diff --git a/init.lua b/init.lua
index da5cfaa..34ffeeb 100644
--- a/init.lua
+++ b/init.lua
@@ -10,6 +10,7 @@ require('lazy').setup(vim.tbl_extend('keep', config.user_lazy_opts(), {
 		{ import = 'plex.plugins' },
 		{ import = 'plex.plugins.extras.ui' },
 		{ import = 'plex.plugins.extras.treesitter' },
+		{ import = 'plex.plugins.extras.formatting' },
 		{ import = 'plex.plugins.extras.editor' },
 		{ import = 'plex.plugins.extras.lang.json' },
 		{ import = 'plex.plugins.extras.lang.python' },
diff --git a/lua/plex/config/keymaps.lua b/lua/plex/config/keymaps.lua
index 674cba0..42ec1d0 100644
--- a/lua/plex/config/keymaps.lua
+++ b/lua/plex/config/keymaps.lua
@@ -57,10 +57,10 @@ map('n', '<A-k>', '<cmd>lnext<CR>', { desc = 'Next Loclist Item' })
 map('n', '<A-j>', '<cmd>lprev<CR>', { desc = 'Previous Loclist Item' })
 
 -- go to next diagnostics entry
-map('n', '<C-j>', function ()
+map('n', '<leader>cj', function ()
 	vim.diagnostic.goto_next()
 end, { desc = 'go to next diagnostic'})
-map('n', '<C-k>', function ()
+map('n', '<leader>ck', function ()
 	vim.diagnostic.goto_prev()
 end, { desc = 'go to last diagnostic'})
 
diff --git a/lua/plex/plugins/coding.lua b/lua/plex/plugins/coding.lua
index 7ad2a80..b534fa6 100644
--- a/lua/plex/plugins/coding.lua
+++ b/lua/plex/plugins/coding.lua
@@ -198,19 +198,20 @@ return {
 	-----------------------------------------------------------------------------
 	{
 		'echasnovski/mini.surround',
+		enabled = false,
 		-- stylua: ignore
 		keys = function(_, keys)
 			-- Populate the keys based on the user's options
 			local plugin = require('lazy.core.config').spec.plugins['mini.surround']
 			local opts = require('lazy.core.plugin').values(plugin, 'opts', false)
 			local mappings = {
-				{ opts.mappings.add, desc = 'Add surrounding', mode = { 'n', 'x' } },
-				{ opts.mappings.delete, desc = 'Delete surrounding' },
-				{ opts.mappings.find, desc = 'Find right surrounding' },
-				{ opts.mappings.find_left, desc = 'Find left surrounding' },
-				{ opts.mappings.highlight, desc = 'Highlight surrounding' },
-				{ opts.mappings.replace, desc = 'Replace surrounding' },
-				{ opts.mappings.update_n_lines, desc = 'Update `MiniSurround.config.n_lines`' },
+				{ opts.mappings.add, desc = 'Add surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.delete, desc = 'Delete surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.find, desc = 'Find right surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.find_left, desc = 'Find left surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.highlight, desc = 'Highlight surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.replace, desc = 'Replace surrounding', mode = { 'n', 'x', 'v' } },
+				{ opts.mappings.update_n_lines, desc = 'Update `MiniSurround.config.n_lines`', mode = { 'n', 'x', 'v' } },
 			}
 			mappings = vim.tbl_filter(function(m)
 				return m[1] and #m[1] > 0
@@ -220,12 +221,12 @@ return {
 		opts = {
 			mappings = {
 				add = '<leader>sa', -- Add surrounding in Normal and Visual modes
-				delete = 'ds', -- Delete surrounding
-				find = 'gzf', -- Find surrounding (to the right)
-				find_left = 'gzF', -- Find surrounding (to the left)
-				highlight = 'gzh', -- Highlight surrounding
-				replace = 'cs', -- Replace surrounding
-				update_n_lines = 'gzn', -- Update `n_lines`
+				delete = '<leader>sd', -- Delete surrounding
+				find = '<leader>sf', -- Find surrounding (to the right)
+				find_left = '<leader>sF', -- Find surrounding (to the left)
+				highlight = '<leader>sh', -- Highlight surrounding
+				replace = '<leader>cs', -- Replace surrounding
+				update_n_lines = '<leader>su', -- Update `n_lines`
 			},
 		},
 	},
diff --git a/lua/plex/plugins/editor.lua b/lua/plex/plugins/editor.lua
index c1a0f6e..f0fdf65 100644
--- a/lua/plex/plugins/editor.lua
+++ b/lua/plex/plugins/editor.lua
@@ -191,7 +191,7 @@ return {
 		keys = {
 			{ 'gl', '<Plug>(leap-forward-to)', mode = { 'n', 'x', 'o' }, desc = 'Leap forward to' },
 			{ 'gL', '<Plug>(leap-backward-to)', mode = { 'n', 'x', 'o' }, desc = 'Leap backward to' },
-			{ '<leader>wl', '<Plug>(leap-from-window)', mode = { 'n', 'x', 'o' }, desc = 'Leap to windows' },
+			{ '<leader>wgl', '<Plug>(leap-from-window)', mode = { 'n', 'x', 'o' }, desc = 'Leap to windows' },
 		},
 		config = function ()
 			local leap = require('leap')
diff --git a/lua/plex/plugins/extras/coding/sandwich.lua b/lua/plex/plugins/extras/coding/sandwich.lua
index 29c14eb..716b8c9 100644
--- a/lua/plex/plugins/extras/coding/sandwich.lua
+++ b/lua/plex/plugins/extras/coding/sandwich.lua
@@ -11,8 +11,8 @@ return {
 			{ '<leader>sc', '<Plug>(operator-sandwich-replace)<Plug>(operator-sandwich-release-count)<Plug>(textobj-sandwich-query-a)', silent = true },
 			{ '<leader>ssc', '<Plug>(operator-sandwich-replace)<Plug>(operator-sandwich-release-count)<Plug>(textobj-sandwich-auto-a)', silent = true },
 			{ '<leader>sa', '<Plug>(operator-sandwich-add)', silent = true, mode = { 'n', 'x', 'o' }},
-			{ '<leader>ir', '<Plug>(textobj-sandwich-auto-i)', silent = true, mode = { 'x', 'o' }},
-			{ '<leader>ab', '<Plug>(textobj-sandwich-auto-a)', silent = true, mode = { 'x', 'o' }},
+			{ '<leader>si', '<Plug>(textobj-sandwich-auto-i)', silent = true, mode = { 'x', 'o' }},
+			{ '<leader>sa', '<Plug>(textobj-sandwich-auto-a)', silent = true, mode = { 'x', 'o' }},
 		},
 		init = function()
 			vim.g.sandwich_no_default_key_mappings = 1
diff --git a/lua/plex/plugins/extras/formatting/prettier.lua b/lua/plex/plugins/extras/formatting/prettier.lua
index dbbeba8..8f85e74 100644
--- a/lua/plex/plugins/extras/formatting/prettier.lua
+++ b/lua/plex/plugins/extras/formatting/prettier.lua
@@ -4,32 +4,49 @@
 return {
 
