diff --git a/.config/easyeffects/input/voice.json b/.config/easyeffects/input/voice.json
index 6426793..022754a 100644
--- a/.config/easyeffects/input/voice.json
+++ b/.config/easyeffects/input/voice.json
@@ -110,7 +110,7 @@
             "clipping-range": 6.0,
             "fft": "4096",
             "input-gain": 0.0,
-            "output-gain": -20.0,
+            "output-gain": 15.0,
             "std": "ISO226-2003",
             "volume": -6.499999999999993
         },
@@ -119,7 +119,7 @@
             "deesser#0",
             "filter#0",
             "gate#0",
-            "rnnoise",
+            "rnnoise#0",
             "limiter#0",
             "loudness#0"
         ],
diff --git a/.config/nvim/init.lua b/.config/nvim/init.lua
index 3a249f8..499d695 100644
--- a/.config/nvim/init.lua
+++ b/.config/nvim/init.lua
@@ -51,24 +51,31 @@ vim.o.signcolumn = "yes"
 vim.o.undofile = true
 vim.o.undodir = vim.env.XDG_CACHE_HOME .. "/vim/undo"
 
--- delete trailing whitespaces on save
-vim.api.nvim_create_autocmd({'BufWritePre'},
-{pattern = {'*'},
-command = [[%s/\s\+$//e]],
-})
-
 -- python programs to use
 vim.g.python_host_prog = '/usr/bin/python2'
 vim.g.python3_host_prog = '/usr/bin/python3'
 
+-- read files correctly
+vim.filetype.add({
+extension = {
+    h = 'c',
+    html = 'html',
+    java = 'java',
+    md = 'markdown',
+    nim = 'nim',
+    py = 'python',
+    tex = 'tex',
+}})
+
 -- load plugins (autoload all files in plugin folder)
 require('loadplugins')
 
 -- load filetype specific mappings and commands
-require('filetype')
+require('autocmd')
 
 -- load general mapped keys
 require('keymap')
 
