diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -1711,6 +1711,7 @@
     'PhabricatorAccessControlTestCase' => 'applications/base/controller/__tests__/PhabricatorAccessControlTestCase.php',
     'PhabricatorAccessLog' => 'infrastructure/log/PhabricatorAccessLog.php',
     'PhabricatorAccessLogConfigOptions' => 'applications/config/option/PhabricatorAccessLogConfigOptions.php',
+    'PhabricatorAccessibilitySetting' => 'applications/settings/setting/PhabricatorAccessibilitySetting.php',
     'PhabricatorAccountSettingsPanel' => 'applications/settings/panel/PhabricatorAccountSettingsPanel.php',
     'PhabricatorActionListView' => 'view/layout/PhabricatorActionListView.php',
     'PhabricatorActionView' => 'view/layout/PhabricatorActionView.php',
@@ -2373,6 +2374,8 @@
     'PhabricatorEditPage' => 'applications/transactions/editengine/PhabricatorEditPage.php',
     'PhabricatorEditType' => 'applications/transactions/edittype/PhabricatorEditType.php',
     'PhabricatorEditor' => 'infrastructure/PhabricatorEditor.php',
+    'PhabricatorEditorMultipleSetting' => 'applications/settings/setting/PhabricatorEditorMultipleSetting.php',
+    'PhabricatorEditorSetting' => 'applications/settings/setting/PhabricatorEditorSetting.php',
     'PhabricatorElasticFulltextStorageEngine' => 'applications/search/fulltextstorage/PhabricatorElasticFulltextStorageEngine.php',
     'PhabricatorElasticSearchSetupCheck' => 'applications/config/check/PhabricatorElasticSearchSetupCheck.php',
     'PhabricatorEmailAddressesSettingsPanel' => 'applications/settings/panel/PhabricatorEmailAddressesSettingsPanel.php',
@@ -2732,6 +2735,8 @@
     'PhabricatorMetaMTASendGridReceiveController' => 'applications/metamta/controller/PhabricatorMetaMTASendGridReceiveController.php',
     'PhabricatorMetaMTAWorker' => 'applications/metamta/PhabricatorMetaMTAWorker.php',
     'PhabricatorMetronomicTriggerClock' => 'infrastructure/daemon/workers/clock/PhabricatorMetronomicTriggerClock.php',
+    'PhabricatorMonospacedFontSetting' => 'applications/settings/setting/PhabricatorMonospacedFontSetting.php',
+    'PhabricatorMonospacedTextareasSetting' => 'applications/settings/setting/PhabricatorMonospacedTextareasSetting.php',
     'PhabricatorMotivatorProfilePanel' => 'applications/search/profilepanel/PhabricatorMotivatorProfilePanel.php',
     'PhabricatorMultiColumnUIExample' => 'applications/uiexample/examples/PhabricatorMultiColumnUIExample.php',
     'PhabricatorMultiFactorSettingsPanel' => 'applications/settings/panel/PhabricatorMultiFactorSettingsPanel.php',
@@ -3463,6 +3468,7 @@
     'PhabricatorStorageSetupCheck' => 'applications/config/check/PhabricatorStorageSetupCheck.php',
     'PhabricatorStreamingProtocolAdapter' => 'infrastructure/daemon/bot/adapter/PhabricatorStreamingProtocolAdapter.php',
     'PhabricatorStringListEditField' => 'applications/transactions/editfield/PhabricatorStringListEditField.php',
+    'PhabricatorStringSetting' => 'applications/settings/setting/PhabricatorStringSetting.php',
     'PhabricatorSubscribableInterface' => 'applications/subscriptions/interface/PhabricatorSubscribableInterface.php',
     'PhabricatorSubscribedToObjectEdgeType' => 'applications/transactions/edges/PhabricatorSubscribedToObjectEdgeType.php',
     'PhabricatorSubscribersEditField' => 'applications/transactions/editfield/PhabricatorSubscribersEditField.php',
@@ -3522,6 +3528,7 @@
     'PhabricatorTimeGuard' => 'infrastructure/time/PhabricatorTimeGuard.php',
     'PhabricatorTimeTestCase' => 'infrastructure/time/__tests__/PhabricatorTimeTestCase.php',
     'PhabricatorTimezoneSetupCheck' => 'applications/config/check/PhabricatorTimezoneSetupCheck.php',
+    'PhabricatorTitleGlyphsSetting' => 'applications/settings/setting/PhabricatorTitleGlyphsSetting.php',
