stockholm -> hrm

35 files changed, 1733 insertions, 0 deletions

diff --git a/pkgs/simple/alacritty-tv.nix b/pkgs/simple/alacritty-tv.nix
new file mode 100644
index 0000000..efbcc6e
--- /dev/null
+++ b/pkgs/simple/alacritty-tv.nix
@@ -0,0 +1,155 @@
+{ lib
+, pkgs
+, variant ? "x220"
+}:
+
+let
+  mylib = import ../../lib/pure.nix {
+    inherit lib;
+  };
+  font-size = arg: {
+    program = "${pkgs.font-size-alacritty}/bin/font-size-alacritty";
+    args = [arg];
+  };
+  configs.default = lib.recursiveUpdate variants.${variant} {
+    bell.animation = "EaseOut";
+    bell.duration = 50;
+    bell.color = "#ff00ff";
+    colors.cursor.cursor      = "#f042b0";
+    colors.primary.background = "#202020";
+    colors.primary.foreground = "#d0d7d0";
+    colors.normal.black       = "#000000";
+    colors.normal.red         = "#cd0000";
+    colors.normal.green       = "#00cd00";
+    colors.normal.yellow      = "#bc7004";
+    colors.normal.blue        = "#4343be";
+    colors.normal.magenta     = "#cb06cb";
+    colors.normal.cyan        = "#04c9c9";
+    colors.normal.white       = "#bebebe";
+    colors.bright.black       = "#727272";
+    colors.bright.red         = "#fb6262";
+    colors.bright.green       = "#72fb72";
+    colors.bright.yellow      = "#fbfb72";
+    colors.bright.blue        = "#7272fb";
+    colors.bright.magenta     = "#fb53fb";
+    colors.bright.cyan        = "#72fbfb";
+    colors.bright.white       = "#fbfbfb";
+    draw_bold_text_with_bright_colors = true;
+    hints.enabled = [
+      {
+        regex = "(ipfs:|ipns:|magnet:|mailto:|gemini:|gopher:|https:|http:|news:|file:|git:|ssh:|ftp:)[^\\u0000-\\u001F\\u007F-\\u009F<>\"\\s{-}\\^⟨⟩`]+";
+        mouse.enabled = true;
+        post_processing = true;
+        action = "Select";
+      }
+    ];
+    scrolling.multiplier = 8;
+  };
+  configs.root = lib.recursiveUpdate configs.default {
+    colors.primary.background = "#230000";
+    colors.primary.foreground = "#e0c0c0";
+    colors.normal.black       = "#800000";
+  };
+  configs.fzmenu = lib.recursiveUpdate configs.default {
+    colors.primary.background = "#2A172A";
+    window.dimensions.columns = 70;
+    window.dimensions.lines = 9;
+  };
+  variants.hidpi = {
+    font.normal.family      = "iosevka tv 2 Light";
+    font.italic.family      = "iosevka tv 2 Light";
+    font.bold.family        = "iosevka tv 2 Medium";
+    font.bold_italic.family = "iosevka tv 2 Medium";
+    font.size = 5;
+    key_bindings = [
+      { key = "Up";   mods = "Control";       action = "IncreaseFontSize"; }
+      { key = "Down"; mods = "Control";       action = "DecreaseFontSize"; }
+      { key = "Down"; mods = "Shift|Control"; action = "ResetFontSize"; }
+    ];
+  };
+  variants.x220 = {
+    font.normal.family = "Clean";
+    font.bold.family = "Clean";
+    font.bold.style = "Regular";
+    font.size = 10;
+    key_bindings = [
+      { key = "Up";   mods = "Shift|Control"; command = font-size "=14"; }
+      { key = "Up";   mods = "Control";       command = font-size "+1"; }
+      { key = "Down"; mods = "Control";       command = font-size "-1"; }
+      { key = "Down"; mods = "Shift|Control"; command = font-size "=0"; }
+    ];
+  };
+  writeProfile = name: config: let
+    config-file =
+      assert mylib.types.filename.check name;
+      pkgs.writeJSON "alacritty-tv-${name}.json" config;
+  in pkgs.writeText "alacritty-tv-${name}.profile" /* sh */ ''
+    # Use home so Alacritty can find the configuration without arguments.
+    # HOME will be reset once in Alacritty.
+    HOME=$XDG_RUNTIME_DIR/Alacritty-${name}
+    export HOME
+
+    # Tell Alacritty via XDG_RUNTIME_DIR where to create sockets.
+    # XDG_RUNTIME_DIR needs to be reset manually.
+    export ALACRITTY_XDG_RUNTIME_DIR="$XDG_RUNTIME_DIR"
+    export BASH_EXTRA_INIT=${pkgs.writeDash "alacritty-tv.cleanup.sh" ''
+      XDG_RUNTIME_DIR=$ALACRITTY_XDG_RUNTIME_DIR
+      unset ALACRITTY_XDG_RUNTIME_DIR
+      unset BASH_EXTRA_INIT
+    ''}
+    export XDG_RUNTIME_DIR="$HOME"
+
+    # Install stored configuration if it has changed.
+    # This allows for both declarative updates and runtime modifications.
+    # rust-xdg requires XDG_RUNTIME_DIR to be secure:
+    # https://docs.rs/xdg/2.4.1/src/xdg/lib.rs.html#311
+    ${pkgs.coreutils}/bin/mkdir -m 0700 -p "$HOME"
+    ref=$(! test -e "$HOME"/ref || ${pkgs.coreutils}/bin/cat "$HOME"/ref)
+    if test "$ref" != ${config-file}; then
+      echo ${config-file} > "$HOME"/ref
+      ${pkgs.coreutils}/bin/install -m 644 ${config-file} "$HOME"/.alacritty.yml
+    fi
+  '';
+in
+
+pkgs.symlinkJoin {
+  name = "alacritty-tv";
+  paths = [
+    (pkgs.writeDashBin "alacritty" ''
+      # usage:
+      #   alacritty [--profile=PROFILE] [--singleton] [ARGS...]
+      # where
+      #   PROFILE one of ${builtins.toJSON (builtins.attrNames configs)}
+
+      set -efu
+
+      case ''${1-} in
+      ${lib.concatMapStringsSep "\n" (name: /* sh */ ''
+        --${mylib.shell.escape name}|--profile=${mylib.shell.escape name})
+          shift
+          profile=${writeProfile name configs.${name}}
+          ;;
+      '') (builtins.attrNames configs)}
+        *)
+          profile=${writeProfile "default" configs.default}
+          ;;
+      esac
+
+
+      case ''${1-} in
+        --singleton)
+          shift
+          if ! ${pkgs.alacritty}/bin/alacritty msg create-window "$@"; then
+            . "$profile"
+            ${pkgs.alacritty}/bin/alacritty "$@" &
+          fi
+          ;;
+        *)
+          . "$profile"
+          exec ${pkgs.alacritty}/bin/alacritty "$@"
+          ;;
+      esac
+    '')
+    pkgs.alacritty
+  ];
+}
diff --git a/pkgs/simple/bash-fzf-history.nix b/pkgs/simple/bash-fzf-history.nix
new file mode 100644
index 0000000..f35d5e8
--- /dev/null
+++ b/pkgs/simple/bash-fzf-history.nix
@@ -0,0 +1,107 @@
+{ lib
+, pkgs
+
+, edit-key ? "ctrl-e"
+, exec-key ? "enter"
+, edit-mark ? "${mark-prefix}${edit-key}"
+, exec-mark ? "${mark-prefix}${exec-key}"
+, edit-command ? "\"\""
+, exec-command ? "accept-line"
+, mark-prefix ? " #FZFKEY:"
+, finish-keyseq ? "\\C-x\\C-p"
+, rebind-keyseq ? "\\C-x\\C-o"
+
+, start-keyseq ? "\\C-f"
+, load-keyseq ? start-keyseq
+}: let
+
+  mylib = import ../../lib/pure.nix {
+    inherit lib;
+  };
+
+  script = pkgs.writeBash "bash-fzf-history.sh" ''
+    if ! command -v fzf >/dev/null; then
+      # Alternatively rewrite ${pkgs.fzf}/share/fzf/* to use absolute paths.
+      fzf() {
+        ${pkgs.fzf}/bin/fzf "$@"
+      }
+    fi
+
+    . ${pkgs.fzf}/share/fzf/key-bindings.bash
+    . ${pkgs.fzf}/share/fzf/completion.bash
+
+    FZF_DEFAULT_OPTS='${toString [
+      /* sh */ "--height=40%"
+      /* sh */ "--inline-info"
+      /* sh */ "--min-height=4"
+      /* sh */ "--reverse"
+    ]}'
+
+    __fzf_history__() (
+      IFS=$'\n'
+      result=( $(
+        # To add "unknown timestamps" to each line of the history:
+        # sed -i '/^#[0-9]/{n;b};s/^/#1\n/' "$HISTFILE"
+        HISTTIMEFORMAT=$'\e[38;5;244m%Y-%m-%dT%H:%M:%S\e[m  ' history |
+        ${pkgs.gnused}/bin/sed '
+          s/\(\x1b\[[0-9;]*\)244m1970-[0-9T:-]*/\1237m????-??-??T??:??:??/
+        ' |
+        FZF_DEFAULT_OPTS="${toString [
+          /* sh */ "--ansi"
+          /* sh */ "--tac"
+          /* sh */ "--sync"
+          /* sh */ "-n2..,.."
+          /* sh */ "--tiebreak=index"
+          /* sh */ "--bind=ctrl-r:toggle-sort"
+          /* sh */ "--expect=${edit-key},${exec-key}"
+          /* sh */ "$FZF_DEFAULT_OPTS"
+          /* sh */ "+m"
+        ]}" \
+        ${pkgs.fzf}/bin/fzf |
+        ${pkgs.gnused}/bin/sed '
+          /^ *[0-9]/{
+            s/^ *//
+            s/ \+/\n/;# index
+            s/ \+/\n/;# date
+          }
+        '
+      ) )
+      if test -n "$result"; then
+        key=''${result[0]}
+        index=''${result[1]}
+        date=''${result[2]}
+        command=''${result[3]}
+
+        echo "$command${mark-prefix}$key"
+      else
+        # Ensure no empty new line gets produced when fzf was aborted.
