The MAKE Open Source MP3 Player @ the Holiday Gadget Guide - Make:
Open source Mini MP3 Player mini player development module FOR-ARDUINO DFPLAYER - AliExpress
Open Source Mini Mp3 Player Mini Player Development Module - Temu
Buying an MP3 Player in 2018 | TechSpot
MAKE open source MP3 player (daisy) - getting started guide - Make:
Sp3306AL Fever DIY Lossless Open Source Audio Player With HiFi DAC Decoder, Fiber Coaxial Output, MP3/APE/FLAC Support, And For Home And Car DIY Projects From Kbeer, $60.5 | DHgate.Com
Dooba.io open source MP3 player | oshpark | Hackaday.io
Open Box) Sony NW-E394 Walkman 8GB Digital Music Player, MP3 Player (Black) - Elcytec
Tangara is an open source, iPod-inspired portable music player (crowdfunding soon) - Liliputing
How Do I Choose the Best Open Source MP3 Player?
Open source (MP3-TF-16P) Mini MP3 Player Module with Simplified Output Speaker TF Micro SD Card U Disk for Arduino – Techonics LTD
Building an open source white noise and mp3 player for babies using ESP32 - Blog - Code-Garage
Open source MP3-TF-16P Mini MP3 Player Module With Serial Port In Pakistan