Download and extract latest version of a Github repository using curl

download-latest.sh

#!/bin/bash

# Change to your needs
TARGET_FOLDER='./your-folder'
OWNER=''
REPOSITORY=''

mkdir -p $TARGET_FOLDER

echo "Querying Github for latest version..."
URL=$( curl -sLo /dev/null -w '%{url_effective}' https://github.com/$OWNER/$REPOSITORY/releases/latest ) 

echo "Found latest version: $VERSION"
# grep extracts semver version from url via regex
VERSION=$( echo $URL | grep -E -o "(0|[1-9]\d*)\.(0|[1-9]\d*)\.(0|[1-9]\d*)(\.(0|[1-9]\d*))?")

echo "Downloading..."
curl -LO https://github.com/$OWNER/$REPOSITORY/archive/refs/tags/$VERSION.tar.gz  
echo "Extrating to $TARGET_FOLDER"
tar -xzf $VERSION.tar.gz -C $TARGET_FOLDER --strip-components=1 
echo "Cleaning up... $VERSION.tar.gz"
rm -d -r -f $VERSION.tar.gz
echo "Success"