+        echo '${edit-mark}'
+      fi
+    )
+
+    __fzf_rebind_finish_keyseq__() {
+      local suffix=
+      case $READLINE_LINE in
+        *'${edit-mark}')
+          suffix='${edit-mark}'
+          bind '"${finish-keyseq}": ${edit-command}'
+          ;;
+        *'${exec-mark}')
+          suffix='${exec-mark}'
+          bind '"${finish-keyseq}": ${exec-command}'
+          ;;
+      esac
+      READLINE_LINE=${"\${READLINE_LINE:0:-\${#suffix}}"}
+    }
+    bind -x '"${rebind-keyseq}": __fzf_rebind_finish_keyseq__'
+
+    bind '"\C-r": reverse-search-history'
+    bind '"${start-keyseq}": " \C-e\C-u\C-y\ey\C-u`__fzf_history__`\e\C-e\er\e^${rebind-keyseq}${finish-keyseq}"'
+
+    echo '# fzf key bindings loaded:' >&2
+    bind -s | ${pkgs.gnugrep}/bin/grep __fzf_ >&2
+  '';
+in
+  script.overrideAttrs (old: rec {
+    bind = /* sh */ ''bind -x '"${load-keyseq}": . ${script}' '';
+  })
diff --git a/pkgs/simple/cr.nix b/pkgs/simple/cr.nix
new file mode 100644
index 0000000..048d779
--- /dev/null
+++ b/pkgs/simple/cr.nix
@@ -0,0 +1,16 @@
+{ pkgs }:
+
+pkgs.writeDashBin "cr" ''
+  set -efu
+  if test -n "''${XDG_RUNTIME_DIR-}"; then
+    cache_dir=$XDG_RUNTIME_DIR/chromium-disk-cache
+  else
+    cache_dir=/tmp/chromium-disk-cache_$LOGNAME
+  fi
+  export LC_TIME=de_DE.utf8
+  exec ${pkgs.chromium}/bin/chromium \
+      --ssl-version-min=tls1 \
+      --disk-cache-dir="$cache_dir" \
+      --disk-cache-size=50000000 \
+      "$@"
+''
diff --git a/pkgs/simple/default.nix b/pkgs/simple/default.nix
new file mode 100644
index 0000000..1c4a53b
--- /dev/null
+++ b/pkgs/simple/default.nix
@@ -0,0 +1,22 @@
+self: super:
+
+let
+  inherit (super) lib;
+
+  mylib = import ../../lib/pure.nix {
+    inherit lib;
+  };
+
+  # This callPackage will try to detect obsolete overrides.
+  callPackage = path: args: let
+    override = self.callPackage path args;
+    upstream = lib.optionalAttrs (override ? "name")
+      (super.${(builtins.parseDrvName override.name).name} or {});
+  in if upstream ? "name" &&
+        override ? "name" &&
+        builtins.compareVersions upstream.name override.name != -1
+    then builtins.trace "Upstream `${upstream.name}' gets overridden by `${override.name}'." override
+    else override;
+in
+
+  mylib.mapNixDir (path: callPackage path {}) ./.
diff --git a/pkgs/simple/diff-so-fancy.nix b/pkgs/simple/diff-so-fancy.nix
new file mode 100644
index 0000000..d57e6e7
--- /dev/null
+++ b/pkgs/simple/diff-so-fancy.nix
@@ -0,0 +1,50 @@
+{ fetchFromGitHub, lib, stdenv
+, coreutils, git, makeWrapper, ncurses, perl
+}:
+
+stdenv.mkDerivation rec {
+  name = "diff-so-fancy-${version}";
+  version = "ed8cf17";
+
+  src = fetchFromGitHub {
+    owner = "so-fancy";
+    repo = "diff-so-fancy";
+    rev = "ed8cf1763d38bdd79ceb55a73b9ce7e30f1e184d";
+    sha256 = "176qn0w2rn6mr5ymvkblyiznqq7yyibfsnnjfivcyhz69w6yr9r9";
+  };
+
+  # Perl is needed here for patchShebangs
+  nativeBuildInputs = [ perl makeWrapper ];
+
+  buildPhase = null;
+
+  installPhase = ''
+    mkdir -p $out/bin $out/lib/diff-so-fancy
+
+    # diff-so-fancy executable searches for it's library relative to
+    # itself, so we are copying executable to lib, and only symlink it
+    # from bin/
+    cp diff-so-fancy $out/lib/diff-so-fancy
+    cp -r lib $out/lib/diff-so-fancy
+    ln -s $out/lib/diff-so-fancy/diff-so-fancy $out/bin
+
+    # ncurses is needed for `tput`
+    wrapProgram $out/lib/diff-so-fancy/diff-so-fancy \
+      --prefix PATH : "${git}/share/git/contrib/diff-highlight" \
+      --prefix PATH : "${git}/bin" \
+      --prefix PATH : "${coreutils}/bin" \
+      --prefix PATH : "${ncurses.out}/bin"
+  '';
+
+  meta = with lib; {
+    homepage = https://github.com/so-fancy/diff-so-fancy;
+    description = "Good-looking diffs filter for git";
+    license = licenses.mit;
+    platforms = platforms.all;
+    longDescription = ''
+      diff-so-fancy builds on the good-lookin' output of git contrib's
+      diff-highlight to upgrade your diffs' appearances.
+    '';
+    maintainers = with maintainers; [ fpletz ];
+  };
+}
diff --git a/pkgs/simple/disko.nix b/pkgs/simple/disko.nix
new file mode 100644
index 0000000..de8f1df
--- /dev/null
+++ b/pkgs/simple/disko.nix
@@ -0,0 +1,13 @@
+{ fetchgit }:
+
+let
+  src = fetchgit {
+    url = https://cgit.krebsco.de/disko;
+    rev = "16cd458af06d3caf687eb7d80ca3df26b71fe28c";
+    sha256 = "16cd458af06d3caf687eb7d80ca3df26b71fe28c";
+  };
+in
+
+{
+  lib = import "${src}/lib";
+}
diff --git a/pkgs/simple/editor-input.nix b/pkgs/simple/editor-input.nix
new file mode 100644
index 0000000..931179a
--- /dev/null
+++ b/pkgs/simple/editor-input.nix
@@ -0,0 +1,18 @@
+{ pkgs }:
+pkgs.writeDashBin "editor-input" ''
+  exec \
+  ${pkgs.utillinux}/bin/setsid -f \
+  ${pkgs.with-tmpdir}/bin/with-tmpdir -t editor-input.XXXXXXXX \
+  ${pkgs.writeDash "editor-input.sh" ''
+    f=$TMPDIR/input
+    ${pkgs.rxvt_unicode}/bin/urxvt -name editor-input-urxvt -e \
+       ${pkgs.vim}/bin/vim --cmd ':set noeol binary' -c startinsert "$f"
+    if test -e "$f"; then
+      ${pkgs.xsel}/bin/xsel -ip < "$f"
+      ${pkgs.xsel}/bin/xsel -ib < "$f"
+      ${pkgs.xdotool}/bin/xdotool key --clearmodifiers shift+Insert
+      ${pkgs.xsel}/bin/xsel -dp
+      ${pkgs.xsel}/bin/xsel -db
+    fi
+  ''}
+''
diff --git a/pkgs/simple/ff.nix b/pkgs/simple/ff.nix
new file mode 100644
index 0000000..b6022c6
--- /dev/null
+++ b/pkgs/simple/ff.nix
@@ -0,0 +1,8 @@
+{ pkgs }:
+
+pkgs.writeDashBin "ff" ''
+  case $TOUCHSCREEN in 1)
+    export MOZ_USE_XINPUT2=1
+  esac
+  exec ${pkgs.firefox}/bin/firefox "$@"
+''
diff --git a/pkgs/simple/field.nix b/pkgs/simple/field.nix
new file mode 100644
index 0000000..7136239
--- /dev/null
+++ b/pkgs/simple/field.nix
@@ -0,0 +1,6 @@
+{ gawk, writeDashBin }:
+
+writeDashBin "field" ''
+  set -u
+  exec ${gawk}/bin/awk -v n="$1" '{print$n}'
+''
diff --git a/pkgs/simple/flameshot-once-tv.nix b/pkgs/simple/flameshot-once-tv.nix
new file mode 100644
index 0000000..e3a9f9a
--- /dev/null
+++ b/pkgs/simple/flameshot-once-tv.nix
@@ -0,0 +1,48 @@
+{ pkgs }:
+
+pkgs.flameshot-once.override {
+  name = "flameshot-once-tv";
+  config.imgur.enable = true;
+  config.imgur.createUrl = "http://ni.r/image";
+  config.imgur.deleteUrl = "http://ni.r/image/delete/%1";
+  config.imgur.xdg-open.browser = "/etc/profiles/per-user/tv/bin/cr";
+  config.settings.General = {
+    autoCloseIdleDaemon = true;
+    buttons = [
+      "TYPE_ARROW"
+      "TYPE_CIRCLE"
+      "TYPE_CIRCLECOUNT"
+      "TYPE_COPY"
+      "TYPE_DRAWER"
+      "TYPE_IMAGEUPLOADER"
+      "TYPE_MARKER"
+      "TYPE_MOVESELECTION"
+      "TYPE_PENCIL"
+      "TYPE_PIXELATE"
+      "TYPE_RECTANGLE"
+      "TYPE_SAVE"
+      "TYPE_SELECTION"
+      "TYPE_TEXT"
+    ];
+    checkForUpdates = false;
+    contrastOpacity = 220;
+    copyPathAfterSave = true;
+    disabledTrayIcon = true;
+    drawColor = "#E4002B";
+    drawThickness = 8;
+    filenamePattern = "%FT%T%z_flameshot";
+    fontFamily = "iosevka tv 2";
+    savePath = "/tmp";
+    savePathFixed = true;
+    showDesktopNotification = false;
+    showHelp = false;
+    showSidePanelButton = false;
+    showStartupLaunchMessage = false;
+    squareMagnifier = true;
+    uploadWithoutConfirmation = true;
+  };
+  config.settings.Shortcuts = {
+    TYPE_COPY = "Return";
+    TYPE_TOGGLE_PANEL = "`";
+  };
+}
diff --git a/pkgs/simple/font-size-alacritty.nix b/pkgs/simple/font-size-alacritty.nix
new file mode 100644
index 0000000..d37f0f0
--- /dev/null
+++ b/pkgs/simple/font-size-alacritty.nix
@@ -0,0 +1,67 @@
+{ pkgs }:
+
+pkgs.writeDashBin "font-size-alacritty" ''
+  # usage: font-size-alacritty (+N|-N|=N)
+  # Increase by, decrease by, or set font size to the value N.
