return {
  -- UFO folding
  {
    "kevinhwang91/nvim-ufo",
    dependencies = {
      "kevinhwang91/promise-async",
      {
        "luukvbaal/statuscol.nvim",
        config = function()
          local builtin = require("statuscol.builtin")
          require("statuscol").setup({
            relculright = true,
            segments = {
              { text = { builtin.foldfunc }, click = "v:lua.ScFa" },
              { text = { "%s" }, click = "v:lua.ScSa" },
              { text = { builtin.lnumfunc, " " }, click = "v:lua.ScLa" },
            },
          })
        end,
      },
    },
    event = "BufReadPost",
    opts = {
      provider_selector = function()
        return { "treesitter", "indent" }
      end,
    },

    init = function()
      -- UFO folding
      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
      vim.o.fillchars = [[eob: ,fold: ,foldopen:,foldsep: ,foldclose:]]

      vim.keymap.set("n", "<leader>zo", require("ufo").openAllFolds)
      vim.keymap.set("n", "<leader>zc", require("ufo").closeAllFolds)
    end,
  },
}
