diff --git a/resources/sprite/login_1x/Amazon.png b/resources/sprite/login_1x/Amazon.png
new file mode 100644
index 0000000000..1b70b07863
Binary files /dev/null and b/resources/sprite/login_1x/Amazon.png differ
diff --git a/resources/sprite/login_1x/Asana.png b/resources/sprite/login_1x/Asana.png
new file mode 100644
index 0000000000..812ef52f7d
Binary files /dev/null and b/resources/sprite/login_1x/Asana.png differ
diff --git a/resources/sprite/login_1x/Disqus.png b/resources/sprite/login_1x/Disqus.png
new file mode 100644
index 0000000000..0c6b7a1095
Binary files /dev/null and b/resources/sprite/login_1x/Disqus.png differ
diff --git a/resources/sprite/login_1x/Dropbox.png b/resources/sprite/login_1x/Dropbox.png
new file mode 100644
index 0000000000..dd5c24764c
Binary files /dev/null and b/resources/sprite/login_1x/Dropbox.png differ
diff --git a/resources/sprite/login_1x/Facebook.png b/resources/sprite/login_1x/Facebook.png
new file mode 100644
index 0000000000..252a018177
Binary files /dev/null and b/resources/sprite/login_1x/Facebook.png differ
diff --git a/resources/sprite/login_1x/Generic.png b/resources/sprite/login_1x/Generic.png
new file mode 100644
index 0000000000..21963932f7
Binary files /dev/null and b/resources/sprite/login_1x/Generic.png differ
diff --git a/resources/sprite/login_1x/Github.png b/resources/sprite/login_1x/Github.png
new file mode 100644
index 0000000000..c7dfa948ee
Binary files /dev/null and b/resources/sprite/login_1x/Github.png differ
diff --git a/resources/sprite/login_1x/Google.png b/resources/sprite/login_1x/Google.png
new file mode 100644
index 0000000000..bad6db7fcb
Binary files /dev/null and b/resources/sprite/login_1x/Google.png differ
diff --git a/resources/sprite/login_1x/HTTP.png b/resources/sprite/login_1x/HTTP.png
new file mode 100644
index 0000000000..22c1fcedb9
Binary files /dev/null and b/resources/sprite/login_1x/HTTP.png differ
diff --git a/resources/sprite/login_1x/LDAP.png b/resources/sprite/login_1x/LDAP.png
new file mode 100644
index 0000000000..1abc9e8e47
Binary files /dev/null and b/resources/sprite/login_1x/LDAP.png differ
diff --git a/resources/sprite/login_1x/Linkedin.png b/resources/sprite/login_1x/Linkedin.png
new file mode 100644
index 0000000000..3ef9daa9c0
Binary files /dev/null and b/resources/sprite/login_1x/Linkedin.png differ
diff --git a/resources/sprite/login_1x/Openid.png b/resources/sprite/login_1x/Openid.png
new file mode 100644
index 0000000000..71571c35aa
Binary files /dev/null and b/resources/sprite/login_1x/Openid.png differ
diff --git a/resources/sprite/login_1x/Phabricator.png b/resources/sprite/login_1x/Phabricator.png
new file mode 100644
index 0000000000..865a4866b6
Binary files /dev/null and b/resources/sprite/login_1x/Phabricator.png differ
diff --git a/resources/sprite/login_1x/Twitter.png b/resources/sprite/login_1x/Twitter.png
new file mode 100644
index 0000000000..f57645b166
Binary files /dev/null and b/resources/sprite/login_1x/Twitter.png differ
diff --git a/resources/sprite/login_1x/Yahoo.png b/resources/sprite/login_1x/Yahoo.png
new file mode 100644
index 0000000000..51703e34e3
Binary files /dev/null and b/resources/sprite/login_1x/Yahoo.png differ
diff --git a/resources/sprite/login_2x/Amazon.png b/resources/sprite/login_2x/Amazon.png
new file mode 100644
index 0000000000..db0ddbca45
Binary files /dev/null and b/resources/sprite/login_2x/Amazon.png differ
diff --git a/resources/sprite/login_2x/Asana.png b/resources/sprite/login_2x/Asana.png
new file mode 100644
index 0000000000..36cae4b6d1
Binary files /dev/null and b/resources/sprite/login_2x/Asana.png differ
diff --git a/resources/sprite/login_2x/Disqus.png b/resources/sprite/login_2x/Disqus.png
new file mode 100644
index 0000000000..c4ad2a7a1c
Binary files /dev/null and b/resources/sprite/login_2x/Disqus.png differ
diff --git a/resources/sprite/login_2x/Dropbox.png b/resources/sprite/login_2x/Dropbox.png
new file mode 100644
index 0000000000..81105f70a8
Binary files /dev/null and b/resources/sprite/login_2x/Dropbox.png differ
diff --git a/resources/sprite/login_2x/Facebook.png b/resources/sprite/login_2x/Facebook.png
new file mode 100644
index 0000000000..11ed70826d
Binary files /dev/null and b/resources/sprite/login_2x/Facebook.png differ
diff --git a/resources/sprite/login_2x/Generic.png b/resources/sprite/login_2x/Generic.png
new file mode 100644
index 0000000000..49e4af00dc
Binary files /dev/null and b/resources/sprite/login_2x/Generic.png differ
diff --git a/resources/sprite/login_2x/Github.png b/resources/sprite/login_2x/Github.png
new file mode 100644
index 0000000000..414a1f8f01