+
+  set -efu
+
+  min_size=5
+
+  op=''${1%%[0-9]*}
+  op=''${op:-=}
+
+  value=''${1#[=+-]}
+
+  window_id=$(${pkgs.xdotool}/bin/xdotool getactivewindow)
+
+  current_size=$(
+    ${pkgs.xorg.xprop}/bin/xprop -notype -id $window_id FONT_SIZE |
+    ${pkgs.gnused}/bin/sed -rn 's/.* = ([0-9]+)$/\1/p'
+  )
+
+  # usage: set_font_size WINDOW_ID FONT_SIZE
+  set_font_size() {
+    ${pkgs.alacritty}/bin/alacritty msg config -w $1 font.size=$2
+    ${pkgs.xorg.xprop}/bin/xprop -id $1 -f FONT_SIZE 32c -set FONT_SIZE $2
+  }
+
+  # usage: reset_font_size WINDOW_ID
+  reset_font_size() {
+    ${pkgs.alacritty}/bin/alacritty msg config -w $1 font.size=$min_size
+    ${pkgs.xorg.xprop}/bin/xprop -id $1 -remove FONT_SIZE
+  }
+
+  # usage: make_next_size
+  make_next_size() {
+    case $op in
+      -) next_size=$(expr $current_size - $value) ;;
+      =) next_size=$value ;;
+      +)
+        next_size=$(expr $current_size + $value)
+        test $next_size -ge $min_size || next_size=$min_size
+        ;;
+    esac
+  }
+
+  if test -z "$current_size"; then
+    current_size=0
+    make_next_size
+    if test $next_size -ge $min_size; then
+      ${pkgs.alacritty}/bin/alacritty msg config -w $window_id \
+          font.normal.family='Input Mono' \
+          font.normal.style=Condensed \
+          font.bold.family='Input Mono' \
+          font.bold.style=Bold
+      set_font_size $window_id $next_size
+    fi
+  else
+    make_next_size
+    if test $next_size -ge $min_size; then
+      set_font_size $window_id $next_size
+    else
+      ${pkgs.alacritty}/bin/alacritty msg config -w $window_id -r
+      reset_font_size $window_id
+    fi
+  fi
+''
diff --git a/pkgs/simple/fzmenu/bin/otpmenu b/pkgs/simple/fzmenu/bin/otpmenu
new file mode 100755
index 0000000..273a408
--- /dev/null
+++ b/pkgs/simple/fzmenu/bin/otpmenu
@@ -0,0 +1,44 @@
+#! /bin/sh
+set -efu
+
+#PATH=
+
+case ${FZMENU_PHASE-0} in
+  0)
+    export FZMENU_PHASE=1
+    exec setsid -f terminal dash "$0"
+    ;;
+  1)
+    if result=$(
+      PASSWORD_STORE_DIR=${PASSWORD_STORE_DIR-$HOME/.password-store}
+      FZF_DEFAULT_OPTS=${FZMENU_FZF_DEFAULT_OPTS-}
+      if test -n "$FZF_DEFAULT_OPTS"; then
+        export FZF_DEFAULT_OPTS
+      fi
+      find -L "$PASSWORD_STORE_DIR" -type f -name 'otp.gpg' |
+      awk -F / -v PASSWORD_STORE_DIR="$PASSWORD_STORE_DIR" '
+        { n = length(PASSWORD_STORE_DIR "/") }
+        $NF == "otp.gpg" {
+          print substr($0, 1 + n, length($0)-length("/otp.gpg")-n)
+        }
+      ' |
+      exec fzf \
+          --history=/dev/null \
+          --no-sort \
+          --prompt='OTP: ' \
+    )
+    then
+      export FZMENU_PHASE=2
+      export FZMENU_RESULT="$result"
+      setsid -f "$0"
+    fi
+    ;;
+  2)
+    pass=$(pass otp code "$FZMENU_RESULT/otp")
+    printf %s "$pass" |
+    xdotool type -f -
+    ;;
+  *)
+    echo "$0: error: bad phase: $FZMENU_PHASE" >&2
+    exit -1
+esac
diff --git a/pkgs/simple/fzmenu/bin/passmenu b/pkgs/simple/fzmenu/bin/passmenu
new file mode 100755
index 0000000..76153f5
--- /dev/null
+++ b/pkgs/simple/fzmenu/bin/passmenu
@@ -0,0 +1,45 @@
+#! /bin/sh
+set -efu
+
+#PATH=
+
+case ${FZMENU_PHASE-0} in
+  0)
+    export FZMENU_PHASE=1
+    exec setsid -f terminal dash "$0"
+    ;;
+  1)
+    if result=$(
+      PASSWORD_STORE_DIR=${PASSWORD_STORE_DIR-$HOME/.password-store}
+      FZF_DEFAULT_OPTS=${FZMENU_FZF_DEFAULT_OPTS-}
+      if test -n "$FZF_DEFAULT_OPTS"; then
+        export FZF_DEFAULT_OPTS
+      fi
+      find -L "$PASSWORD_STORE_DIR" -type f -name '*.gpg' |
+      awk -F / -v PASSWORD_STORE_DIR="$PASSWORD_STORE_DIR" '
+        { n = length(PASSWORD_STORE_DIR "/") }
+        $NF == "otp.gpg" { next }
+        /.*\.gpg$/ {
+          print substr($0, 1 + n, length($0)-length(".gpg")-n)
+        }
+      ' |
+      exec fzf \
+          --history=/dev/null \
+          --no-sort \
+          --prompt='pass: ' \
+    )
+    then
+      export FZMENU_PHASE=2
+      export FZMENU_RESULT="$result"
+      setsid -f "$0"
+    fi
+    ;;
+  2)
+    pass=$(pass show "$FZMENU_RESULT")
+    printf %s "$pass" |
+    xdotool type -f -
+    ;;
+  *)
+    echo "$0: error: bad phase: $FZMENU_PHASE" >&2
+    exit -1
+esac
diff --git a/pkgs/simple/fzmenu/default.nix b/pkgs/simple/fzmenu/default.nix
new file mode 100644
index 0000000..1a285ee
--- /dev/null
+++ b/pkgs/simple/fzmenu/default.nix
@@ -0,0 +1,50 @@
+{ lib, pkgs, stdenv }:
+
+let
+  terminal = pkgs.writeDashBin "terminal" ''
+    # usage: terminal COMMAND [ARGS...]
+    exec ${pkgs.alacritty-tv}/bin/alacritty \
+        --profile=fzmenu \
+        --class AlacrittyFzmenuFloat \
+        -e "$@"
+  '';
+in
+
+pkgs.runCommand "fzmenu" {
+} /* sh */ ''
+  mkdir $out
+
+  cp -r ${./bin} $out/bin
+
+  substituteInPlace $out/bin/otpmenu \
+      --replace '#! /bin/sh' '#! ${pkgs.dash}/bin/dash' \
+      --replace '#PATH=' PATH=${lib.makeBinPath [
+        pkgs.coreutils
+        pkgs.dash
+        pkgs.findutils
+        pkgs.fzf
+        pkgs.gawk
+        (pkgs.pass.withExtensions (ext: [
+          ext.pass-otp
+        ]))
+        pkgs.utillinux
+        pkgs.xdotool
+        terminal
+      ]}
+
+  substituteInPlace $out/bin/passmenu \
+      --replace '#! /bin/sh' '#! ${pkgs.dash}/bin/dash' \
+      --replace '#PATH=' PATH=${lib.makeBinPath [
+        pkgs.coreutils
+        pkgs.dash
+        pkgs.findutils
+        pkgs.fzf
+        pkgs.gawk
+        (pkgs.pass.withExtensions (ext: [
+          ext.pass-otp
+        ]))
+        pkgs.utillinux
+        pkgs.xdotool
+        terminal
+      ]}
+''
diff --git a/pkgs/simple/hc.nix b/pkgs/simple/hc.nix
new file mode 100644
index 0000000..086445e
--- /dev/null
+++ b/pkgs/simple/hc.nix
@@ -0,0 +1,39 @@
+{ fetchgit, lib, makeWrapper, stdenv
+, coreutils, findutils, gawk, gnugrep, qrencode, texlive, utillinux, zbar
+}:
+
+stdenv.mkDerivation rec {
+  name = "hc-${meta.version}";
+
+  src = fetchgit {
+    url = "https://cgit.krebsco.de/hc";
+    rev = "refs/tags/v${meta.version}";
+    sha256 = "09349gja22p0j3xs082kp0fnaaada14bafszn4r3q7rg1id2slfb";
+  };
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  buildPhase = null;
+
+  installPhase = ''
+    mkdir -p $out/bin
+
+    cp $src/bin/hc $out/bin/hc
+
+    wrapProgram $out/bin/hc \
+      --prefix PATH : ${lib.makeBinPath [
+        coreutils
+        findutils
+        gawk
+        gnugrep
+        qrencode
+        texlive.combined.scheme-full
+        utillinux
+        zbar
+      ]}
+  '';
+
+  meta = {
+    version = "1.0.0";
+  };
+}
diff --git a/pkgs/simple/iosevka-tv-1.nix b/pkgs/simple/iosevka-tv-1.nix
new file mode 100644
index 0000000..0f8b4d4
--- /dev/null
+++ b/pkgs/simple/iosevka-tv-1.nix
@@ -0,0 +1,18 @@
+{ pkgs }:
+
+pkgs.iosevka.override {
+  # https://typeof.net/Iosevka/customizer
+  privateBuildPlan = {
+    family = "iosevka tv 1";
+    spacing = "term";
+    serifs = "sans";
+    export-glyph-names = true;
+    no-ligation = true;
+    no-cv-ss = false;
+
+    widths.normal.shape = 600;
+    widths.normal.menu = 5;
+    widths.normal.css = "normal";
+  };
+  set = "tv-1";
+}
diff --git a/pkgs/simple/iosevka-tv-2.nix b/pkgs/simple/iosevka-tv-2.nix
new file mode 100644
index 0000000..888ba6a
--- /dev/null
+++ b/pkgs/simple/iosevka-tv-2.nix
@@ -0,0 +1,20 @@
+{ pkgs }:
+
+pkgs.iosevka.override {
+  # https://typeof.net/Iosevka/customizer
+  privateBuildPlan = {
+    family = "iosevka tv 2";
+    spacing = "term";
+    serifs = "sans";
+    export-glyph-names = true;
+    no-ligation = true;
+    no-cv-ss = false;
+
+    variants.inherits = "ss10";