     'PhabricatorToken' => 'applications/tokens/storage/PhabricatorToken.php',
     'PhabricatorTokenController' => 'applications/tokens/controller/PhabricatorTokenController.php',
     'PhabricatorTokenCount' => 'applications/tokens/storage/PhabricatorTokenCount.php',
@@ -6137,6 +6144,7 @@
     'PhabricatorAccessControlTestCase' => 'PhabricatorTestCase',
     'PhabricatorAccessLog' => 'Phobject',
     'PhabricatorAccessLogConfigOptions' => 'PhabricatorApplicationConfigOptions',
+    'PhabricatorAccessibilitySetting' => 'PhabricatorSelectSetting',
     'PhabricatorAccountSettingsPanel' => 'PhabricatorSettingsPanel',
     'PhabricatorActionListView' => 'AphrontView',
     'PhabricatorActionView' => 'AphrontView',
@@ -6914,6 +6922,8 @@
     'PhabricatorEditPage' => 'Phobject',
     'PhabricatorEditType' => 'Phobject',
     'PhabricatorEditor' => 'Phobject',
+    'PhabricatorEditorMultipleSetting' => 'PhabricatorSelectSetting',
+    'PhabricatorEditorSetting' => 'PhabricatorStringSetting',
     'PhabricatorElasticFulltextStorageEngine' => 'PhabricatorFulltextStorageEngine',
     'PhabricatorElasticSearchSetupCheck' => 'PhabricatorSetupCheck',
     'PhabricatorEmailAddressesSettingsPanel' => 'PhabricatorSettingsPanel',
@@ -7318,6 +7328,8 @@
     'PhabricatorMetaMTASendGridReceiveController' => 'PhabricatorMetaMTAController',
     'PhabricatorMetaMTAWorker' => 'PhabricatorWorker',
     'PhabricatorMetronomicTriggerClock' => 'PhabricatorTriggerClock',
+    'PhabricatorMonospacedFontSetting' => 'PhabricatorStringSetting',
+    'PhabricatorMonospacedTextareasSetting' => 'PhabricatorSelectSetting',
     'PhabricatorMotivatorProfilePanel' => 'PhabricatorProfilePanel',
     'PhabricatorMultiColumnUIExample' => 'PhabricatorUIExample',
     'PhabricatorMultiFactorSettingsPanel' => 'PhabricatorSettingsPanel',
@@ -8204,6 +8216,7 @@
     'PhabricatorStorageSetupCheck' => 'PhabricatorSetupCheck',
     'PhabricatorStreamingProtocolAdapter' => 'PhabricatorProtocolAdapter',
     'PhabricatorStringListEditField' => 'PhabricatorEditField',
+    'PhabricatorStringSetting' => 'PhabricatorSetting',
     'PhabricatorSubscribedToObjectEdgeType' => 'PhabricatorEdgeType',
     'PhabricatorSubscribersEditField' => 'PhabricatorTokenizerEditField',
     'PhabricatorSubscribersQuery' => 'PhabricatorQuery',
@@ -8262,6 +8275,7 @@
     'PhabricatorTimeGuard' => 'Phobject',
     'PhabricatorTimeTestCase' => 'PhabricatorTestCase',
     'PhabricatorTimezoneSetupCheck' => 'PhabricatorSetupCheck',
+    'PhabricatorTitleGlyphsSetting' => 'PhabricatorSelectSetting',
     'PhabricatorToken' => array(
       'PhabricatorTokenDAO',
       'PhabricatorPolicyInterface',
diff --git a/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php b/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
--- a/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
+++ b/src/applications/celerity/postprocessor/CelerityDefaultPostprocessor.php
@@ -10,7 +10,7 @@
   }
 
   public function getPostprocessorName() {
-    return pht('Use Default Colors');
+    return pht('Use Standard Colors');
   }
 
   public function buildDefaultPostprocessor() {
diff --git a/src/applications/settings/setting/PhabricatorAccessibilitySetting.php b/src/applications/settings/setting/PhabricatorAccessibilitySetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorAccessibilitySetting.php
@@ -0,0 +1,39 @@
+<?php
+
+final class PhabricatorAccessibilitySetting
+  extends PhabricatorSelectSetting {
+
+  const SETTINGKEY = 'resource-postprocessor';
+
+  public function getSettingName() {
+    return pht('Accessibility');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      'If you have difficulty reading the Phabricator UI, these settings '.