 -- load general colorscheme
 require('colorscheme')
+
diff --git a/.config/nvim/lua/autocmd.lua b/.config/nvim/lua/autocmd.lua
new file mode 100644
index 0000000..954e3ba
--- /dev/null
+++ b/.config/nvim/lua/autocmd.lua
@@ -0,0 +1,72 @@
+-- autocmd
+
+-- delete trailing whitespaces on save
+vim.api.nvim_create_autocmd({'BufWritePre'},
+{pattern = {'*'},
+command = [[%s/\s\+$//e]],
+})
+
+-- formatting options
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'markdown'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'java'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+vim.api.nvim_create_autocmd({'FileType'},
+{pattern = {'javascript'},
+command = 'setlocal shiftwidth=2 softtabstop=2',
+})
+
+-- cleanup certain files after leaving the editor
+vim.api.nvim_create_autocmd({'VimLeave'},
+{pattern = {'*.c'},
+command = '!cclear'
+})
+
+vim.api.nvim_create_autocmd({'VimLeave'},
+{pattern = {'*.tex'},
+command = '!texclear %'
+})
+
+-- highlighting break line
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'c'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'java'},
+command = 'set colorcolumn=100'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'markdown'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'nim'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'python'},
+command = 'set colorcolumn=80'
+})
+
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'tex'},
+command = 'set colorcolumn=80'
+})
+
+-- conceallevel
+vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
+{pattern = {'markdown'},
+command = 'set conceallevel=2'
+})
+
diff --git a/.config/nvim/lua/filetype.lua b/.config/nvim/lua/filetype.lua
deleted file mode 100644
index 2709f94..0000000
--- a/.config/nvim/lua/filetype.lua
+++ /dev/null
@@ -1,138 +0,0 @@
--- filetype
-
--- read files correctly
-vim.filetype.add({
-pattern = {
-    ['.*.lua'] = 'lua',
-    ['.*.h'] = 'c',
-    ['.*.html'] = 'html',
-    ['.*.nim'] = 'nim',
-    ['.*.py'] = 'python',
-    ['.*.tex'] = 'tex',
-}})
-
--- formatting options
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'markdown'},
-command = 'setlocal shiftwidth=2 softtabstop=2',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'java'},
-command = 'setlocal shiftwidth=2 softtabstop=2',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'javascript'},
-command = 'setlocal shiftwidth=2 softtabstop=2',
-})
-
--- formatting programs
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'c'},
-command = 'setlocal formatprg=astyle --mode=c --style=ansi',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'c'},
-command = 'noremap <F8> gggqG',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'html'},
-command = 'noremap <F8> :silent %!tidy -q -i --show-errors 0 <CR>',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'java'},
-command = 'setlocal formatprg=astyle --indent=spaces=2 --style=google',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'java'},
-command = 'noremap <F8> gggqG',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'markdown'},
-command = 'noremap <F8> :silent %!prettier --stdin-filepath % <CR>',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'nim'},
-command = 'noremap <F8> :silent !nimpretty %<CR>',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'nim'},
-command = 'noremap <F8> gggqG',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'python'},
-command = 'setlocal formatprg=autopep8 "%"',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'python'},
-command = 'noremap <F8> gggqG',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'tex', 'latex'},
-command = 'setlocal formatprg=latexindent',
-})
-
-vim.api.nvim_create_autocmd({'FileType'},
-{pattern = {'tex', 'latex'},
-command = 'noremap <F8> gggqG',
-})
-
--- cleanup certain files after leaving the editor
-vim.api.nvim_create_autocmd({'VimLeave'},
-{pattern = {'*.c'},
-command = '!cclear'
-})
-
-vim.api.nvim_create_autocmd({'VimLeave'},
-{pattern = {'*.tex'},
-command = '!texclear %'
-})
-
--- highlighting break line
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'c'},
-command = 'set colorcolumn=80'
-})
-
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'java'},
-command = 'set colorcolumn=100'
-})
-
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'markdown'},
-command = 'set colorcolumn=80'
-})
-
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'nim'},
-command = 'set colorcolumn=80'
-})
-
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'python'},
-command = 'set colorcolumn=80'
-})
-
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'tex'},
-command = 'set colorcolumn=80'
-})
-
--- conceallevel
-vim.api.nvim_create_autocmd({'BufEnter', 'FileType'},
-{pattern = {'markdown'},
-command = 'set conceallevel=2'
-})
-
diff --git a/.config/nvim/lua/keymap.lua b/.config/nvim/lua/keymap.lua
index 458b55c..0e1b980 100644
--- a/.config/nvim/lua/keymap.lua
+++ b/.config/nvim/lua/keymap.lua
@@ -65,15 +65,11 @@ vim.api.nvim_set_keymap('n', '<leader>gu', ':diffget //2<CR>', { noremap = true
 vim.api.nvim_set_keymap('n', '<leader>gs', ':G<CR>', { noremap = true })
 
 -- hrsh7th/nvim-cmp
-local on_attach = function(client, bufnr)
-  local function buf_set_keymap(...) vim.api.nvim_buf_set_keymap(bufnr, ...) end
-  local function buf_set_option(...) vim.api.nvim_buf_set_option(bufnr, ...) end
-  local opts = { noremap=true, silent=true }
-  buf_set_keymap('n', 'gD', '<Cmd>lua vim.lsp.buf.declaration()<CR>', opts)
-  buf_set_keymap('n', 'gd', '<Cmd>lua vim.lsp.buf.definition()<CR>', opts)
-  buf_set_keymap('n', 'gy', '<cmd>lua vim.lsp.buf.type_definition()<CR>', opts)
-  buf_set_keymap('n', 'gi', '<cmd>lua vim.lsp.buf.implementation()<CR>', opts)
-  buf_set_keymap('n', 'gr', '<cmd>lua vim.lsp.buf.references()<CR>', opts)
-  buf_set_keymap('n', 'K', '<Cmd>lua vim.lsp.buf.hover()<CR>', opts)
-  buf_set_keymap('n', '<F5>', '<cmd>lua vim.lsp.buf.rename()<CR>', opts)
-end
+vim.api.nvim_set_keymap('n', 'gD', ':lua vim.lsp.buf.declaration()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', 'gd', ':lua vim.lsp.buf.definition()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', 'gy', ':lua vim.lsp.buf.type_definition()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', 'gi', ':lua vim.lsp.buf.implementation()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', 'gr', ':lua vim.lsp.buf.references()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', 'K', ':lua vim.lsp.buf.hover()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', '<F5>', ':lua vim.lsp.buf.rename()<CR>', { noremap = true })
+vim.api.nvim_set_keymap('n', '<F8>', ':lua vim.lsp.buf.format()<CR>', { noremap = true })
diff --git a/.config/nvim/lua/loadplugins.lua b/.config/nvim/lua/loadplugins.lua
index bbcbc51..3eac7f0 100644
--- a/.config/nvim/lua/loadplugins.lua
+++ b/.config/nvim/lua/loadplugins.lua
@@ -16,14 +16,8 @@ local packer_bootstrap = ensure_packer()
 