+
+    widths.normal.shape = 600;
+    widths.normal.menu = 5;
+    widths.normal.css = "normal";
+  };
+  set = "tv-2";
+}
diff --git a/pkgs/simple/libinput-tv.nix b/pkgs/simple/libinput-tv.nix
new file mode 100644
index 0000000..6f08689
--- /dev/null
+++ b/pkgs/simple/libinput-tv.nix
@@ -0,0 +1,11 @@
+{ pkgs }:
+
+pkgs.libinput.overrideAttrs (old: {
+  patches = old.patches or [] ++ [
+    (pkgs.fetchurl {
+      name = "libinput-winmax2.patch";
+      url = "https://github.com/4z3/libinput/commit/2d0ff41.patch";
+      sha256 = "0ipsxzjf98g9w2m163gp49zl14wbxs84s0psdnvk7wfiivgcnm1f";
+    })
+  ];
+})
diff --git a/pkgs/simple/mpvterm/default.nix b/pkgs/simple/mpvterm/default.nix
new file mode 100644
index 0000000..66ad08a
--- /dev/null
+++ b/pkgs/simple/mpvterm/default.nix
@@ -0,0 +1,8 @@
+{ pkgs }:
+
+pkgs.mpv-unwrapped.overrideAttrs (old: rec {
+  pname = "mpvterm";
+  patches = old.patches or [] ++ [
+    ./mpvterm.patch
+  ];
+})
diff --git a/pkgs/simple/mpvterm/mpvterm.patch b/pkgs/simple/mpvterm/mpvterm.patch
new file mode 100644
index 0000000..1263688
--- /dev/null
+++ b/pkgs/simple/mpvterm/mpvterm.patch
@@ -0,0 +1,146 @@
+commit 5ded4dac370ce5d8d727c5d3891448f942edbfdf
+Author: tv <tv@krebsco.de>
+Date:   Sat Feb 27 22:54:55 2021 +0100
+
+    x11: add input forwarding support
+
+diff --git a/video/out/x11_common.c b/video/out/x11_common.c
+index ac551fae8e..2e95451d7f 100644
+--- a/video/out/x11_common.c
++++ b/video/out/x11_common.c
+@@ -25,6 +25,10 @@
+ #include <string.h>
+ #include <assert.h>
+ 
++#include <stdarg.h>
++#include <sys/socket.h>
++#include <sys/un.h>
++
+ #include <X11/Xmd.h>
+ #include <X11/Xlib.h>
+ #include <X11/Xutil.h>
+@@ -1097,6 +1101,73 @@ static void release_all_keys(struct vo *vo)
+     x11->win_drag_button1_down = false;
+ }
+ 
++
++#define FORWARD_START 1
++#define FORWARD_READY 2
++#define FORWARD_ERROR 3
++static int forward_state = FORWARD_START;
++static int forward_fd, forward_len;
++static struct sockaddr_un forward_un;
++static char forward_buf[BUFSIZ];
++
++static void forward_start(void) {
++  const char *socket_path = getenv("FORWARD_SOCKET");
++  if (socket_path == NULL) {
++    fprintf(stderr, "forward_start: environment variable FORWARD_SOCKET not set\n");
++    forward_state = FORWARD_ERROR;
++    return;
++  }
++
++  if ((forward_fd = socket(AF_UNIX, SOCK_DGRAM, 0)) < 0) {
++    perror("socket");
++  } else {
++    memset(&forward_un, 0, sizeof(forward_un));
++    forward_un.sun_family = AF_UNIX;
++    strcpy(forward_un.sun_path, socket_path);
++    forward_len = offsetof(struct sockaddr_un, sun_path) + strlen(socket_path);
++    forward_state = FORWARD_READY;
++  }
++}
++static void forward_send(const char *fmt, ...) {
++  if (forward_state != FORWARD_READY) return;
++
++  va_list argp;
++  va_start(argp, fmt);
++  int n1 = vsnprintf(forward_buf, BUFSIZ, fmt, argp);
++  if (n1 < BUFSIZ + 1) {
++    forward_buf[n1++] = '\n';
++    forward_buf[n1] = '\0';
++    int n2 = sendto(forward_fd, forward_buf, n1, 0, (struct sockaddr *)&forward_un, forward_len);
++    if (n2 < 0) {
++      perror("sendto");
++    }
++  }
++}
++static const char *forward_keyname(KeySym keySym) {
++  const char *name;
++  if (keySym == NoSymbol) {
++    name = "NoSymbol";
++  } else if (!(name = XKeysymToString(keySym))) {
++    name = "NoName";
++  }
++  return name;
++}
++static void forward_keydown(KeySym keySym) {
++  forward_send("xdotool keydown %s", forward_keyname(keySym));
++}
++static void forward_keyup(KeySym keySym) {
++  forward_send("xdotool keyup %s", forward_keyname(keySym));
++}
++static void forward_mousedown(int button) {
++  forward_send("xdotool mousedown %d", button);
++}
++static void forward_mouseup(int button) {
++  forward_send("xdotool mouseup %d", button);
++}
++static void forward_mousemove(int x, int y) {
++  forward_send("xdotool mousemove %d %d", x, y);
++}
++
+ void vo_x11_check_events(struct vo *vo)
+ {
+     struct vo_x11_state *x11 = vo->x11;
+@@ -1105,6 +1176,10 @@ void vo_x11_check_events(struct vo *vo)
+ 
+     xscreensaver_heartbeat(vo->x11);
+ 
++    if (forward_state == FORWARD_START) {
++      forward_start();
++    }
++
+     while (XPending(display)) {
+         XNextEvent(display, &Event);
+         MP_TRACE(x11, "XEvent: %d\n", Event.type);
+@@ -1146,6 +1221,7 @@ void vo_x11_check_events(struct vo *vo)
+                 if (mpkey)
+                     mp_input_put_key(x11->input_ctx, mpkey | modifiers);
+             }
++            forward_keydown(XLookupKeysym(&Event.xkey, 0));
+             break;
+         }
+         case FocusIn:
+@@ -1161,6 +1237,7 @@ void vo_x11_check_events(struct vo *vo)
+             break;
+         case KeyRelease:
+             release_all_keys(vo);
++            forward_keyup(XLookupKeysym(&Event.xkey, 0));
+             break;
+         case MotionNotify:
+             if (x11->win_drag_button1_down && !x11->fs &&
+@@ -1182,6 +1259,7 @@ void vo_x11_check_events(struct vo *vo)
+                                                        Event.xmotion.y);
+             }
+             x11->win_drag_button1_down = false;
++            forward_mousemove(Event.xmotion.x, Event.xmotion.y);
+             break;
+         case LeaveNotify:
+             if (Event.xcrossing.mode != NotifyNormal)
+@@ -1204,6 +1282,7 @@ void vo_x11_check_events(struct vo *vo)
+                              get_mods(Event.xbutton.state) | MP_KEY_STATE_DOWN);
+             long msg[4] = {XEMBED_REQUEST_FOCUS};
+             vo_x11_xembed_send_message(x11, msg);
++            forward_mousedown(Event.xbutton.button);
+             break;
+         case ButtonRelease:
+             if (Event.xbutton.button - 1 >= MP_KEY_MOUSE_BTN_COUNT)
+@@ -1213,6 +1292,7 @@ void vo_x11_check_events(struct vo *vo)
+             mp_input_put_key(x11->input_ctx,
+                              (MP_MBTN_BASE + Event.xbutton.button - 1) |
+                              get_mods(Event.xbutton.state) | MP_KEY_STATE_UP);
++            forward_mouseup(Event.xbutton.button);
+             break;
+         case MapNotify:
+             x11->window_hidden = false;
diff --git a/pkgs/simple/pinentry-urxvt/default.nix b/pkgs/simple/pinentry-urxvt/default.nix
new file mode 100644
index 0000000..7363f26
--- /dev/null
+++ b/pkgs/simple/pinentry-urxvt/default.nix
@@ -0,0 +1,127 @@
+{ lib, pkgs, ... }@args:
+
+let
+  mylib = import ../../../lib/pure.nix {
+    inherit lib;
+  };
+
+  # config cannot be declared in the input attribute set because that would
+  # cause callPackage to inject the wrong config.  Instead, get it from ...
+  # via args.
+  config = args.config or {};
+
+  cfg = eval.config;
+
+  eval = lib.evalModules {
+    modules = lib.singleton {
+      _file = toString ./default.nix;
+      imports = lib.singleton config;
+      options = {
+        appName = lib.mkOption {
+          default = "pinentry-urxvt";
+          type = lib.types.str;
+        };
+        display = lib.mkOption {
+          default = null;
+          type = lib.types.nullOr lib.types.str;
+        };
+        xwud.className = lib.mkOption {
+          default = "PinentryUrxvtXwudFloat";
+          type = lib.types.str;
+        };
+      };
+    };
+  };
+
+
+in
+
+  # pinentry-urxvt - A mechanism for PIN entry utilizing rxvt-unicode
+  #
+  # This spawns a PIN entry terminal on top of a tinted screenshot of the
+  # current display's root window.  The display for spawning the terminal can
+  # be predefined, in which case both the current and the predefined display
+  # will show the screenshot.
