return {
    {
        "hrsh7th/nvim-cmp",
        config = function()
            local cmp = require("cmp")

            cmp.setup({
                snippet = {
                    expand = function(args)
                        vim.fn["vsnip#anonymous"](args.body)
                    end
                },
                mapping = cmp.mapping.preset.insert({
                    ["<C-b>"] = cmp.mapping.scroll_docs(-4),
                    ["<C-f>"] = cmp.mapping.scroll_docs(4),
                    ["<C-Space>"] = cmp.mapping.complete(),
                    ["<C-e>"] = cmp.mapping.abort(),
                    ["<CR>"] = cmp.mapping.confirm({ select = true })
                }),
                sources = cmp.config.sources({
                    { name = "nvim_lsp" },
                    { name = "vsnip" }
                }, {
                    { name = "buffer" }
                })
            })

            cmp.setup.cmdline({ "/", "?" }, {
                mapping = cmp.mapping.preset.cmdline(),
                sources = {
                    { name = "buffer" }
                }
            })

            cmp.setup.cmdline(":", {
                mapping = cmp.mapping.preset.cmdline(),
                sources = cmp.config.sources({
                    { name = "path" }
                }, {
                    { name = "cmdline" }
                })
            })
        end
    },
    { "hrsh7th/cmp-nvim-lsp" },
    { "hrsh7th/cmp-buffer" },
    { "hrsh7th/cmp-path" },
    { "hrsh7th/cmp-cmdline" },
    { "hrsh7th/cmp-vsnip" },
    { "hrsh7th/vim-vsnip" },
}