return {
  -- treesitter
  {
    "nvim-treesitter/nvim-treesitter",
    version = false,
    event = { "BufReadPre", "BufNewFile" },
    build = ":TSUpdate",
    dependencies = {
      "nvim-treesitter/nvim-treesitter-textobjects",
      {
        "windwp/nvim-ts-autotag",
        opts = {},
      },
    },
    config = function()
      local treesitter = require("nvim-treesitter.configs")
      treesitter.setup({
        highlight = { enable = true, disable = { "latex" } },
        indent = { enable = true },
        ensure_installed = {
          "bash",
          "html",
          "css",
          "javascript",
          "lua",
          "python",
          "vim",
          "vimdoc",
          "yaml",
          "json",
          "c",
          "cpp",
          "go",
          "rust",
          "regex",
          "latex",
          "bibtex"
        },
        incremental_selection = {
          enable = true,
          keymaps = {
            init_selection = "<C-space>",
            node_incremental = "<C-space>",
            scope_incremental = "<c-s>",
            node_decremental = "<M-space>",
          },
        },
        textobjects = {
          move = {
            enable = true,
            goto_next_start = { ["]f"] = "@function.outer", ["]c"] = "@class.outer" },
            goto_next_end = { ["]F"] = "@function.outer", ["]C"] = "@class.outer" },
            goto_previous_start = { ["[f"] = "@function.outer", ["[c"] = "@class.outer" },
            goto_previous_end = { ["[F"] = "@function.outer", ["[C"] = "@class.outer" },
          },
        },
      })
    end,
  },

  -- mini.ai
  {
    "echasnovski/mini.ai",
    -- keys = {
    --   { "a", mode = { "x", "o" } },
    --   { "i", mode = { "x", "o" } },
    -- },
    event = "VeryLazy",
    opts = function()
      local ai = require("mini.ai")
      return {
        n_lines = 500,
        custom_textobjects = {
          o = ai.gen_spec.treesitter({
            a = { "@block.outer", "@conditional.outer", "@loop.outer" },
            i = { "@block.inner", "@conditional.inner", "@loop.inner" },
          }, {}),
          f = ai.gen_spec.treesitter({ a = "@function.outer", i = "@function.inner" }, {}),
          c = ai.gen_spec.treesitter({ a = "@class.outer", i = "@class.inner" }, {}),
          t = { "<([%p%w]-)%f[^<%w][^<>]->.-</%1>", "^<.->().*()</[^/]->$" },
          d = { "%f[%d]%d+" }, -- digits
          e = {              -- Word with case
            {
              "%u[%l%d]+%f[^%l%d]",
              "%f[%S][%l%d]+%f[^%l%d]",
              "%f[%P][%l%d]+%f[^%l%d]",
              "^[%l%d]+%f[^%l%d]",
            },
            "^().*()$",
          },
          g = function() -- Whole buffer, similar to `gg` and 'G' motion
            local from = { line = 1, col = 1 }
            local to = {
              line = vim.fn.line("$"),
              col = math.max(vim.fn.getline("$"):len(), 1),
            }
            return { from = from, to = to }
          end,
          u = ai.gen_spec.function_call(),                         -- u for "Usage"
          U = ai.gen_spec.function_call({ name_pattern = "[%w_]" }), -- without dot in function name
        },
      }
    end,
  }
}