+  #
+  # The purpose of the screenshot, aside from looking nice, is to prevent entry
+  # of the PIN into the wrong window, e.g. by accidentally moving the cursor
+  # while typing.  If necessary, the screenshot can be closed by sending 'q',
+  # 'Q', or ctrl-c while its focused.
+  #
+  pkgs.write "pinentry-urxvt" {
+    "/bin/pinentry".link = pkgs.writeDash "pinentry-urxvt-wrapper" ''
+      set -efu
+
+      trap cleanup EXIT
+
+      cleanup() {
+        ${pkgs.utillinux}/bin/kill -- $(${pkgs.coreutils}/bin/cat "$displayers")
+        rm "$displayers"
+        rm "$screenshot"
+      }
+
+      displayers=$(${pkgs.coreutils}/bin/mktemp -t pinentry-urxvt.$$.displayers.XXXXXXXX)
+      screenshot=$(${pkgs.coreutils}/bin/mktemp -t pinentry-urxvt.$$.screenshot.XXXXXXXX)
+
+      ${pkgs.xorg.xwd}/bin/xwd -root |
+      ${pkgs.imagemagick}/bin/convert xwd:- -fill \#424242 -colorize 80% xwd:"$screenshot"
+
+      display_screenshot() {
+        ${pkgs.exec "pinentry-urxvt.display_screenshot" {
+            filename = "${pkgs.xorg.xwud}/bin/xwud";
+            argv = [
+              cfg.xwud.className
+              "-noclick"
+            ];
+        }} < "$screenshot" &
+        wait_for_screenshot $! && echo $! >>"$displayers"
+      }
+
+      # Wait for the xwud window by trying to intercept the call to munmap().
+      # If it cannot be intercepted within 0.1s, assume that attaching strace
+      # wasn't fast enough or xwud doesn't call munmap() anymore.  In either
+      # case fall back to search the window by class name, assuming there can
+      # be only one per display.
+      wait_for_screenshot() {
+        if ! \
+          ${pkgs.coreutils}/bin/timeout 0.1 \
+          ${pkgs.strace}/bin/strace -p "$1" -e munmap 2>&1 |
+          read -r _
+        then
+          until ${pkgs.xdotool}/bin/xdotool search \
+                    --classname ${mylib.shell.escape cfg.xwud.className}
+          do
+            ${pkgs.coreutils}/bin/sleep 0.1
+          done
+        fi
+      }
+
+      display_screenshot
+
+      ${lib.optionalString (cfg.display != null) /* sh */ ''
+        if test "$DISPLAY" != ${mylib.shell.escape cfg.display}; then
+          export DISPLAY=${mylib.shell.escape cfg.display}
+          display_screenshot
+        fi
+      ''}
+
+      exec 3<&0 4>&1 5>&2
+      ${pkgs.rxvt_unicode}/bin/urxvt \
+        -name ${mylib.shell.escape cfg.appName} \
+        -e ${pkgs.writeDash "pinentry-urxvt-tty" ''
+          set -efu
+          exec 2>&5
+          TTY=$(${pkgs.coreutils}/bin/tty)
+          while read -r line <&3; do
+            case $line in
+              'OPTION ttyname='*)
+                echo "OPTION ttyname=$TTY"
+                ;;
+              *)
+                echo "$line"
+            esac
+          done | ${pkgs.pinentry.tty}/bin/pinentry-tty "$@" >&4
+        ''} \
+        "$@"
+    '';
+  }
diff --git a/pkgs/simple/q/default.nix b/pkgs/simple/q/default.nix
new file mode 100644
index 0000000..03e924e
--- /dev/null
+++ b/pkgs/simple/q/default.nix
@@ -0,0 +1,176 @@
+{ lib
+, pkgs
+}:
+let
+  mylib = import ../../../lib/pure.nix {
+    inherit lib;
+  };
+
+  q-cal = let
+
+    # Maximum width of cal's output.
+    calwidth = 23;
+
+    # Number of space characters between two calendars.
+    hspace = 2;
+
+    # Return number of columns required to print n calenders side by side.
+    need_width = n: assert n >= 1; n * calwidth + (n - 1) * hspace;
+
+  in /* sh */ ''
+    cols=$(${pkgs.ncurses}/bin/tput cols)
+    if test $cols -ge ${toString (need_width 3)}; then
+      ${pkgs.utillinux}/bin/cal --color=always -mw3
+    elif test $cols -ge ${toString (need_width 2)}; then
+      ${pkgs.utillinux}/bin/cal --color=always -mw -n 2
+    elif test $cols -ge ${toString (need_width 1)}; then
+      ${pkgs.utillinux}/bin/cal --color=always -mw1
+    else
+      :
+    fi |
+    ${pkgs.gnused}/bin/sed -r '
+      # dim week numbers
+      s/((^|  )[ 1-5][0-9])(( ..| \[7m..\[27m){7})/\1\3/g
+      # dim month and day names
+      s/^ *[A-Z].*/&/
+      # highlight current date
+      s/\[7m//
+      s/\[27m//
+    '
+  '';
+
+  q-isodate = TZ: color: /* sh */ ''
+    TZ=${mylib.shell.escape TZ} \
+    ${pkgs.coreutils}/bin/date \
+        '+%Y-%m-%dT[;'${mylib.shell.escape color}'m%H:%M:%S%:z'
+  '';
+
+  q-deudate = q-isodate "Europe/Berlin" "38;5;085";
+
+  # Singapore's red is #ED2E38
+  q-sgtdate = q-isodate "Asia/Singapore" "38;2;237;46;56";
+
+  q-thadate = q-isodate "Asia/Bangkok" "38;5;226";
+
+  q-utcdate = q-isodate "UTC" "38;5;065";
+
+  q-gitdir = /* sh */ ''
+    if test -d .git; then
+      #git status --porcelain
+      branch=$(
+        ${pkgs.git}/bin/git branch \
+          | ${pkgs.gnused}/bin/sed -rn 's/^\* (.*)/\1/p'
+      )
+      echo "± $LOGNAME@''${HOSTNAME-$(${pkgs.nettools}/bin/hostname)}:$PWD .git $branch"
+    fi
+  '';
+
+  q-intel_backlight = /* sh */ ''
+    cd /sys/class/backlight/intel_backlight
+    </dev/null exec ${pkgs.gawk}/bin/awk '
+      END {
+        getline actual_brightness < "actual_brightness"
+        getline max_brightness < "max_brightness"
+        getline brightness < "brightness"
+        printf "intel_backlight %d%% %d/%d\n" \
+            , actual_brightness / max_brightness * 100 \
+            , actual_brightness \
+            , max_brightness
+      }
+    '
+  '';
+
+  q-virtualization = /* sh */ ''
+    echo "VT: $(${pkgs.systemd}/bin/systemd-detect-virt)"
+  '';
+
+  q-net = /* sh */ ''
+    for dev in $(
+      ${pkgs.iproute}/bin/ip a |
+      ${pkgs.gnused}/bin/sed -rn 's/^[0-9]+: ([^:]+):.*/\1/p' |
+      ${pkgs.gnugrep}/bin/grep -Ev '^(lo|retiolum|wiregrill)$'
+      # TODO wiregrill ping ni.w, retiolum ping ni.r
+    ); do
+      {
+        inet=$(${pkgs.iproute}/bin/ip addr show $dev \
+          | ${pkgs.gnused}/bin/sed -n '
+              s/.*inet \([0-9]\+\.[0-9]\+\.[0-9]\+\.[0-9]\+\).*/\1/p
+            ')
+        ssid=$(${pkgs.iw}/bin/iw dev $dev link \
+          | ${pkgs.gnused}/bin/sed -n '
+              s/.*\tSSID: \(.*\)/\1/p
+            ')
+        latency=$(
+          /run/wrappers/bin/ping -W .25 -c 1 -I "$dev" ni.i 2>&1 |
+          ${pkgs.gnused}/bin/sed -rn '
+            s/.*time=([0-9.]+).*/online ni=\1/p
+            s/.*Network is unreachable.*/offline/p
+            s/.*100% packet loss.*/offline/p
+          '
+        )
+        echo "$dev''${inet:+ $inet}''${ssid:+ $ssid} $latency"
+      } &
+    done
+    wait
+  '';
+
+  q-thermal_zone = /* sh */ ''
+    for i in /sys/class/thermal/thermal_zone*; do
+      type=$(${pkgs.coreutils}/bin/cat $i/type)
+      temp=$(${pkgs.coreutils}/bin/cat $i/temp)
+      printf '%s %s°C\n' $type $(echo $temp / 1000 | ${pkgs.bc}/bin/bc)
+    done
+  '';
+
+  q-todo = /* sh */ ''
+    TODO_file=$PWD/TODO
+    if test -e "$TODO_file"; then
+      ${pkgs.jq}/bin/jq -Rrs <"$TODO_file" -f ${pkgs.writeJq "q-todo.jq" ''
+        split("\n") | map(
+          (match("^([0-9]+-\\d{2}-\\d{2})\\s+(.*)$").captures | map(.string))
+            as $captures |
+          ($captures[0] | strptime("%Y-%m-%d") | mktime) as $date |
+          $captures[1] as $text |
+
+          select(now >= $date) |
+
+          ($text | test("\\[URGENT]"; "i")) as $urgent |
+          (if $urgent then "38;5;196" else "38;5;208" end) as $sgr |
+          if $urgent then sub("\\s*\\[URGENT]\\s*"; " "; "i") else . end |
+
+          "\u001b[\($sgr)m\(.)\u001b[m"
+        ) |
+        if length == 0 then "nothing to remind" else .[] end
+      ''}
+    else
+      echo "$TODO_file: no such file or directory"
+    fi
+  '';
+
+in
+# bash needed for <(...)