 -- load plugins with packer
 return require("packer").startup(function(use)
-    -- package manager
-    use 'wbthomason/packer.nvim'
-    if packer_bootstrap then
-        require('packer').sync()
-    end
-
-    -- automatic closing of brackets
-    use 'raimondi/delimitmate'
+    -- package manager (first entry)
+    use {'wbthomason/packer.nvim'}
 
     -- improved java syntax highlighting
     use {'uiiaoo/java-syntax.vim',
@@ -43,7 +37,11 @@ return require("packer").startup(function(use)
         requires = 'ryanoasis/vim-devicons'}
 
     -- nim language support
-    use {'zah/nim.vim', ft = {'nim'}}
+    use {'zah/nim.vim',
+        ft = {'nim'}}
+
+    -- automatic closing of brackets
+    use {'windwp/nvim-autopairs'}
 
     -- autocompletion and its sources
     use {'hrsh7th/nvim-cmp',
@@ -53,23 +51,35 @@ return require("packer").startup(function(use)
             'l3mon4d3/luasnip',
             'saadparwaiz1/cmp_luasnip',
             'neovim/nvim-lspconfig',
-            'onsails/lspkind-nvim'}}
+            'onsails/lspkind-nvim',
+            'williamboman/mason.nvim',
+            'williamboman/mason-lspconfig.nvim',
+            'jose-elias-alvarez/null-ls.nvim',
+            'nvim-lua/plenary.nvim',
+            'jayp0521/mason-null-ls.nvim'}}
 
     -- showing color of hex values, etc
-    use 'norcalli/nvim-colorizer.lua'
+    use {'norcalli/nvim-colorizer.lua'}
+
+    -- better language highlighting by improved parsing
+    use {'nvim-treesitter/nvim-treesitter'}
+
+    -- automatically close html-tags
+    use {'windwp/nvim-ts-autotag',
+        requires = {'nvim-treesitter/nvim-treesitter'}}
 
     -- colorful brackets
-    use 'luochen1990/rainbow'
+    use {'luochen1990/rainbow'}
 
     -- show tags
     use {'majutsushi/tagbar',
         cmd = 'TagbarToggle'}
 
     -- git wrapper
-    use 'tpope/vim-fugitive'
+    use {'tpope/vim-fugitive'}
 
     -- indicate git diff status of line
-    use 'airblade/vim-gitgutter'
+    use {'airblade/vim-gitgutter'}
 
     -- golang language support
     use {'fatih/vim-go',
@@ -81,12 +91,17 @@ return require("packer").startup(function(use)
         requires = {'godlygeek/tabular'}}
 
     -- bulk renamer
-    use 'qpkorr/vim-renamer'
+    use {'qpkorr/vim-renamer'}
 
     -- additional quote/parantheses funtions
-    use 'tpope/vim-surround'
+    use {'tpope/vim-surround'}
 
     -- colorscheme
-    use 'tiyn/vim-tccs'
+    use {'tiyn/vim-tccs'}
+
+    -- package manager sync (last entry)
+    if packer_bootstrap then
+        require('packer').sync()
+    end
 
