return {
  {
    "nvim-treesitter/nvim-treesitter",
    dependencies = {
      "nvim-treesitter/nvim-treesitter-textobjects",
      {
        "nvim-treesitter/nvim-treesitter-context",
        enabled = false,
        config = function()
          require("treesitter-context").setup({
            mode = "cursor",
            max_lines = 5,
            multiline_threshold = 5,
          })
        end,
      },
    },
    build = ":TSUpdate",
    config = function()
      require("nvim-treesitter.configs").setup({
        ensure_installed = {
          "asm",
          "arduino",
          "bash",
          "c",
          "css",
          "diff",
          "dot",
          "gitcommit",
          "html",
          "http",
          "javascript",
          "json",
          "latex",
          "lua",
          "make",
          "markdown",
          "markdown_inline",
          "muttrc",
          "nginx",
          "odin",
          "pascal",
          "query",
          "regex",
          "ruby",
          "sql",
          "tmux",
          "vala",
          "vim",
          "vimdoc",
          "xml",
          "yaml",
          "zig",
        },
        auto_install = false,
        indent = { enable = true },

        highlight = {
          enable = true,
          disable = function(_, buf)
            local max_filesize = 100 * 1024 -- 100 KB
            local ok, stats = pcall(vim.loop.fs_stat, vim.api.nvim_buf_get_name(buf))
            if ok and stats and stats.size > max_filesize then
              return true
            end
          end,
          additional_vim_regex_highlighting = false,
        },

        textobjects = {
          select = {
            enable = true,
            lookahead = true,
            keymaps = {
              ["aa"] = "@parameter.outer",
              ["ia"] = "@parameter.inner",
              ["af"] = "@function.outer",
              ["if"] = "@function.inner",
              ["ac"] = "@class.outer",
              ["ic"] = "@class.inner",
              ["ai"] = "@conditional.outer",
              ["ii"] = "@conditional.inner",
              ["al"] = "@loop.outer",
              ["il"] = "@loop.inner",
              ["ab"] = "@block.outer",
              ["ib"] = "@loop.inner",
              ["at"] = "@comment.outer",
            },
          },

          move = {
            enable = true,
            set_jumps = true,
            goto_next_start = {
              ["]p"] = "@parameter.inner",
              ["]m"] = "@function.outer",
              ["]]"] = "@class.outer",
              ["]l"] = "@loop.outer",
              ["]i"] = "@conditional.outer",
              ["]b"] = "@block.outer",
              ["]t"] = "@comment.outer",
            },
            goto_next_end = {
              ["]P"] = "@parameter.inner",
              ["]M"] = "@function.outer",
              ["]["] = "@class.outer",
              ["]L"] = "@loop.outer",
              ["]B"] = "@block.outer",
            },
            goto_previous_start = {
              ["[p"] = "@parameter.inner",
              ["[m"] = "@function.outer",
              ["[["] = "@class.outer",
              ["[l"] = "@loop.outer",
              ["[i"] = "@conditional.outer",
              ["[b"] = "@block.outer",
              ["[t"] = "@comment.outer",
            },
            goto_previous_end = {
              ["[P"] = "@parameter.inner",
              ["[M"] = "@function.outer",
              ["[]"] = "@class.outer",
              ["[L"] = "@loop.outer",
              ["[B"] = "@block.outer",
            },
          },

          swap = {
            enable = true,
            swap_next = {
              ["<Leader>a"] = "@parameter.inner",
            },
            swap_previous = {
              ["<Leader>A"] = "@parameter.inner",
            },
          },

          lsp_interop = {
            enable = true,
            border = "single",
            floating_preview_opts = {},
            peek_definition_code = {
              ["<Leader>df"] = "@function.outer",
              ["<Leader>dF"] = "@class.outer",
            },
          },
        },
      })

      -- Crystal parser
      local parsers = require("nvim-treesitter.parsers")
      local parser_config = parsers.get_parser_configs()
      parser_config.crystal = {
        install_info = {
          url = "~/Downloads/src/tree-sitter-crystal",
          files = { "src/parser.c", "src/scanner.c" },
          branch = "main",
        },
        filetype = "cr",
      }

      parser_config.haml = {
        install_info = {
          url = "https://github.com/vitallium/tree-sitter-haml",
          files = { "src/parser.c", "src/scanner.c" },
          branch = "main",
        },
        filetype = "haml",
      }

      -- Code folding
      vim.opt.foldlevel = 99
      vim.opt.foldlevelstart = 1
      vim.opt.foldnestmax = 4
      vim.opt.foldcolumn = "1"
      vim.opt.foldenable = false
      vim.api.nvim_create_autocmd("FileType", {
        callback = function()
          if parsers.has_parser() then
            vim.opt.foldmethod = "expr"
            vim.opt.foldexpr = "v:lua.vim.treesitter.foldexpr()"
            vim.opt.foldtext = ""
          else
            vim.opt.foldmethod = "indent"
            vim.opt.foldtext = ""
          end
        end,
        desc = "Set foldmethod",
      })
    end,
  },
}