+pkgs.writeBashBin "q" ''
+  set -eu
+  export PATH=/var/empty
+  ${q-cal}
+  ${q-utcdate}
+  ${q-deudate}
+  ${q-sgtdate}
+  (${q-gitdir}) &
+  (${q-intel_backlight}) &
+  ${pkgs.q-power_supply}/bin/q-power_supply &
+  (${q-virtualization}) &
+  (${q-net}) &
+  (${q-thermal_zone}) &
+  wait
+  if test "$PWD" != "$HOME" && test -e "$HOME/TODO"; then
+    TODO_home_entries=$(cd; (${q-todo}) | ${pkgs.coreutils}/bin/wc -l)
+    if test "$TODO_home_entries" = 1; then
+      TODO_format='There is %d entry in ~/TODO'
+    else
+      TODO_format='There are %d entries in ~/TODO'
+    fi
+    printf "\x1b[38;5;238m$TODO_format\x1b[m\n" "$TODO_home_entries"
+  fi
+  (${q-todo}) || :
+''
diff --git a/pkgs/simple/rox-filer.nix b/pkgs/simple/rox-filer.nix
new file mode 100644
index 0000000..b380bdf
--- /dev/null
+++ b/pkgs/simple/rox-filer.nix
@@ -0,0 +1,95 @@
+{ fetchFromGitLab, lib, stdenv
+, autoconf, pkgconfig, libxml2, libSM, shared-mime-info
+, libxslt, docbook_xml_dtd_412, docbook_xsl
+, gtk ? gtk2, gtk2
+}:
+
+stdenv.mkDerivation {
+  pname = "rox-filer";
+  version = "2.11-tv";
+
+  src = fetchFromGitLab {
+    owner = "seirios";
+    repo = "rox-filer";
+    rev = "3c3ad5d85a1ab548574bf450f730886b60092587";
+    sha256 = "0h743zpx1v9rrsaxn0q3nwpq8wkjf6icgzrg8jpqldsphw3ygkhr";
+  };
+
+  nativeBuildInputs = [
+    autoconf
+    docbook_xsl
+    libxslt
+    pkgconfig
+  ];
+
+  buildInputs = [ libxml2 gtk shared-mime-info libSM ];
+
+  # go to the source directory after unpacking the sources
+  setSourceRoot = "export sourceRoot=source/ROX-Filer";
+
+  # patch the main.c to disable the lookup of the APP_DIR environment variable,
+  # which is used to lookup the location for certain images when rox-filer
+  # starts; rather override the location with an absolute path to the directory
+  # where images are stored to prevent having to use a wrapper, which sets the
+  # APP_DIR environment variable prior to starting rox-filer
+  preConfigure = ''
+    (cd src && autoconf)
+    sed -i -e "s:g_strdup(getenv(\"APP_DIR\")):\"$out\":" src/main.c
+    mkdir build
+    cd build
+  '';
+
+  preBuild = ''
+    for f in \
+      ../src/Docs/Manual.xml \
+      ../src/Docs/Manual-fr.xml \
+      ../src/Docs/Manual-it.xml ;
+    do
+      substituteInPlace "$f" \
+          --replace \
+              /usr/share/sgml/docbook/dtd/xml/4.1.2/docbookx.dtd \
+              ${docbook_xml_dtd_412}/xml/dtd/docbook/docbookx.dtd
+    done
+    make -C ../src/Docs MAN=.. || exit 1
+  '';
+
+  configureScript = "../src/configure";
+
+  installPhase = ''
+    mkdir -p "$out"
+    cd ..
+    cp -av Help Messages Options.xml ROX images style.css .DirIcon "$out"
+
+    mkdir -p "$out/share/man/man1"
+    cp -av src/rox.1 "$out/share/man/man1"
+
+    # the main executable
+    mkdir "$out/bin/"
+    cp -v ROX-Filer "$out/bin/rox"
+
+    # mime types
+    mkdir -p "$out/ROX/MIME"
+    cd "$out/ROX/MIME"
+    ln -sv text-x-{diff,patch}.png
+    ln -sv application-x-font-{afm,type1}.png
+    ln -sv application-xml{,-dtd}.png
+    ln -sv application-xml{,-external-parsed-entity}.png
+    ln -sv application-{,rdf+}xml.png
+    ln -sv application-x{ml,-xbel}.png
+    ln -sv application-{x-shell,java}script.png
+    ln -sv application-x-{bzip,xz}-compressed-tar.png
+    ln -sv application-x-{bzip,lzma}-compressed-tar.png
+    ln -sv application-x-{bzip-compressed-tar,lzo}.png
+    ln -sv application-x-{bzip,xz}.png
+    ln -sv application-x-{gzip,lzma}.png
+    ln -sv application-{msword,rtf}.png
+  '';
+
+  meta = with lib; {
+    description = "Fast, lightweight, gtk2 file manager";
+    homepage = "http://rox.sourceforge.net/desktop";
+    license = with licenses; [ gpl2 lgpl2 ];
+    platforms = platforms.linux;
+    maintainers = [ maintainers.eleanor ];
+  };
+}
diff --git a/pkgs/simple/rxvt-unicode-256color-terminfo/default.nix b/pkgs/simple/rxvt-unicode-256color-terminfo/default.nix
new file mode 100644
index 0000000..d2f6f46
--- /dev/null
+++ b/pkgs/simple/rxvt-unicode-256color-terminfo/default.nix
@@ -0,0 +1,16 @@
+# This package is mainly intended for cross-built systems for which we cannot
+# or don't want to build pkgs.rxvt_unicode for some reason.
+#
+# ${./rxvt-unicode-256color.terminfo} was copied from a previously built
+# /run/current-system/sw/share/terminfo/r/rxvt-unicode-256color
+{ runCommand }:
+
+runCommand "rxvt-unicode-256color-terminfo" {} /* sh */ ''
+  mkdir -p $out/nix-support
+  mkdir -p $out/share/terminfo/r
+
+  ln -s ${./rxvt-unicode-256color.terminfo} \
+      $out/share/terminfo/r/rxvt-unicode-256color
+
+  echo "$out" >> $out/nix-support/propagated-user-env-packages
+''
diff --git a/pkgs/simple/rxvt-unicode-256color-terminfo/rxvt-unicode-256color.terminfo b/pkgs/simple/rxvt-unicode-256color-terminfo/rxvt-unicode-256color.terminfo
new file mode 100644
index 0000000..3f43d0d
--- /dev/null
+++ b/pkgs/simple/rxvt-unicode-256color-terminfo/rxvt-unicode-256color.terminfo
diff --git a/pkgs/simple/stardict/default.nix b/pkgs/simple/stardict/default.nix
new file mode 100644
index 0000000..2135cc0
--- /dev/null
+++ b/pkgs/simple/stardict/default.nix
@@ -0,0 +1,235 @@
+{ lib, pkgs }:
+let
+  classicsDictionaries = {
+    Pape = pkgs.fetchzip {
+      url = "http://tovotu.de/data/stardict/pape_gr-de.zip";
+      sha256 = "1kmbdjqinrcxkc6jdyyrq5rl2wzhnrychyynnh91yhrjwjxlh44k";
+    };
+    Woodhouse = pkgs.fetchzip {
+      url = "https://c.krebsco.de/Woodhouse.zip";
+      sha256 = "1dvnc2679yb048q2f3hr2h34acvhan0n3iir6h9ajlrdzz48mlkq";
+      stripRoot = false;
+    };
+    LSJ = pkgs.fetchzip {
+      url = "https://github.com/nikita-moor/latin-dictionary/releases/download/2020-02-14/LiddellScott1940-stardict.zip";
+      sha256 = "13rprgd9jvnhxk9735c91xr6ywr0j5jiwkjnpm3qpvy93isyjbys";
+    };
+    GreekMorphology = pkgs.fetchzip {
+      url = "https://github.com/latin-dict/Morphologia-Graeca/releases/download/v0.5/morphology-mobile-goldendict.oxia.zip";
+      sha256 = "0m75cppjjjmvv18cs7yh9f4p7ckqzxfznnndgkiw3yrfd50k8p96";
+    };
+    Frisk = pkgs.fetchzip {
+      url = "https://github.com/latin-dict/Frisk1960/releases/download/v1.1/Frisk1960-stardict.zip";
+      sha256 = "1rk5a3n3fpfdcmg4bc5945m88s6ldxql8cjn4jqs33rgklh7n046";
+    };
+    Georges-De-Lat = pkgs.fetchzip {
+      url = "http://tovotu.de/data/stardict/georges_de-lat.zip";
+      sha256 = "1gx4vv64bi9lxw2zgd861j469jvw4f2hhfwy1gglb12id8r7rdrl";
+    };
+    Georges-Lat-De = pkgs.fetchzip { # TODO find out why this does not work with sdcv
+      url = "http://tovotu.de/data/stardict/georges_lat-de.zip";
+      sha256 = "0cc5xipn60anxvq8z2mw53d4gi1k92wbrj9m4ws3g9rh87fmkvgz";
+    };
+    LewisShort = pkgs.fetchzip {
+      url = "https://github.com/latin-dict/LewisShort1879/releases/download/v1.3/LewisShort1879-stardict.zip";
+      sha256 = "1y3ans47iv8bzzb1paimdqvcid8ms04ikjbqy3iw077i2js3qbjk";
+    };
+    DoederleinSynonymes = pkgs.fetchzip {
+      url = "https://github.com/latin-dict/Doederlein1874/releases/download/v1.1/Doederlein1875-stardict.zip";
+      sha256 = "0mhik7gjxl8ncr9g5z2l4pfk60k1c5n0gc1w0cnp2x1v6lqvb57h";
+    };
+  };
+
+  englishGermanDictionaries = {
+    Etymonline = pkgs.fetchzip {
+      url = "http://tovotu.de/data/stardict/etymonline.zip";
