return {
  {
    -- Autocompletion
    'hrsh7th/nvim-cmp',
    dependencies = {
      -- Snippet Engine & its associated nvim-cmp source
      'L3MON4D3/LuaSnip',
      'saadparwaiz1/cmp_luasnip',

      -- Adds LSP completion capabilities
      'hrsh7th/cmp-nvim-lsp',

      -- Adds a number of user-friendly snippets
      'rafamadriz/friendly-snippets',

      'hrsh7th/cmp-buffer',
      'hrsh7th/cmp-path',
      'hrsh7th/cmp-cmdline',
      'petertriho/cmp-git',
    },
    config = function()
      -- [[ Configure nvim-cmp ]]
      -- See `:help cmp`
      local cmp = require 'cmp'
      local luasnip = require 'luasnip'
      require('luasnip.loaders.from_vscode').lazy_load()
      luasnip.config.setup {}

      cmp.setup {
        view = {
          entries = { name = 'custom', selection_order = 'near_cursor' },
        },
        snippet = {
          expand = function(args)
            luasnip.lsp_expand(args.body)
          end,
        },
        window = {
          completion = cmp.config.window.bordered(),
          documentation = cmp.config.window.bordered(),
        },
        mapping = cmp.mapping.preset.insert {
          ['<C-n>'] = cmp.mapping.select_next_item(),
          ['<C-p>'] = cmp.mapping.select_prev_item(),
          ['<C-d>'] = cmp.mapping.scroll_docs(-4),
          ['<C-f>'] = cmp.mapping.scroll_docs(4),
          ['<C-Space>'] = cmp.mapping.complete {},
          ['<CR>'] = cmp.mapping.confirm({ select = true }),

          -- ['<CR>'] = cmp.mapping(function(fallback)
          --   if cmp.visible() and cmp.get_active_entry() then
          --     cmp.confirm { behavior = cmp.ConfirmBehavior.Replace, select = true }
          --   else
          --     fallback()
          --   end
          -- end, { 'i', 's' }),
          -- ['<Tab>'] = cmp.mapping(function(fallback)
          --   if cmp.visible() and has_words_before() then
          --     cmp.select_next_item()
          --   elseif luasnip.expand_or_locally_jumpable() then
          --     luasnip.expand_or_jump()
          --   else
          --     fallback()
          --   end
          -- end, { 'i', 's' }),
          -- ['<S-Tab>'] = cmp.mapping(function(fallback)
          --   if cmp.visible() then
          --     cmp.select_prev_item()
          --   elseif luasnip.locally_jumpable(-1) then
          --     luasnip.jump(-1)
          --   else
          --     fallback()
          --   end
          -- end, { 'i', 's' }),
        },
        sources = {
          { name = 'nvim_lsp', priority = 100 },
          -- { name = 'luasnip' },
          { name = 'buffer',   keyword_length = 3 },
          { name = 'path' },
        },
      }

      -- Set configuration for specific filetype.
      cmp.setup.filetype('gitcommit', {
        sources = cmp.config.sources({
          { name = 'git' }, -- You can specify the `git` source if [you were installed it](https://github.com/petertriho/cmp-git).
        }, {
          { name = 'buffer' },
        }),
      })

      -- Use buffer source for `/` and `?` (if you enabled `native_menu`, this won't work anymore).
      cmp.setup.cmdline({ '/', '?' }, {
        mapping = cmp.mapping.preset.cmdline(),
        sources = {
          { name = 'buffer' },
        },
      })

      -- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
      cmp.setup.cmdline(':', {
        mapping = cmp.mapping.preset.cmdline(),
        sources = cmp.config.sources({
          { name = 'path' },
        }, {
          { name = 'cmdline' },
        }),
      })
    end,
  },
}