return {
  {
    "tpope/vim-sleuth",
  },
  {
    "stevearc/conform.nvim",
    event = { "BufWritePre" },
    cmd = { "ConformInfo" },
    keys = {
      {
        "<leader>af",
        function()
          require("conform").format({ async = true })
        end,
        mode = "",
        desc = "format buffer",
      },
    },
    opts = {
      formatters_by_ft = {
        lua = { "stylua" },
        python = { "isort", "black" },
        javascript = { "prettierd", "prettier", stop_after_first = true },
      },
      default_format_opts = {
        lsp_format = "fallback",
      },
      format_on_save = { timeout_ms = 500 },
      formatters = {
        shfmt = {
          append_args = { "-i", "2" },
        },
      },
    },
    init = function()
      vim.o.formatexpr = "v:lua.require'conform'.formatexpr()"
    end,
  },
}