return {
    {
        "hrsh7th/nvim-cmp",
        event = { "InsertEnter", "CmdlineEnter" }, -- Load on insert or cmdline mode
        dependencies = {
            "hrsh7th/cmp-nvim-lsp", -- LSP completion source
            "hrsh7th/cmp-buffer", -- Buffer completion source
            "hrsh7th/cmp-path", -- Path completion source
            "hrsh7th/cmp-cmdline", -- Cmdline completion source
            "L3MON4D3/LuaSnip", -- Snippet engine
            "saadparwaiz1/cmp_luasnip", -- LuaSnip completion source
            "rafamadriz/friendly-snippets", -- Predefined snippets
            "onsails/lspkind.nvim", -- Icons for completion items
        },
        config = function()
            local cmp = require("cmp")
            local luasnip = require("luasnip")
            local lspkind = require("lspkind")

            -- Load friendly-snippets
            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-b>"] = cmp.mapping.scroll_docs(-4), -- Scroll up docs
                    ["<C-f>"] = cmp.mapping.scroll_docs(4), -- Scroll down docs
                    ["<C-Space>"] = cmp.mapping.complete(), -- Trigger completion
                    ["<CR>"] = cmp.mapping.confirm({ select = true }), -- Accept selection
                    ["<Tab>"] = cmp.mapping(function(fallback)
                        if cmp.visible() then
                            cmp.select_next_item()
                        elseif luasnip.expand_or_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.jumpable(-1) then
                            luasnip.jump(-1)
                        else
                            fallback()
                        end
                    end, { "i", "s" }),
                }),
                sources = cmp.config.sources({
                    { name = "nvim_lsp" }, -- LSP completions
                    { name = "luasnip" }, -- Snippet completions
                    { name = "buffer" }, -- Buffer completions
                    { name = "path" }, -- Path completions
                }),
                formatting = {
                    format = lspkind.cmp_format({
                        mode = "symbol_text", -- Show symbol and text
                        maxwidth = 50, -- Limit width
                        ellipsis_char = "...", -- Truncation character
                    }),
                },
                window = {
                    completion = cmp.config.window.bordered(), -- Bordered completion menu
                    documentation = cmp.config.window.bordered(), -- Bordered documentation window
                },
                experimental = {
                    ghost_text = true, -- Show ghost text for inline completion
                },
            }

            -- Command-line completion for `/` and `?`
            cmp.setup.cmdline({ "/", "?" }, {
                mapping = cmp.mapping.preset.cmdline(),
                sources = {
                    { name = "buffer" },
                },
            })

            -- Command-line completion for `:`
            cmp.setup.cmdline(":", {
                mapping = cmp.mapping.preset.cmdline(),
                sources = cmp.config.sources({
                    { name = "path" },
                    { name = "cmdline" },
                }),
            })
        end,
    },
}