Find all non arm64 applications

macos_archi.rb

#!/usr/bin/env ruby
# your can pass blacklisted words as ARGV

IO.popen("find /Applications -name Info.plist") do |io|
  io.each_line do |line|
    line = line.rstrip
    if line.end_with? ".app/Contents/Info.plist"
      exe = `plutil -extract CFBundleExecutable raw '#{line}'`.rstrip
      exe_path = "#{line[..-(1+"Info.plist".length)]}MacOS/#{exe}"
      file = `file "#{exe_path}"`.rstrip
      if ! ["arm64", "POSIX shell script text executable"].any? { |i| file.include? i}
        next if ARGV.any? { |black_list| exe_path.include?(black_list) }
        puts exe_path
        puts file
        puts `brew search --cask "#{exe_path.split("/")[2].split(".").first}"`
        puts
        $stdout.flush
      end
    end
  end
end