 	{
-		'williamboman/mason.nvim',
+		"williamboman/mason.nvim",
 		opts = function(_, opts)
-			if type(opts.ensure_installed) == 'table' then
-				table.insert(opts.ensure_installed, 'prettierd')
+			if type(opts.ensure_installed) == "table" then
+				table.insert(opts.ensure_installed, "prettierd")
 			end
 		end,
 	},
 
 	{
-		'mhartington/formatter.nvim',
+		"mhartington/formatter.nvim",
 		optional = true,
+		keys = {
+			{ "<Leader>ff", "<cmd>Format<CR>", desc = "Use Formatter" },
+		},
 		opts = function(_, opts)
 			opts = opts or {}
 			local filetypes = {
 				-- FIXME:add more filetypes
-				json = { require('formatter.defaults.prettierd') },
+				json = { require("formatter.defaults.prettierd") },
+				rust = {
+					rustfmt = function()
+						return {
+							exe = "rustfmt",
+							args = { "--emit=std	ut" },
+							stdin = true,
+						}
+					end,
+				},
+				["*"] = {
+					-- "formatter.filetypes.any" defines default configurations for any
+					-- filetype
+					require("formatter.filetypes.any").remove_trailing_whitespace,
+				},
 			}
-			opts.filetype = vim.tbl_extend('keep', opts.filetype or {}, filetypes)
+			opts.filetype = vim.tbl_extend("keep", opts.filetype or {}, filetypes)
 		end,
 	},
 
