return {
  'kevinhwang91/nvim-ufo',
  dependencies = {
    { 'kevinhwang91/promise-async' },
  },
  config = function()
    vim.o.foldcolumn = '1'        -- '0' is not bad
    vim.o.foldlevel = 99          -- Using ufo provider need a large value, feel free to decrease the value
    vim.o.foldlevelstart = 99
    vim.o.foldenable = true

    -- Using ufo provider need remap `zR` and `zM`. If Neovim is 0.6.1, remap yourself
    vim.keymap.set('n', 'zR', require('ufo').openAllFolds)
    vim.keymap.set('n', 'zM', require('ufo').closeAllFolds)

    -- Option 3: treesitter as a main provider instead
    -- Only depend on `nvim-treesitter/queries/filetype/folds.scm`,
    -- performance and stability are better than `foldmethod=nvim_treesitter#foldexpr()`
    require('ufo').setup({
      provider_selector = function(bufnr, filetype, buftype)
        return { 'treesitter', 'indent' }
      end
    })
  end
}