Snapcast Firmware flashing tool for ESP32 based audio boards

You've reached the installer page of the Snapcast firmware, where you can initialize new devices.


Plug the device to your computer using a USB cable, select the device you have and click on the connect button.

By default, the connect button allows setting up wifi credentials for devices already flashed with support for improv-wifi-serial

Not Allowed
Flashing is only supported from the local host or from a secure web site.

Espressif boards

ESP32-LyraTThe ESP32-LyraT development board is targeted at audio applications equipped with the ESP32 dual-core chip, such as Wi-Fi speakers, Bluetooth speakers, voice remote controls, and all smart home applications that require audio functions.

ESP32-LyraT is a stereo audio development board

ESP32-LyraT Mini is a hardware platform based on the dual-core ESP32 for developing audio applications, such as Wi-Fi speakers, Bluetooth speakers, voice remote controls, and smart home applications with one or more audio functions.

ESP32-LyraT-Mini is a mono audio development board

The core components of ESP32-Korvo-DU1906 include an ESP32-DU1906 Bluetooth/Wi-Fi audio module that reduces noise, eliminates echo, and implements beam forming and detection. ESP32-Korvo-DU1906 integrates power management, Bluetooth/Wi-Fi audio module, codec, power amplifier, etc

ESP32-LyraTThe ESP32-LyraT development board is targeted at audio applications equipped with the ESP32 dual-core chip, such as Wi-Fi speakers, Bluetooth speakers, voice remote controls, and all smart home applications that require audio functions.

ESP32-LyraT is a stereo audio development board

Sonocotta boards

Esparagus HiFi MediaLink is a handy low cost media device that will upgrade your legacy audio system with cutting-edge internet streaming capabilities and enhance your audio experience. It exposes line level output that you can plug into a stereo amplifier. It uses the legendary PCM5100 series DAC with supreme audio quality.

HiFi ESP is a handy low cost media device that uses the legendary PCM5100 series DAC with supreme audio quality.

Loud Esparagus is aimed to be paired with small-to-medium sized speakers in a small room. It uses a dual MAX98357 Hi-Fi DAC that will output 3W per speaker. Admittedly not much, but well enough for a kid's room or work place. Due to the D-class amp, it barely uses power and can be paired with a standard USB wall charger.

ESP Audio Duo is aimed to be paired with small-to-medium sized speakers in a small room. It uses a dual MAX98357 Hi-Fi DAC that will output 3W per speaker.

Louder Esparagus is a top-of-the-range model that uses modern highly capable TAS5805M DAC and is aimed to be paired with medium-to-large speaker systems. With 25W per channel stereo output it packs a punch and can easily enliven living quarters or dorm rooms. It can be used both with Wi-Fi and Ethernet (to make sure bad Wi-Fi would not interrupt the stream)

Louder ESP is a top-of-the-range model that uses modern highly capable TAS5805M DAC and is aimed to be paired with medium-to-large speaker systems. With 25W per channel stereo output it packs a punch and can easily enliven living quarters or dorm rooms.

AI-Thinker Boards

ESP32-Audio-kit is a small audio development board developed by Ai-Thinker based on the ESP32-A1S module. Most audio peripherals are distributed on both sides of the development board. It supports TF card, headphone output, two microphone inputs and two speaker outputs. . It is convenient for developers to develop quickly.