+      sha256 = "1bjja3n3layfd08xa1r0a6375dxh5zi6hlv7chkhgnx800cx7hxn";
+    };
+    Roget = builtins.fetchTarball {
+      url = "http://download.huzheng.org/bigdict/stardict-Roget_s_II_The_New_Thesaurus_3th_Ed-2.4.2.tar.bz2";
+      sha256 = "1szyny9497bpyyccf9l5kr3bnw0wvl4cnsd0n1zscxpyzlsrqqbz";
+    };
+    JargonFile = builtins.fetchTarball {
+      url = "http://download.huzheng.org/dict.org/stardict-dictd-jargon-2.4.2.tar.bz2";
+      sha256 = "096phar9qpmm0fnaqv5nz8x9lpxwnfj78g4vjfcfyd7kqp7iqla4";
+    };
+    Oxford-Collocations = builtins.fetchTarball {
+      url = "http://download.huzheng.org/bigdict/stardict-Oxford_Collocations_Dictionary_2nd_Ed-2.4.2.tar.bz2";
+      sha256 = "1zkfs0zxkcn21z2lhcabrs77v4ma9hpv7qm119hpyi1d8ajcw07q";
+    };
+    Langenscheidt-Deu-En = builtins.fetchTarball {
+      url = "http://download.huzheng.org/babylon/german/stardict-Handw_rterbuch_Deutsch_Englisc-2.4.2.tar.bz2";
+      sha256 = "12q9i5azq7ylyrpb6jqbaf1rxalc3kzcwjvbinvb0yabdxb80y30";
+    };
+    Langenscheidt-En-Deu = builtins.fetchTarball {
+      url = "http://download.huzheng.org/babylon/german/stardict-Handw_rterbuch_Englisch_Deutsc-2.4.2.tar.bz2";
+      sha256 = "087b05h155j5ldshfgx91pz81h6ijq2zaqjirg7ma8ig3l96zb59";
+    };
+    Duden_Das_Fremdworterbuch = builtins.fetchTarball {
+      url = "http://download.huzheng.org/babylon/german/stardict-Duden_Das_Fremdworterbuch-2.4.2.tar.bz2";
+      sha256 = "1zrcay54ccl031s6dvjwsah5slhanmjab87d81rxlcy8fx0xd8wq";
+    };
+    Duden_De_De = builtins.fetchTarball {
+      url = "http://download.huzheng.org/babylon/german/stardict-Duden_De_De-2.4.2.tar.bz2";
+      sha256 = "1fhay04w5aaj83axfmla2ql34nb60gb05dgv0k94ig7p8x4yxxlf";
+    };
+    ConciseOED = builtins.fetchTarball {
+      url = "http://download.huzheng.org/bigdict/stardict-Concise_Oxford_English_Dictionary-2.4.2.tar.bz2";
+      sha256 = "19kpcxbhqzpmhi94mp48nalgmsh6s7rsx1gb4kwkhirp2pbjcyl7";
+    };
+    # Duden_Rechtschreibung = builtins.fetchTarball {
+    #   url = "http://download.huzheng.org/babylon/german/stardict-Duden_Rechtschreibung-2.4.2.tar.bz2";
+    #   sha256 = "0xiprb45s88w62rn8rlbjrsagbiliay9hszsiy20glwabf6zsfji";
+    # };
+    Duden_Synonym = builtins.fetchTarball {
+      url = "http://download.huzheng.org/babylon/german/stardict-Duden_Synonym-2.4.2.tar.bz2";
+      sha256 = "0cx086zvb86bmz7i8vnsch4cj4fb0cp165g4hig4982zakj6f2jd";
+    };
+    # Duden = builtins.fetchTarball {
+    #   url = "http://download.huzheng.org/de/stardict-duden-2.4.2.tar.bz2";
+    #   sha256 = "049i4ynfqqxykv1nlkyks94mvn14s22qdax5gg7hx1ks5y4xw64j";
+    # };
+    # FreeOnlineDictionaryOfComputing = builtins.fetchTarball {
+    #   url = "http://download.huzheng.org/dict.org/stardict-dictd_www.dict.org_foldoc-2.4.2.tar.bz2";
+    #   sha256 = "1lw2i8dzxpx929cpgvv0x366dnh4drr10wzqmrhcd0kvwglqawgm";
+    # };
+  };
+
+  sanskritDictionaries = {
+    BoehtlingkRoth = pkgs.fetchzip {
+      url = "https://c.krebsco.de/Bohtlingk-and-Roth-Grosses-Petersburger-Worterbuch.zip";
+      sha256 = "13414a8rgd7hd5ffar6nl68nk3ys60wjkgb7m11hp0ahaasmf6ly";
+      stripRoot = false;
+    };
+    MonierWilliams = pkgs.fetchzip {
+      url = "https://c.krebsco.de/mw-cologne.zip";
+      sha256 = "0p99ybxwxmmd94hf035hvm2hhnfy84av7qq79xf28bh2rbx6s9ng";
+      stripRoot = false;
+    };
+    MonierWilliamsEnglish = pkgs.fetchzip {
+      url = "https://c.krebsco.de/mw-english-sanskrit.zip";
+      sha256 = "09a61hhii4b1m2fkrlh4rm2xnlgwrllh84iypbc6wyj00w9jkl3x";
+      stripRoot = false;
+    };
+  };
+
+  swahiliDictionaries = {
+    vickio = pkgs.fetchzip {
+      url = "http://swahili.vickio.net/files/Swahili-English.zip";
+      sha256 = "0m6wkwc83fcim43ijn17lcsda4clkra587gxaz6m59qd0yfwzakw";
+      stripRoot = false;
+    };
+  };
+
+  makeStardictDataDir = dicts: pkgs.linkFarm "dictionaries" (lib.mapAttrsToList (name: path: { inherit name path; }) dicts);
+
+  sdcvPager = pkgs.writeDash "sdcvPager" ''
+    export PATH=${lib.makeBinPath [pkgs.gnused pkgs.ncurses]}
+    sed "
+      s! style=\"color: #...\"!!g;
+      s!<span class=\"zenoTXSpaced\">\([^<>]*\)</span>!\1!g;
+      s!</\?dictionary[^>]*>!!g;
+      s!<style.*</style>!!g;
+      s!<author>\([^<>]*\)</author>!\1 !g;
+      s!<quote lang=\"\(greek\|la\)\">\([^<>]*\)</quote>!$(tput sitm)\2$(tput sgr0)!g;
+      s!<biblScope>\([^<>]*\)</biblScope>!\1!g;
+      s!<mood>\([^<>]*\)</mood>!$(tput sitm)\1$(tput sgr0)!g;
+      s!<adv>\([^<>]*\)</adv>!$(tput sitm)\1$(tput sgr0)!g;
+      s!<gram[^>]*>\([^<>]*\)</gram>!$(tput sitm)\1$(tput sgr0)!g;
+      s!<bibl_title>\([^<>]*\)</bibl_title>!$(tput sitm)\1$(tput sgr0) !g;
+      s!<hi rend=\"ital\">\([^<>]*\)</hi>!$(tput sitm)\1$(tput sgr0) !g;
+      s!<dict_tr>\([^<>]*\)</dict_tr>!$(tput setaf 3)\1$(tput sgr0)!g;
+      s!<headword>\([^<>]*\)</headword>!$(tput bold)\1$(tput sgr0)\t!g;
+      s!</\?a[^>]*>!!g
+      s!</\?[cp]b[^>]*>!!g
+      s!</\?gramGrp[^>]*>!!g
+      s!</\?lbl[^>]*>!!g
+      s!</\?xr[^>]*>!!g
+      s!</\?pron[^>]*>!!g
+      s!</\?gen[^>]*>!!g
+      s!</\?etym[^>]*>!!g
+      s!<foreign[^>]*>!$(tput sitm)!g
+      s!</foreign[^>]*>!$(tput sgr0)!g
+      s!</\?date[^>]*>!!g
+      s!</\?placeName[^>]*>!!g
+      s!</\?itype[^>]*>!!g
+      s!</\?p>!!g
+      s!<input[^>]*>!!g
+      s!</\?orth[^>]*>!!g
+      s!</\?forename[^>]*>!!g
+      s!</\?persName[^>]*>!!g
+      s!</\?surname[^>]*>!!g
+      s!</\?entryFree[^>]*>!!g
+      s!</\?def[^>]*>!!g
+      s!</\?cit[^>]*>!!g
+      s!</\?pos[^>]*>!!g
+      s!</\?usg[^>]*>!!g
+      s!</\?span>!!g
+      s!<bibl[^>]*>!$(tput setaf 245)!g
+      s!</bibl[^>]*>!$(tput sgr0)!g
+      s/<dt>/$(tput bold)/g;
+      s:</dt>:$(tput sgr0):g;
+      s/<dd>/\n/g;
+      s:</dd>::g;
+      s/<[bB]>/$(tput bold)/g;
+      s:</[bB]>:$(tput sgr0):g;
+      s:<[bB][rR]\s*/\?>:\n:g;
+      s:<[iI]>:$(tput sitm):g;
+      s:</[iI]>:$(tput sgr0):g;
+      s:<[uU]>:$(tput smul):g;
+      s:</[uU]>:$(tput sgr0):g;
+      s:<FONT face=[^>]*>::g;
+      s:</FONT>::g;
+      s!<head>\([^<>]*\)</head>!$(tput bold)\1$(tput sgr0)!g;
+      s!<span lang=\"\(gr\|la\)\">\([^<>]*\)</span>!\2!g
+      s#<div style=\"margin-left:1em\">\(.*\)</div>#\\1#g;
+      s:<font color=\"brown\">\([^<>]*\)</font>:$(tput setaf 3)\\1$(tput sgr0):g;
+      s:<font color=\"blue\">\([^<>]*\)</font>:$(tput setaf 4)\\1$(tput sgr0):g;
+      s:<font color=\"red\">\([^<>]*\)</font>:$(tput setaf 1)\\1$(tput sgr0):g;
+      s:<font color=\"darkviolet\">\([^<>]*\)</font>:$(tput setaf 5)\\1$(tput sgr0):g;
+      s:<font color=\"#a0a\">\([^<>]*\)</font>:$(tput bold)\1$(tput sgr0):g
+      s:<font color=\"#838\">\([^<>]*\)</font>:$(tput setaf 3)\1$(tput sgr0):g
+      s:&#x27;:':g
+      s:&lt;:<:g
+      s:&gt;:>:g
+      s:<font color=\"#007000\">\([^<>]*\)</font>:$(tput setaf 2)\\1$(tput sgr0):g;
+      s:<font color=\"#007000\">\([^<>]*\)</font>:$(tput setaf 2)\\1$(tput sgr0):g;
+      s:<font color=#000099>\([^<>]*\)</font>:$(tput setaf 4)\\1$(tput sgr0):g;
+      s:<font color=0000FF>\([^<>]*\)</font>:$(tput bold)\\1$(tput sgr0):g;
+      s:<IMG src=\"223E9A06.bmp\"[^>]*>:ː:g;
+      s:<IMG src=\"502F5DDA.bmp\"[^>]*>::g;
+      s!</\?TABLE>!!g
+      s!</\?TR[^>]*>!!g
