return {
  { "Hoffs/omnisharp-extended-lsp.nvim", lazy = true },
  {
    "nvim-treesitter/nvim-treesitter",
    opts = function(_, opts)
      if type(opts.ensure_installed) == "table" then
        vim.list_extend(opts.ensure_installed, { "c_sharp" })
      end
    end,
  },
  {
    "nvimtools/none-ls.nvim",
    optional = true,
    opts = function(_, opts)
      local nls = require("null-ls")
      opts.sources = opts.sources or {}
      table.insert(opts.sources, nls.builtins.formatting.csharpier)
    end,
  },
  {
    "stevearc/conform.nvim",
    optional = true,
    opts = {
      formatters_by_ft = {
        cs = { "csharpier" },
      },
      formatters = {
        csharpier = {
          command = "dotnet-csharpier",
          args = { "--write-stdout" },
        },
      },
    },
  },
  {
    "williamboman/mason.nvim",
    opts = function(_, opts)
      if type(opts.ensure_installed) == "table" then
        vim.list_extend(opts.ensure_installed, { "netcoredbg", "csharpier" })
      end
    end,
  },
  {
    "neovim/nvim-lspconfig",
    opts = {
      servers = {
        omnisharp = {
          handlers = {
            ["textDocument/definition"] = function(...)
              return require("omnisharp_extended").handler(...)
            end,
          },
          keys = {
            {
              "gd",
              function()
                require("omnisharp_extended").telescope_lsp_definitions()
              end,
              desc = "Goto Definition",
            },
          },
          enable_roslyn_analyzers = true,
          organize_imports_on_format = true,
          enable_import_completion = true,
        },
      },
    },
  },
  {
    "mfussenegger/nvim-dap",
    optional = true,
    opts = function()
      local dap = require("dap")
      if not dap.adapters["netcoredbg"] then
        require("dap").adapters["netcoredbg"] = {
          type = "executable",
          command = vim.fn.exepath("netcoredbg"),
          args = { "--interpreter=vscode" },
        }
      end
      for _, lang in ipairs({ "cs", "fsharp", "vb" }) do
        if not dap.configurations[lang] then
          dap.configurations[lang] = {
            {
              type = "netcoredbg",
              name = "Launch file",
              request = "launch",
              ---@diagnostic disable-next-line: redundant-parameter
              program = function()
                return vim.fn.input("Path to dll: ", vim.fn.getcwd() .. "/", "file")
              end,
              cwd = "${workspaceFolder}",
            },
          }
        end
      end
    end,
  },
}