Aurora

https://github.com/AerialiteLabs/Aurora

Aurora is a tool similar to Ventoy for ChromeOS RMA shims and recovery images based on Alpine Linux
By soap phia

IMPORTANT NOTICE

Usage of Aurora is no longer recommended as it’s unmaintained and unstable. Please consider using Priism instead.

What are the features?

Recovery
Payloads
Booting other shims
Wifi connectivity

Flashing

First, obtain an image of Aurora.

Prebuilts

Prebuilts are located at https://dl.mrwork.shop/aurora

Building

git clone https://github.com/AerialiteLabs/Aurora.git
cd Aurora

Run the next command with a raw shim or nanoshim

sudo bash Aurora -i /path/to/shim.bin

Alternatively, you can automatically download a shim and build it with the following command:

sudo bash Aurora <board> --auto

Linux: (Replace /dev/sdX with your flash drive/sd card)

sudo dd if=/path/to/board-aurora.bin of=/dev/sdX bs=1M status=progress

Windows: Download Rufus, select your USB, select board-aurora.bin

macOS: Download BalenaEtcher, select your USB, select board-aurora.bin

ChromeOS: Download Chromebook Recovery Utility, select “Use local image” in the settings menu of it, select your USB, select board-aurora.bin

Booting

Press [Esc+Ref+Pwr], then [Ctrl+D] to enter developer mode.
Plug in your flash drive that you flashed Aurora to.
Press [Esc+Ref+Pwr] again and allow the shim to boot up.

Upload files via another device

Use AFT on page 2 of Aurora (requires wifi connectivity)

Use a Linux computer with ROOT ACCESS

Mount your flash drive
```
sudo mount /dev/sdX4 /mnt
```

Copy your files

sudo cp /path/to/[recoveryimage|shim].bin /mnt/usr/share/aurora/images/[recovery|shims]/