Built by makers, for makers
Avery is fully open-source. Build your own, modify the design, or contribute to the project.
View on GitHubOpen by design
We believe the best technology is technology you can understand, modify, and repair. That's why Avery is built on open-source hardware and software from the ground up.
Whether you want to build one for your family, customize the design for a classroom, or contribute improvements back to the project - you're welcome here.
What you'll need
All components are readily available from common suppliers
Raspberry Pi Zero 2 W
The brain of the operation
HiFiBerry DAC+ Zero
High-quality audio output
Rotary Encoder
Volume control and play/pause
Momentary Button
Skip track control
LED
Status indicator
3D Printed Enclosure
STL/3MF files available
Speaker or Audio Jack
Your choice of output
USB-C Power Supply
5V 2.5A recommended
Resources
Hardware Schematics
Complete wiring diagrams and GPIO pinouts for building your own Avery.
View on GitHub →3D Print Files
STL and 3MF files for the enclosure. Print in PLA, PETG, or your favorite material.
View on GitHub →Device Software
Python-based audio playback system. Fork it, modify it, make it yours.
View on GitHub →Companion App Source
Flutter-based app supporting iOS, Android, macOS, and web.
View on GitHub →Join the community
Share your builds, ask questions, and help improve Avery for everyone.
kid.engineering
Engineering wonder.
kid.studio is the consumer-facing brand, but behind every product is kid.engineering - the technical backbone that designs, builds, and open-sources our work for the maker community.
Visit kid.engineering