ConduitServerOS v2.69.1 • RPi 4 & RPi 5 NVMe Turnkey Appliance

Bit-Perfect 64-Bit Multi-Room Audio. Engineered in Rust.

Transform any Raspberry Pi 4 or Pi 5 into a studio-grade One-Box Reference Streamer & Whole-Home Audio Server. Featuring core-isolated 192kHz / 32-bit Float APEX mixing, 65,536-tap CamillaDSP room correction, 1-click USB DAC & I2S HAT hot-swapping, and zero cloud lock-in.

Download ConduitOS v2.69.1 (.img.xz — Free) Unlock Studio Pro ($149 Lifetime)

Audio Pipeline

192kHz / 64-Bit

CamillaDSP FIR + PEQ

Real-Time Core

isolcpus=3

SCHED_FIFO Priority 85

Offline Privacy

100% Local

Ed25519 Silicon Bound

Live Signal Path Telemetry

APEX Engine → CamillaDSP 64-Bit

BIT-PERFECT

1. Source Stream

Qobuz Studio Master / Local NVMe

FLAC 192kHz / 24-Bit

2. Rust APEX Ring-Buffer Mixer

64MB Lock-Free RAM Crossfade

32-Bit Float PCM

3. Shielded Core 3 Convolution

CamillaDSP • 65,536-Tap Room FIR

64-Bit Float

4. Hot-Swappable Hardware Output

USB Audio Class 2.0 Reference DAC

ALSA hw:1,0

Studio Rack Preset

Zero-SSH Turnkey Appliance Image

Flash With Raspberry Pi Imager. Ready in 60 Seconds.

Download Conduit Free (Single-Node Edition) with the 5-step Turnkey Onboarding Wizard and 1-click NVMe / USB SSD Boot Accelerator built in.

ConduitServerOS-v2.69.1-arm64.img.xz aarch64 • RPi 5 & RPi 4

Official Flashable Raspberry Pi OS Appliance Image

Select "Use custom (.img.xz)" in Raspberry Pi Imager, flash to any MicroSD card or M.2 NVMe drive, and open http://conduit.local:3000 in your browser.

SHA-256 Checksum (ConduitServerOS-v2.69.1-arm64.img.xz)

9ef9e5899363a63685ff02ed8a2e04f3badc28a99543b6b3a1a06d11510b8068

Already running Raspberry Pi OS Bookworm or Debian 12?


                curl -fsSL https://www.conduit-audio.com/install.sh | sudo bash

Download .img.xz (v2.69.1 — Free) View install.sh

Built-In Boot Storage Accelerator

1-Click Solid-State OS Cutover

100% SD-Free PCIe Gen 3 NVMe Boot

Clones both /boot/firmware and / directly to /dev/nvme0n1 and sets EEPROM BOOT_ORDER=0xf416.

100% Isolated USB Audio Bus

Because the NVMe SSD runs on the dedicated PCIe lane (800 MB/s), the Raspberry Pi 5 USB ports remain 100% dedicated to your USB Audio Class 2.0 DAC.

Wizard Step 2 of 5 Zero Terminal Commands Required

Hardware-Bound Ed25519 Licensing

Choose Your Conduit Edition

Start free forever on a single room zone, or bind a Conduit Studio Pro license key to your Raspberry Pi's factory silicon serial for 100% offline activation.

Target Conduit Appliance Hardware ID (Found in Settings → Studio Pro)

Enter CNDT-XXXX-XXXX-XXXX

When you click "Unlock Studio Pro" inside your Conduit Web UI, this box is automatically pre-filled via ?hw_id=CNDT-XXXX-XXXX-XXXX.

Community Core

Conduit Free

Single-Node Edition

$0 / Forever

✓1 Local Output Zone (USB DAC 192kHz, I2S GPIO HAT, or Bluetooth)
✓5-Step Turnkey Setup Wizard & RPi 4/5 NVMe Boot Accelerator
✓1 USB SSD or Local Folder (up to 2,500 lossless tracks)
✓Bit-Perfect Direct Bypass & 60fps Glassmorphic Web/Kiosk UI

Download Free .img.xz

Annual Pass

Studio Pro Annual

Full DSP + Multi-Room

$39 / Year

✓All Studio Pro Subsystems unlocked for 12 months
✓64-Bit CamillaDSP Studio Rack + 65k-Tap FIR Room Convolution
✓Unlimited Multi-Room Zones & 1-Click Satellite Node Adoption
✓Qobuz Hi-Res Vault, APEX Crossfade & Unlimited NAS Mounts

Studio Pro Lifetime

Pay Once • Zero Subscriptions

$149 One-Time

✓Permanent Offline Ed25519 Key bound to your Pi's silicon serial
✓64-Bit CamillaDSP Studio Rack (65,536-Tap FIR WAV + 10-Band PEQ + Tube Warmth)
✓Unlimited Synchronized Rooms & 20 Independent Pool Streams
✓APEX Auto-DJ Crossfade, AI Smart Radio & Qobuz Hi-Res Vault
✓Includes 2 Self-Service Board Transfers if you ever upgrade Pis

Turnkey Hardware

Conduit Transport Core

CNC Machined Aluminum Appliance

$649 Batch 1 Pre-Order

✓Fanless CNC Anodized Aluminum Chassis with glowing 3D LED indicator
✓Raspberry Pi 5 (8GB) + 500GB PCIe Gen 3 NVMe SSD pre-installed
✓Isolated USB Audio Class 2.0 + Coax/Optical Digi HAT outputs
✓Pre-Activated Studio Pro Lifetime License burned at the factory

Live WebCrypto Ed25519 Inspector PubKey: 2a3c6bb6f9ba...64d5b4db

Test Anti-Clone Hardware Serial Verification Live in Your Browser

This verifier executes the exact same Ed25519 signature + Silicon Hardware ID mathematical check that backend-rust/src/license.rs performs offline on your Raspberry Pi.

Conduit Studio Pro License Key (CNDT-PRO-...)

Raspberry Pi Silicon Hardware ID

Click "1. Test Authorized Pi #1" or "2. Simulate Cloned SD Card in Pi #2" above to inspect the live Ed25519 cryptographic result.

Cloudflare D1 Self-Service Portal

License Lookup & Raspberry Pi Replacement Transfer

Lost your license email or upgraded from a Raspberry Pi 4 to a Raspberry Pi 5? Retrieve your issued CNDT-PRO certificate from our serverless Cloudflare D1 vault.