return {
    "neovim/nvim-lspconfig",
    dependencies = {
        "williamboman/mason.nvim", "williamboman/mason-lspconfig.nvim"
    },
    config = function()
        require("mason").setup()
        require("mason-lspconfig").setup({
            ensure_installed = {"neocmake", "lua_ls", "cssls", "ts_ls"}
        })
        vim.lsp.config["clangd"] = {
            cmd = {
                "clangd", "--background-index", "--clang-tidy",
                "--header-insertion=iwyu", "--completion-style=detailed",
                "--function-arg-placeholders", "--fallback-style=llvm"
            },
            root_markers = {
                {
                    "CMakeLists.txt", "Makefile", "configure.ac",
                    "configure.in", "config.h.in", "meson.build",
                    "meson_options.txt", "build.ninja"
                }, {"compile_commands.json", "compile_flags.txt"}, {".git"}
            },
            filetypes = {"cpp", "hpp", "c", "h"},

            capabilities = {
                offsetEncoding = {"utf-16"},
                textDocument = {
                    semanticTokens = {multilineTokenSupport = true},
                    completion = {completionItem = {snippetSupport = true}}
                }
            },
            init_options = {
                usePlaceholders = true,
                completeUnimported = true,
                clangdFileStatus = true
            }
        }
        vim.diagnostic.config({virtual_text = true})

        vim.keymap.set("n", "<leader>o", "<cmd>LspClangdSwitchSourceHeader<cr>")

        vim.lsp.config["neocmake"] = {}
        vim.lsp.config["lua_ls"] = {
            settings = {
                completion = {callSnippet = 'Replace'},
                Lua = {diagnostics = {globals = {"vim"}}}
            }
        }

        vim.lsp.enable("clangd")
        vim.lsp.enable("neocmake")
        vim.lsp.enable("lua_ls")
    end
}