return {
  {
    "hrsh7th/nvim-cmp",
    dependencies = {
      "hrsh7th/cmp-nvim-lsp","hrsh7th/cmp-path","hrsh7th/cmp-buffer",
      "L3MON4D3/LuaSnip","saadparwaiz1/cmp_luasnip","rafamadriz/friendly-snippets",
    },
    config = function()
      local cmp = require("cmp")
      local luasnip = require("luasnip")
      require("luasnip.loaders.from_vscode").lazy_load()

      cmp.setup({
        snippet = { expand = function(args) luasnip.lsp_expand(args.body) end },
        mapping = cmp.mapping.preset.insert({
          ["<C-Space>"] = cmp.mapping.complete(),
          ["<CR>"] = cmp.mapping.confirm({ select = true }),
          ["<Tab>"] = cmp.mapping(function(fb)
            if cmp.visible() then cmp.select_next_item()
            elseif luasnip.expand_or_jumpable() then luasnip.expand_or_jump()
            else fb() end
          end, { "i","s" }),
          ["<S-Tab>"] = cmp.mapping(function(fb)
            if cmp.visible() then cmp.select_prev_item()
            elseif luasnip.jumpable(-1) then luasnip.jump(-1)
            else fb() end
          end, { "i","s" }),
        }),
        sources = { {name="nvim_lsp"},{name="path"},{name="buffer"},{name="luasnip"} },
      })
    end,
  },
}