 	{
-		'jose-elias-alvarez/null-ls.nvim',
+		"jose-elias-alvarez/null-ls.nvim",
 		optional = true,
 		opts = function(_, opts)
-			local nls = require('null-ls')
+			local nls = require("null-ls")
 			table.insert(opts.sources, nls.builtins.formatting.prettierd)
 		end,
 	},
diff --git a/lua/plex/plugins/extras/lang/tex.lua b/lua/plex/plugins/extras/lang/tex.lua
new file mode 100644
index 0000000..e9b017b
--- /dev/null
+++ b/lua/plex/plugins/extras/lang/tex.lua
@@ -0,0 +1,28 @@
+return {
+
+	{
+		"nvim-treesitter/nvim-treesitter",
+		opts = function(_, opts)
+			if type(opts.ensure_installed) == "table" then
+				vim.list_extend(opts.ensure_installed, { "rust" })
+			end
+		end,
+	},
+
+	{
+		"neovim/nvim-lspconfig",
+		-- dependencies = { 'b0o/SchemaStore.nvim', version = false },
+		opts = {
+			servers = {
+				texlab = {
+					rootDirectory = ".",
+					auxDirectory = ".",
+					latexFormatter = "latexindent",
+					latexindent = {
+						modifyLineBreaks = true,
+					},
+				},
+			},
+		},
+	},
+}
diff --git a/lua/plex/plugins/extras/ui/dashboard.lua b/lua/plex/plugins/extras/ui/dashboard.lua
index 49601fa..f2c746c 100644
--- a/lua/plex/plugins/extras/ui/dashboard.lua
+++ b/lua/plex/plugins/extras/ui/dashboard.lua
@@ -2,16 +2,16 @@ local function get_header()
 	-- see https://github.com/MaximilianLloyd/ascii.nvim
 	return {
 	-- The following is a customized version!
-	[[                                                                       ]],
-	[[                                           		 ██                    ]],
-	[[        █ ███████            █████   		 ██                    ]],
-	[[       ███ █████              █████                             ]],
-	[[      █████ ███ ███████████████████ ███   ███████████   ]],
-	[[     ██ ██ █ ███     █████████████ █████ ██████████████   ]],
-	[[    ████ ████ ██████████ █████████ █████ █████ ████ █████   ]],
-	[[   ██████ ██ ███     ███ █████████ █████ █████ ████ █████  ]],
-	[[  ████████  ██████████████████ ████ █████ █████ ████ ██████ ]],
-	[[                                                                       ]],
+	[[                                                                          ]],
+	[[                                          	                              ]],
+	[[        █ ████████           █████    ███████    ████       ]],
+	[[       ███ ██████             █████  █████████  ██████      ]],
+	[[      █████ ██████████████████████ ████ ███████████████     ]],
+	[[     ██ ██ █████     █████████████ ████ ████████████████    ]],
+	[[    ████ ███████████████ █████████ ████ █████ ██████ ████   ]],
+	[[   ██████ ██████     ███ █████████ ████ █████  █████  ████  ]],
+	[[  ████████ ███████████████████ ████ ████ █████   ████   ████ ]],
+	[[                                                                          ]],
 	}
 end
 
diff --git a/lua/plex/plugins/lsp/init.lua b/lua/plex/plugins/lsp/init.lua
index c27fce8..a2fc277 100644
--- a/lua/plex/plugins/lsp/init.lua
+++ b/lua/plex/plugins/lsp/init.lua
@@ -74,6 +74,9 @@ return {
 						},
 					},
 				},
+				texlab = {
+
+				}
 			},
 			-- you can do any additional lsp server setup here
 			-- return true if you don't want this server to be setup with lspconfig
@@ -243,7 +246,13 @@ return {
 		build = ':MasonUpdate',
 		keys = { { '<leader>mm', '<cmd>Mason<cr>', desc = 'Mason' } },
 		opts = {
-			ensure_installed = {},
+			ensure_installed = {
+				'rust-analyzer',
+				'clangd',
+				'pyright',
+				'bash-language-server',
+				'codelldb',
+			},
 			ui = {
 				border = 'rounded',
 			},
diff --git a/spell/en.utf-8.add b/spell/en.utf-8.add
index 27bfabd..88efa18 100644
--- a/spell/en.utf-8.add
+++ b/spell/en.utf-8.add
@@ -68,3 +68,43 @@ SHA
 Etablierungs
 the
 strikethrough
+RustBook
+IEC62443
+DHBW
+gelinked
+openssl
+Yocto
+gls
+ECC
+Kryptosystem
+github
+sfackler
+mathmatics
+www
+sagemath
+PlexSheep
+plexcryptool
+ECDSA
+EdDSA
+Stringverarbeitung
+#onblocking
+OOP
+Fifo
+serde
+Deserialisierung
+serde
+Skripte
+mathmatics
+bbc
+Kryptographischen/!
+PyO3
+#yo3
+JSON
+json
+#yo3
+Verifikationsmechanismus
+projektinterne
+Theoriephase
+weise/!
+Weise
+merksam