Bash Script to Download Entire YouTube Channels

download-youtube-channels.sh

#!/bin/bash

set -eu pipefail  # Set options for the shell
IFS=$'\n'         # Set the Internal Field Separator to newline

# Array containing URLs of YouTube channels
CHANNEL_URLS=(
  'https://www.youtube.com/@foo'
  'https://www.youtube.com/@bar'
)

# Loop through each channel URL
for CHANNEL_URL in "${CHANNEL_URLS[@]}"; do

  # Extract channel name from URL
  CHANNEL_NAME=$(cut -d@ -f2 <<< "$CHANNEL_URL")

  # Create a directory with the channel name
  mkdir "$CHANNEL_NAME"

  # Download videos from the channel in MP4 format and save them in the directory
  youtube-dl -i -f mp4 "$CHANNEL_URL" -o "$CHANNEL_NAME/%(title)s.%(ext)s" &

done

# Wait for all background jobs to finish
wait