0 1.0 Universal
• Cabasa one-shots by Joao_Janz (Freesound) by Joao_Janz (https://freesound.org/people/Joao_Janz/)
  Source: https://freesound.org/people/Joao_Janz/
  Licence: CC0 1.0 Universal
• Karoryfer Body Percussion (finger clap) by Karoryfer Lecolds
  Source: https://github.com/sfzinstruments/body_percussion
  Licence: CC0 1.0 Universal
• Karoryfer Frankensnare (20" brush snare) by Karoryfer Lecolds
  Source: https://github.com/sfzinstruments/karoryfer.frankensnare
  Licence: CC0 1.0 Universal
• Karoryfer Gogodze Phu Vol I (2018), cajón by Karoryfer Lecolds
  Source: https://github.com/sfzinstruments/karoryfer.gogodze-phu-vol-i
  Licence: CC0 1.0 Universal
• Karoryfer Swirly Drums (cajón kick) by Karoryfer Lecolds
  Source: https://github.com/sfzinstruments/karoryfer.swirly-drums
  Licence: CC0 1.0 Universal
• Cabasa shake, rattle and roll by Oldome (Freesound 856788) by Oldome (https://freesound.org/people/Oldome/)
  Source: https://freesound.org/s/856788/
  Licence: CC0 1.0 Universal
• Versilian Community Sample Library by Versilian Studios
  Source: https://github.com/sgossner/VCSL
  Licence: CC0 1.0 Universal

Grooves and lessons

The groove patterns and lesson content are our own work, dedicated to the public domain under CC0 1.0 Universal.

Font

The interface uses the Inter typeface by Rasmus Andersson, licensed under the SIL Open Font License 1.1; the licence ships with the app.

Open-source software

The app is built with Flutter and open-source packages under the MIT, BSD and Apache 2.0 licences. Their copyright notices and licence texts are included in the app package.