return {
	{
		'williamboman/mason.nvim',
		cmd = 'Mason',
		opts = {
			settings = {
				ui = {
					border = 'rounded',
					icons = {
						package_installed = '◍',
						package_pending = '◍',
						package_uninstalled = '◍',
					},
				},
				-- log_level = vim.log.levels.INFO,
				max_concurrent_installers = 4,
			},
		},
	},
	{
		"jay-babu/mason-nvim-dap.nvim",
		opts = {
			ensure_installed = { 'javatest', 'javadbg', 'codelldb' },
			handlers = {
				function(config)
					-- all sources with no handler get passed here

					-- Keep original functionality
					require('mason-nvim-dap').default_setup(config)
				end,
				-- python = function(config)
				-- 	config.adapters = {
				-- 		type = "executable",
				-- 		command = "/usr/bin/python3",
				-- 		args = {
				-- 			"-m",
				-- 			"debugpy.adapter",
				-- 		},
				-- 	}
				-- 	require('mason-nvim-dap').default_setup(config) -- don't forget this!
				-- end,
			},
		}
	},
	{
		'williamboman/mason-lspconfig.nvim',
		dependencies = { 'jay-babu/mason-nvim-dap.nvim', 'rcarriga/nvim-dap-ui' },
		config = function()
			local cmp_nvim_lsp = require 'cmp_nvim_lsp'
			local capabilities = cmp_nvim_lsp.default_capabilities()
			local lspconfig = require 'lspconfig'
			capabilities.textDocument.completion.completionItem = {
				documentationFormat = { "markdown", "plaintext" },
				snippetSupport = true,
				preselectSupport = true,
				insertReplaceSupport = true,
				labelDetailsSupport = true,
				deprecatedSupport = true,
				commitCharactersSupport = true,
				tagSupport = { valueSet = { 1 } },
				resolveSupport = {
					properties = {
						"documentation",
						"detail",
						"additionalTextEdits",
					},
				},
			}

			local function on_attach(client, bufnr)
				--[[ vim.api.nvim_buf_set_option(bufnr, 'omnifunc', 'v:lua.vim.lsp.omnifunc') ]]
				if client.name == 'jdtls' or client.name == 'jdt.ls' then
					-- client.server_capabilities.documentFormattingProvider = false
					vim.lsp.codelens.refresh()
					if JAVA_DAP_ACTIVE then
						require('jdtls').setup_dap { hotcodereplace = 'auto' }
						require('jdtls.setup').add_commands()
						require('jdtls.dap').setup_dap_main_class_configs()
					end
				end
				-- -- util.info(client.name .. " " .. (enable and "yes" or "no"), "format")
				client.server_capabilities.documentFormattingProvider = true
				-- client.server_capabilities.documentFormattingProvider = true
				client.server_capabilities.semanticTokensProvider = nil
			end

			require('mason-lspconfig').setup_handlers {
				function(server_name) -- default handler (optional)
					lspconfig[server_name].setup {
						on_attach = on_attach,
						capabilities = capabilities,
					}
				end,
				['clangd'] = function()
					local clangd_flags = {
						'-j=5',
						'--all-scopes-completion',
						'--suggest-missing-includes',
						'--background-index',
						'--pch-storage=disk',
						'--cross-file-rename',
						'--log=info',
						'--completion-style=detailed',
						'--enable-config', -- clangd 11+ supports reading from .clangd configuration file
						'--clang-tidy',
						-- "--clang-tidy-checks=-*,llvm-*,clang-analyzer-*,modernize-*,-modernize-use-trailing-return-type",
						-- "--fallback-style=Google",
						-- "--header-insertion=never",
						-- "--query-driver=<list-of-white-listed-complers>"
					}
					lspconfig.clangd.setup {
						on_attach = on_attach,
						capabilities = capabilities,
						arg = {
							unpack(clangd_flags)
						}
					}
				end,
				['html'] = function()
					lspconfig.html.setup {
						on_attach = on_attach,
						capabilities = capabilities,
						filetypes = { "html", "jsp" },
					}
				end,
				['lua_ls'] = function()
					lspconfig.lua_ls.setup {
						on_attach = on_attach,
						capabilities = capabilities,
						flags = {
							debounce_text_changes = 150,
						},
						settings = {
							Lua = {
								diagnostics = {
									globals = { 'vim' },
								},
								-- workspace = {
								-- 	library = {
								-- 		[vim.fn.expand '$VIMRUNTIME/lua'] = true,
								-- 		[vim.fn.stdpath 'config' .. '/lua'] = true,
								-- 	},
								-- },
								telemetry = {
									enable = false,
								},
							},
						},
					}
				end,
				['jdtls'] = function()
				end,
				['rust_analyzer'] = function()
					require('rust-tools').setup {
						server = {
							on_attach = on_attach,
							standalone = false,
						},
					}
				end,
			}
		end
	}
}