+      'may make Phabricator more accessible.');
+  }
+
+  public function getSettingDefaultValue() {
+    return CelerityDefaultPostprocessor::POSTPROCESSOR_KEY;
+  }
+
+  protected function getSelectOptions() {
+    $postprocessor_map = CelerityPostprocessor::getAllPostprocessors();
+
+    $postprocessor_map = mpull($postprocessor_map, 'getPostprocessorName');
+    asort($postprocessor_map);
+
+    $postprocessor_order = array(
+      CelerityDefaultPostprocessor::POSTPROCESSOR_KEY,
+    );
+
+    $postprocessor_map = array_select_keys(
+      $postprocessor_map,
+      $postprocessor_order) + $postprocessor_map;
+
+    return $postprocessor_map;
+  }
+
+}
diff --git a/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php b/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorEditorMultipleSetting.php
@@ -0,0 +1,32 @@
+<?php
+
+final class PhabricatorEditorMultipleSetting
+  extends PhabricatorSelectSetting {
+
+  const SETTINGKEY = 'multiedit';
+
+  const VALUE_SPACES = 'spaces';
+  const VALUE_SINGLE = 'disable';
+
+  public function getSettingName() {
+    return pht('Edit Mulitple Files');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      'Some editors support opening multiple files with a single URI. You '.
+      'can specify the behavior of your editor here.');
+  }
+
+  public function getSettingDefaultValue() {
+    return self::VALUE_SPACES;
+  }
+
+  protected function getSelectOptions() {
+    return array(
+      self::VALUE_SPACES => pht('Supported, Separated by Spaces'),
+      self::VALUE_SINGLE => pht('Not Supported'),
+    );
+  }
+
+}
diff --git a/src/applications/settings/setting/PhabricatorEditorSetting.php b/src/applications/settings/setting/PhabricatorEditorSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorEditorSetting.php
@@ -0,0 +1,33 @@
+<?php
+
+final class PhabricatorEditorSetting
+  extends PhabricatorStringSetting {
+
+  const SETTINGKEY = 'editor';
+
+  public function getSettingName() {
+    return pht('Editor Link');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      "Many text editors can be configured as URI handlers for special ".
+      "protocols like `editor://`. If you have such an editor, Phabricator ".
+      "can generate links that you can click to open files locally.".
+      "\n\n".
+      "These special variables are supported:".
+      "\n\n".
+      "| Value | Replaced With |\n".
+      "|-------|---------------|\n".
+      "| `%%f`  | Filename |\n".
+      "| `%%l`  | Line Number |\n".
+      "| `%%r`  | Repository Callsign |\n".
+      "| `%%%%`  | Literal `%%` |\n".
+      "\n\n".
+      "For complete instructions on editor configuration, ".
+      "see **[[ %s | %s ]]**.",
+      PhabricatorEnv::getDoclink('User Guide: Configuring an External Editor'),
+      pht('User Guide: Configuring an External Editor'));
+  }
+
+}
diff --git a/src/applications/settings/setting/PhabricatorMonospacedFontSetting.php b/src/applications/settings/setting/PhabricatorMonospacedFontSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorMonospacedFontSetting.php
@@ -0,0 +1,40 @@
+<?php
+
+final class PhabricatorMonospacedFontSetting
+  extends PhabricatorStringSetting {
+
+  const SETTINGKEY = 'monospaced';
+
+  public function getSettingName() {
+    return pht('Monospaced Font');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      'You can customize the font used when showing monospaced text, '.
+      'including source code. You should enter a valid CSS font declaration '.
+      'like: `13px Consolas`');
+  }
+
+  public function validateTransactionValue($value) {
+    if (!strlen($value)) {
+      return;
+    }
+
+    $filtered = self::filterMonospacedCSSRule($value);
+    if ($filtered !== $value) {
+      throw new Exception(
+        pht(
+          'Monospaced font value "%s" is unsafe. You may only enter '.