 end)
diff --git a/.config/nvim/plugin/nvim-autopairs.lua b/.config/nvim/plugin/nvim-autopairs.lua
new file mode 100644
index 0000000..ba62d44
--- /dev/null
+++ b/.config/nvim/plugin/nvim-autopairs.lua
@@ -0,0 +1 @@
+require("nvim-autopairs").setup {}
diff --git a/.config/nvim/plugin/nvim-cmp.lua b/.config/nvim/plugin/nvim-cmp.lua
index a493bb6..e6e8b0a 100644
--- a/.config/nvim/plugin/nvim-cmp.lua
+++ b/.config/nvim/plugin/nvim-cmp.lua
@@ -1,4 +1,26 @@
 -- hrsh7th/nvim-cmp
+
+-- mason package manager
+require("mason").setup()
+require("mason-lspconfig").setup({
+    -- automatically install language servers setup below for lspconfig
+    automatic_setup = true,
+})
+
+-- jose-elias-alvarez/null-ls.nvim
+local null_ls = require("null-ls")
+
+null_ls.setup({
+    sources = {
+        null_ls.builtins.formatting.autopep8,
+        null_ls.builtins.formatting.nimpretty,
+    },
+})
+
+require("mason-null-ls").setup({
+    automatic_installation = true
+})
+
 -- Add additional capabilities supported by nvim-cmp
 capabilities = require("cmp_nvim_lsp").default_capabilities()
 
@@ -94,7 +116,7 @@ local nvim_lsp = require('lspconfig')
 
 -- Use a loop to conveniently call 'setup' on multiple servers and
 -- map buffer local keybindings when the language server attaches
-local servers = { "pyright", "bashls", "tsserver", "texlab", "ccls", "gopls", "hls", "nimls", "marksman" }
+local servers = { "pyright", "bashls", "texlab", "ccls", "nimls", "marksman" }
 for _, lsp in ipairs(servers) do
     nvim_lsp[lsp].setup {
         on_attach=on_attach,
diff --git a/.config/nvim/plugin/nvim-treesitter.lua b/.config/nvim/plugin/nvim-treesitter.lua
new file mode 100644
index 0000000..e16154a
--- /dev/null
+++ b/.config/nvim/plugin/nvim-treesitter.lua
@@ -0,0 +1,19 @@
+-- nvim-treesitter/nvim-treesitter
+
+local ts_config = require "nvim-treesitter.configs"
+
+ts_config.setup {
+  ensure_installed = {
+    "bash",
+    "c",
+    "cpp",
+    "css",
+    "html",
+    "java",
+    "markdown",
+    "latex",
+    "python",
+  },
+
+  autotag = { enable = true },
+}
diff --git a/.config/sxhkd/sxhkdrc b/.config/sxhkd/sxhkdrc
index 1a32cce..a198687 100644
--- a/.config/sxhkd/sxhkdrc
+++ b/.config/sxhkd/sxhkdrc
@@ -1,23 +1,37 @@
-super + Return
-        $TERMINAL
-super + b
-        $BROWSER
-super + f
-        $TERMINAL -e $FILE
+super + u
+        record_start
 super + i
         record_stop
-super + m
-        thunderbird
 super + o
         record_replay_start
 super + p
         record_replay_save
-super + u
-        record_start
-super + shift + x
-    pkill -usr1 -x sxhkd; notify-send 'sxhkd' 'Reloaded config'
+
+super + a
+        playerctl previous
+super + s
+        playerctl play-pause
+super + d
+        playerctl next
+super + f
+        $TERMINAL -e $FILE
+
+super + b
+        $BROWSER
+super + m
+        thunderbird
+
 super + shift + r
         dmenu_run -c -l 20
+
+super + shift + x
+    pkill -usr1 -x sxhkd; notify-send 'sxhkd' 'Reloaded config'
+
+super + Return
+        $TERMINAL
+super + Print
+        maimpick
+
 super + F5
         togglemonitor
 super + F6
@@ -34,8 +48,6 @@ super + F11
         prompt "Shutdown computer?" "sudo -A shutdown -h now"
 super + F12
         prompt "Reboot computer?" "sudo -A reboot now"
-super + Print
-        maimpick
 
 XF86AudioMute
         lmc m && pkill -RTMIN+4 $STATUSBAR
diff --git a/.local/bin/tools/record_replay_start b/.local/bin/tools/record_replay_start
index 00d825a..02f9d29 100755
--- a/.local/bin/tools/record_replay_start
+++ b/.local/bin/tools/record_replay_start
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 window=$(xdotool getwindowfocus)
-fps=30
+fps=60
 audio="$(pactl get-default-sink).monitor"
 format="mp4"
 lenght=20