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diff --git a/gen_theme.rb b/gen_theme.rb
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+++ b/gen_theme.rb
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+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+require 'liquid'
+require 'fileutils'
+
+THEME_NAME = 'iPawbMini'
+# MAIN_MENU_TITLE = 'iPod mini'
+MAIN_MENU_TITLE = 'iPawb mini'
+
+DEST_DIR = File.join(__dir__, 'dist', THEME_NAME)
+
+TEMPLATE_PATH = File.join(__dir__, 'templates')
+BASE_TEMPLATE = 'base.liquid'
+TEMPLATES = {
+  'fms.liquid' => "wps/#{THEME_NAME}.fms",
+  'sbs.liquid' => "wps/#{THEME_NAME}.sbs",
+  'wps.liquid' => "wps/#{THEME_NAME}.wps"
+}.freeze
+
+THEME_CONFIG = {
+  **TEMPLATES.map { |_, path| [path.split('.').last.downcase, "/.rockbox/#{path}"] }.to_h,
+  'selector type' => 'bar (inverse)',
+  'filetype colours' => '-',
+  'font' => '/.rockbox/fonts/10-Espy Sans-Bold.fnt',
+  'statusbar' => 'off',
+  'scrollbar' => 'right',
+  'scrollbar width' => '9',
+  'battery display' => 'graphic',
+  'show icons' => 'on',
+  'ui viewport' => '-'
+}.freeze
+
+def new_liquid(template_path)
+  Liquid::Template.parse(IO.read(File.join(TEMPLATE_PATH, template_path)))
+end
+
+base_vars = {
+  'theme_name' => THEME_NAME,
+  'main_menu_title' => MAIN_MENU_TITLE,
+  'generated_at' => Time.now.to_s
+}.freeze
+
+FileUtils.mkdir_p(DEST_DIR)
+
+puts "===> Generating WPS screens"
+FileUtils.mkdir_p(File.join(DEST_DIR, 'wps'))
+TEMPLATES.each do |src, dst|
+  vars = base_vars.merge('filename' => src)
+  template = new_liquid(src)
+  content = template.render(**vars).strip
+  assigns = template.instance_assigns.transform_values(&:chomp)
+  result = new_liquid(BASE_TEMPLATE).render(
+    'content' => content,
+    'filename' => src,
+    **vars,
+    **assigns
+  )
+
+  dest_full = File.join(DEST_DIR, dst)
+  puts "writing #{dest_full} ..."
+  File.open(dest_full, 'w') do |f|
+    f.puts result
+  end
+end
+
+puts "===> Generating theme config"
+FileUtils.mkdir_p(File.join(DEST_DIR, 'themes'))
+File.open(File.join(DEST_DIR, 'themes', "#{THEME_NAME}.cfg"), 'w') do |f|
+  f.puts "# #{THEME_NAME} Rockbox theme"
+  f.puts "# Generated using gen_theme.rb at #{base_vars['generated_at']}"
+  f.puts
+
+  THEME_CONFIG.each do |key, value|
+    f.puts "#{key}: #{value}"
+  end
+end
+
+def copy(kind, pattern, dest_dir)
+  source_files = Dir[*pattern]
+  return if source_files.empty?
+
+  puts "===> Copying #{kind}"
+  FileUtils.mkdir_p(dest_dir)
+  source_files.each do |source_file|
+    dest_file = File.join(dest_dir, File.basename(source_file))
+    puts dest_file
+    FileUtils.cp(source_file, dest_file)
+  end
+end
+
+copy :fonts, File.join(__dir__, 'fonts', '*.fnt'), File.join(DEST_DIR, 'fonts')
+copy :images, File.join(__dir__, 'images', '*.bmp'), File.join(DEST_DIR, 'wps', THEME_NAME)