+          'letters, numbers, spaces, commas, periods, forward slashes '.
+          'and double quotes.',
+          $value));
+    }
+  }
+
+  public static function filterMonospacedCSSRule($monospaced) {
+    // Prevent the user from doing dangerous things.
+    return preg_replace('([^a-z0-9 ,"./]+)i', '', $monospaced);
+  }
+
+}
diff --git a/src/applications/settings/setting/PhabricatorMonospacedTextareasSetting.php b/src/applications/settings/setting/PhabricatorMonospacedTextareasSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorMonospacedTextareasSetting.php
@@ -0,0 +1,34 @@
+<?php
+
+final class PhabricatorMonospacedTextareasSetting
+  extends PhabricatorSelectSetting {
+
+  const SETTINGKEY = 'monospaced-textareas';
+
+  const VALUE_TEXT_VARIABLE_WIDTH = 'disabled';
+  const VALUE_TEXT_MONOSPACED = 'enabled';
+
+  public function getSettingName() {
+    return pht('Monospaced Textareas');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      'You can choose to use either a monospaced or variable-width font '.
+      'in textareas in the UI. Textareas are used for editing descriptions '.
+      'and writing comments, among other things.');
+  }
+
+  public function getSettingDefaultValue() {
+    return self::VALUE_TEXT_VARIABLE_WIDTH;
+  }
+
+  protected function getSelectOptions() {
+    return array(
+      self::VALUE_TEXT_VARIABLE_WIDTH => pht('Use Variable-Width Font'),
+      self::VALUE_TEXT_MONOSPACED => pht('Use Monospaced Font'),
+    );
+  }
+
+
+}
diff --git a/src/applications/settings/setting/PhabricatorStringSetting.php b/src/applications/settings/setting/PhabricatorStringSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorStringSetting.php
@@ -0,0 +1,18 @@
+<?php
+
+abstract class PhabricatorStringSetting
+  extends PhabricatorSetting {
+
+  final protected function newCustomEditField($object) {
+    return $this->newEditField($object, new PhabricatorTextEditField());
+  }
+
+  public function getTransactionNewValue($value) {
+    if (!strlen($value)) {
+      return null;
+    }
+
+    return (string)$value;
+  }
+
+}
diff --git a/src/applications/settings/setting/PhabricatorTitleGlyphsSetting.php b/src/applications/settings/setting/PhabricatorTitleGlyphsSetting.php
new file mode 100644
--- /dev/null
+++ b/src/applications/settings/setting/PhabricatorTitleGlyphsSetting.php
@@ -0,0 +1,33 @@
+<?php
+
+final class PhabricatorTitleGlyphsSetting
+  extends PhabricatorSelectSetting {
+
+  const SETTINGKEY = 'titles';
+
+  const VALUE_TITLE_GLYPHS = 'glyph';
+  const VALUE_TITLE_TEXT = 'text';
+
+  public function getSettingName() {
+    return pht('Page Titles');
+  }
+
+  protected function getControlInstructions() {
+    return pht(
+      'Phabricator uses unicode glyphs in page titles to provide a compact '.
+      'representation of the current application. You can substitute plain '.
+      'text instead if these glyphs do not display on your system.');
+  }
+
+  public function getSettingDefaultValue() {
+    return self::VALUE_TITLE_GLYPHS;
+  }
+
+  protected function getSelectOptions() {
+    return array(
+      self::VALUE_TITLE_GLYPHS => pht("Use Unicode Glyphs: \xE2\x9A\x99"),
+      self::VALUE_TITLE_TEXT => pht('Use Plain Text: [Differential]'),
+    );
+  }
+
+}
diff --git a/src/view/page/PhabricatorStandardPageView.php b/src/view/page/PhabricatorStandardPageView.php
--- a/src/view/page/PhabricatorStandardPageView.php
+++ b/src/view/page/PhabricatorStandardPageView.php
@@ -374,7 +374,7 @@
       // We can't print this normally because escaping quotation marks will
       // break the CSS. Instead, filter it strictly and then mark it as safe.
       $monospaced = new PhutilSafeHTML(
-        PhabricatorUserPreferences::filterMonospacedCSSRule(
+        PhabricatorMonospacedFontSetting::filterMonospacedCSSRule(
           $monospaced));
 
       $font_css = hsprintf(