return {
	{ 'kevinhwang91/nvim-ufo',
		dependecies = { '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
			vim.o.fillchars = [[eob: ,fold: ,foldopen:,foldsep: ,foldclose:]]

			-- 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 2: nvim lsp as LSP client
			-- Tell the server the capability of foldingRange,
			-- Neovim hasn't added foldingRange to default capabilities, users must add it manually
			local capabilities = vim.lsp.protocol.make_client_capabilities()
			capabilities.textDocument.foldingRange = {
				dynamicRegistration = false,
				lineFoldingOnly = true
			}
			local language_servers = require("lspconfig").util.available_servers() -- or list servers manually like {'gopls', 'clangd'}
			for _, ls in ipairs(language_servers) do
				require('lspconfig')[ls].setup({
					capabilities = capabilities
					-- you can add other fields for setting up lsp server in this table
				})
			end
			require('ufo').setup()
		end,
	}
}