diy-audio

Make any Bluetooth speaker smart. DIY multi-room audio with Music Assistant, Home Assistant AI automations & Sendspin protocol. Docker, HA addon, Raspberry Pi, Proxmox LXC. Free & open-source.

Automatically play vinyl and CDs through HomePod, Apple TV, Sonos and other AirPlay-compatible speakers (including the latest HomePod Software and tvOS releases). See what’s playing and control it from iPhone or autostream dial. Runs on Raspberry Pi.

An uncompromising DIY soundbar project: 4x ESP32, RP2354 hardware DSP, 4-layer custom PCB, and audiophile Dayton Audio drivers. 100% local, natively integrated into ESPHome & Home Assistant, including a custom Windows Control Center.

High-fidelity AI Smart Speaker: An Edifier D12 retrofit powered by Raspberry Pi 5 and I2S DAC+. Features reSpeaker XVF3800 for voice capture and a modular Python core supporting Gemini/OpenAI Real-time APIs. Includes hardware-based AEC, wake-word detection, and VAD for a seamless, professional DIY voice assistant experience.

Local-first PySide6 desktop app for tracking DIY synth and electronics parts, storage locations, BOMs, and build readiness.

Holler: whole-home synchronized music and push-to-talk intercom. Raspberry Pi controller, ESP32-S3 room speakers with hardware-gated microphones, iPhone and Android PTT apps, and music from Plex or a network share. Design stage.

A 3D-printed Bluetooth desk speaker: two 2.5 in drivers, a ZK-502C amp, and snap-on covers. CAD in build123d, drawings, and build steps.

Le Petit's bigger twin: a sealed subwoofer with two opposed 10″ drivers, built from one sheet of OSB with Le Petit's front. Build plan, drawings and 3D model.