+      s!</\?TD>!!g
+      s!</\?FONT[^>]*>!!g
+      s!</\?A[^>]*>!!g
+      s!<SPAN class=\"bsptext\">\([^<>]*\)</SPAN>!$(tput setaf 245)\1$(tput sgr0)!g
+      s!</\?SPAN[^>]*>!!g
+      s! +! !g;
+      s!<div part=\"[^\"]*\">!\n\n&!g
+      s!<sense n=\"\([^\"]*\)\"!\n$(tput setaf 5)\1.$(tput sgr0) &!g;
+      s!</\?sense[^>]*>!!g
+      s!</\?div[^>]*>!!g
+      s!<span lang=\"gr\">!!g # unbalanced in Frisk
+      s!^\s*[0-9])!$(tput setaf 5)&$(tput sgr0)!g
+      s#^\(-->.*\)\$#$(tput bold)\1$(tput sgr0)#
+    "
+  '';
+
+  mkDictBin = name: dicts:
+    pkgs.writers.writeDashBin name ''
+      set -efu
+      export SDCV_PAGER=${toString sdcvPager}
+      exec ${pkgs.sdcv}/bin/sdcv --data-dir ${makeStardictDataDir dicts} "$@"
+    '';
+in
+
+pkgs.symlinkJoin {
+  name = "stardict";
+  paths = [
+    (mkDictBin "sd-classics" classicsDictionaries)
+    (mkDictBin "sd-sanskrit" sanskritDictionaries)
+    (mkDictBin "sd-swahili" swahiliDictionaries)
+    (mkDictBin "sd" englishGermanDictionaries)
+  ];
+}
diff --git a/pkgs/simple/viljetic-pages/default.nix b/pkgs/simple/viljetic-pages/default.nix
new file mode 100644
index 0000000..ee07c92
--- /dev/null
+++ b/pkgs/simple/viljetic-pages/default.nix
@@ -0,0 +1,17 @@
+{ pkgs, stdenv, ... }:
+
+stdenv.mkDerivation {
+  name = "viljetic-pages-0";
+  phases = [
+    "installPhase"
+  ];
+  buildInputs = with pkgs; [
+    imagemagick
+  ];
+  installPhase = ''
+    mkdir -p $out
+    cp ${./index.html} $out/index.html
+    convert ${./logo.xpm} $out/favicon.ico
+    convert ${./logo.xpm} $out/favicon2.png
+  '';
+}
diff --git a/pkgs/simple/viljetic-pages/index.html b/pkgs/simple/viljetic-pages/index.html
new file mode 100644
index 0000000..c268cb9
--- /dev/null
+++ b/pkgs/simple/viljetic-pages/index.html
@@ -0,0 +1,11 @@
+<!DOCTYPE HTML>
+<title>blank page</title>
+<link rel="shortcut icon" href="favicon2.png" type="image/png">
+<i>This page intentionally left blank.</i>
+<!--
+  mailto:tomislav@viljetic.de
+  https://github.com/4z3
+  irc://irc.hackint.org/tv,isnick
+  irc://irc.libera.chat/tv,isnick
+  irc://chat.freenode.net/tv,isnick
+-->
diff --git a/pkgs/simple/viljetic-pages/logo.xpm b/pkgs/simple/viljetic-pages/logo.xpm
new file mode 100644
index 0000000..bb263da
--- /dev/null
+++ b/pkgs/simple/viljetic-pages/logo.xpm
@@ -0,0 +1,24 @@
+/* XPM */
+static char *meh[] = {
+/* columns rows colors chars-per-pixel */
+"16 16 2 1 ",
+"  c black",
+". c None",
+/* pixels */
+"................",
+".    ......    .",
+". .. ...... .. .",
+". .. ...... .. .",
+".    ......    .",
+"................",
+".    .    .    .",
+". .. . .. .    .",
+". .. . .. .    .",
+".    .    .    .",
+"................",
+"......    .    .",
+"......    .    .",
+"......    .    .",
+"......    .    .",
+"................"
+};
diff --git a/pkgs/simple/weechat-tv.nix b/pkgs/simple/weechat-tv.nix
new file mode 100644
index 0000000..17d2863
--- /dev/null
+++ b/pkgs/simple/weechat-tv.nix
@@ -0,0 +1,9 @@
+{ lib, pkgs }:
+
+pkgs.wrapWeechat pkgs.weechat-unwrapped {
+  configure = { availablePlugins, ... }: {
+    scripts = [
+      pkgs.weechatScripts.weechat-matrix
+    ];
+  };
+}
diff --git a/pkgs/simple/xdpytools/default.nix b/pkgs/simple/xdpytools/default.nix
new file mode 100644
index 0000000..7d1ee07
--- /dev/null
+++ b/pkgs/simple/xdpytools/default.nix
@@ -0,0 +1,31 @@
+{ lib, pkgs }:
+
+let
+  install = name: { path }: /* sh */ ''
+    (
+      mkdir -p $out/bin
+      touch $out/bin/${name}
+      chmod +x $out/bin/${name}
+      exec >$out/bin/${name}
+
+      echo '#! ${pkgs.dash}/bin/dash'
+      echo export PATH=${lib.makeBinPath path}
+      sed 1d ${./src + "/${name}"}
+    )
+  '';
+in
+
+pkgs.runCommand "xdpytools" {}
+  (toString
+    (lib.mapAttrsToList install {
+      xdpychvt.path = [
+        "$out"
+        "/run/wrappers/'$LOGNAME'"
+        "/run/wrappers"
+      ];
+      xdpysel.path = [
+        "$out"
+        pkgs.findutils
+        pkgs.jq
+      ];
+    }))
diff --git a/pkgs/simple/xdpytools/src/xdpychvt b/pkgs/simple/xdpytools/src/xdpychvt
new file mode 100755
index 0000000..84c1907
--- /dev/null
+++ b/pkgs/simple/xdpytools/src/xdpychvt
@@ -0,0 +1,11 @@
+#! /bin/sh
+# usage: xdpychvt {prev,next}
+# Changes to the VT based on the selected X display.
+#
+# This allows switching between X servers when display names and VT numbers
+# correlate.  A more sophisticated tool would try to determine the correct VT
+# by e.g. looking at /proc, but this might not possible when e.g.  using
+# security.hideProcessInformation.
+#
+
+chvt "$(xdpysel "$1")"
diff --git a/pkgs/simple/xdpytools/src/xdpysel b/pkgs/simple/xdpytools/src/xdpysel
new file mode 100755
index 0000000..e080155
--- /dev/null
+++ b/pkgs/simple/xdpytools/src/xdpysel
@@ -0,0 +1,49 @@
+#! /bin/sh
+# usage: xdpysel {prev,next}
+# Print the number of the selected X display.
+
+find /tmp/.X11-unix -mindepth 1 -maxdepth 1 |
+jq -Rrs --arg command "$1" '
+  (
+    split("\n") |
+    map(
+      select(.!="") |
+      match("^.*/X([0-9]+)$").captures[0].string |
+      tonumber
+    )
+  )
+    as $all_displays |
+
+  (
+    env.DISPLAY |
+    match("^:([0-9]+)(?:[.][0-9]+)?$").captures[0].string |
+    tonumber
+  )
+    as $current_display |
+
+  ($all_displays | length) as $all_displays_count |
+
+  ($all_displays|index($current_display))
+    as $current_index |
+
+  (($current_index + 1) % $all_displays_count)
+    as $next_index |
+
+  (($all_displays_count + $current_index - 1) % $all_displays_count)
+    as $prev_index |
+
+  $all_displays[$prev_index] as $prev_display |
+  $all_displays[$next_index] as $next_display |
+
+  {
+    prev: $prev_display,
+    next: $next_display,
+  }[$command]
+    as $result |
+
+  if $result | type == "number" then
+    $result
+  else
+    "xdpysel: bad argument: \($command)\n" | halt_error(-1)
+  end
+'
diff --git a/pkgs/simple/xkiller.nix b/pkgs/simple/xkiller.nix
new file mode 100644
index 0000000..8d8f016
--- /dev/null
+++ b/pkgs/simple/xkiller.nix
@@ -0,0 +1,25 @@
+{ pkgs }:
+pkgs.writeDash "xkiller" ''
+  set -efu
+  exec >&2
+  ${pkgs.iproute}/bin/ss -lp src unix:/tmp/.X11-unix/X* |
+  ${pkgs.gnused}/bin/sed -n '
+    s|.*/tmp/.X11-unix/X\([0-9]\+\)\>.*("X[^"]*",pid=\([0-9]\+\)\>.*|\1 \2|p
+  ' |
+  while read -r display pid; do
+    {
+      exit_code=$(
+        DISPLAY=:$display ${pkgs.coreutils}/bin/timeout 1 \
+            ${pkgs.xorg.xset}/bin/xset q >/dev/null 2>&1 &&
+            echo 0 || echo $?
+      )
+      if test $exit_code = 124; then
+        echo "X on display :$display is locked up; killing PID $pid..."
+        ${pkgs.coreutils}/bin/kill -SIGKILL "$pid"
+      else
+        echo "X on display :$display is healthy"
+      fi
+    } &
+  done
+  wait
+''
diff --git a/pkgs/simple/xtoggledpms.nix b/pkgs/simple/xtoggledpms.nix
new file mode 100644
index 0000000..d164ad7
--- /dev/null
+++ b/pkgs/simple/xtoggledpms.nix
@@ -0,0 +1,16 @@
+{ pkgs }:
+
+let
+  grep = "${pkgs.gnugrep}/bin/grep";
+  xset = "${pkgs.xorg.xset}/bin/xset";
+in
+
+pkgs.writeDashBin "xtoggledpms" ''
+  # usage: xtoggledpms
+  set -efu
+  if ${xset} q | ${grep} -qF 'DPMS is Disabled'; then
+    ${xset} dpms force off
+  else
+    ${xset} s off -dpms
+  fi
+''