Binary files /dev/null and b/resources/sprite/login_2x/Github.png differ
diff --git a/resources/sprite/login_2x/Google.png b/resources/sprite/login_2x/Google.png
new file mode 100644
index 0000000000..8f0820ba8e
Binary files /dev/null and b/resources/sprite/login_2x/Google.png differ
diff --git a/resources/sprite/login_2x/HTTP.png b/resources/sprite/login_2x/HTTP.png
new file mode 100644
index 0000000000..0dee976db1
Binary files /dev/null and b/resources/sprite/login_2x/HTTP.png differ
diff --git a/resources/sprite/login_2x/LDAP.png b/resources/sprite/login_2x/LDAP.png
new file mode 100644
index 0000000000..060cab2ab2
Binary files /dev/null and b/resources/sprite/login_2x/LDAP.png differ
diff --git a/resources/sprite/login_2x/Linkedin.png b/resources/sprite/login_2x/Linkedin.png
new file mode 100644
index 0000000000..e8acef97ca
Binary files /dev/null and b/resources/sprite/login_2x/Linkedin.png differ
diff --git a/resources/sprite/login_2x/Openid.png b/resources/sprite/login_2x/Openid.png
new file mode 100644
index 0000000000..cd3b04d999
Binary files /dev/null and b/resources/sprite/login_2x/Openid.png differ
diff --git a/resources/sprite/login_2x/Phabricator.png b/resources/sprite/login_2x/Phabricator.png
new file mode 100644
index 0000000000..e3c92532a9
Binary files /dev/null and b/resources/sprite/login_2x/Phabricator.png differ
diff --git a/resources/sprite/login_2x/Twitter.png b/resources/sprite/login_2x/Twitter.png
new file mode 100644
index 0000000000..7f3b1ebe6e
Binary files /dev/null and b/resources/sprite/login_2x/Twitter.png differ
diff --git a/resources/sprite/login_2x/Yahoo.png b/resources/sprite/login_2x/Yahoo.png
new file mode 100644
index 0000000000..511742369d
Binary files /dev/null and b/resources/sprite/login_2x/Yahoo.png differ
diff --git a/resources/sprite/manifest/login.json b/resources/sprite/manifest/login.json
new file mode 100644
index 0000000000..03516e3486
--- /dev/null
+++ b/resources/sprite/manifest/login.json
@@ -0,0 +1,86 @@
+{
+  "version" : 1,
+  "sprites" : {
+    "login_Amazon"      : {
+      "name" : "login_Amazon",
+      "rule" : ".login_Amazon",
+      "hash" : "5961e41c525ef46c88558616fcf23272"
+    },
+    "login_Asana"       : {
+      "name" : "login_Asana",
+      "rule" : ".login_Asana",
+      "hash" : "30df492eab339fa64c9ae9b21bb46a18"
+    },
+    "login_Disqus"      : {
+      "name" : "login_Disqus",
+      "rule" : ".login_Disqus",
+      "hash" : "5f46ac50a5d9d13245971c298f49e13b"
+    },
+    "login_Dropbox"     : {
+      "name" : "login_Dropbox",
+      "rule" : ".login_Dropbox",
+      "hash" : "572ab36301762414365b68c0bc185ac5"
+    },
+    "login_Facebook"    : {
+      "name" : "login_Facebook",
+      "rule" : ".login_Facebook",
+      "hash" : "2b1511f5b4d12076dd9086d1bb187b28"
+    },
+    "login_Generic"     : {
+      "name" : "login_Generic",
+      "rule" : ".login_Generic",
+      "hash" : "60d75c38668ffd6eea91a40e66186601"
+    },
+    "login_Github"      : {
+      "name" : "login_Github",
+      "rule" : ".login_Github",
+      "hash" : "633696beb8c1eaac642ce4955be917d8"
+    },
+    "login_Google"      : {
+      "name" : "login_Google",
+      "rule" : ".login_Google",
+      "hash" : "b7d3962a31df1e6c13e0a3c97c08f11d"
+    },
+    "login_HTTP"        : {
+      "name" : "login_HTTP",
+      "rule" : ".login_HTTP",
+      "hash" : "6fcf0f666c0f6f1e1cd8f397b41ed176"
+    },
+    "login_LDAP"        : {
+      "name" : "login_LDAP",
+      "rule" : ".login_LDAP",
+      "hash" : "5b4e01ddf35cd40c8f061c90abc89b6c"
+    },
+    "login_Linkedin"    : {
+      "name" : "login_Linkedin",
+      "rule" : ".login_Linkedin",
+      "hash" : "0dd89825046fa4fd0fe402aa2cd55fd1"
+    },
+    "login_Openid"      : {
+      "name" : "login_Openid",
+      "rule" : ".login_Openid",
+      "hash" : "9267ffbb8d4e6dee409c4d8fa2d50c0a"
+    },
+    "login_Phabricator" : {
+      "name" : "login_Phabricator",
+      "rule" : ".login_Phabricator",
+      "hash" : "fad258eb347a1ccf5800b0ee2d8e6e49"
+    },
+    "login_Twitter"     : {
+      "name" : "login_Twitter",
+      "rule" : ".login_Twitter",
+      "hash" : "0b64983507a720b365474b778a966bab"
+    },
+    "login_Yahoo"       : {
+      "name" : "login_Yahoo",
+      "rule" : ".login_Yahoo",
+      "hash" : "1cc6fceee294045fe6d1c1d3aa31d2c1"
+    }
+  },
+  "scales"  : [
+    1,
+    2
+  ],
+  "header"  : "\/**\n * @provides sprite-login-css\n * @generated\n *\/\n\n.sprite-login {\n  background-image: url(\/rsrc\/image\/sprite-login.png);\n  background-repeat: no-repeat;\n}\n\n@media\nonly screen and (min-device-pixel-ratio: 1.5),\nonly screen and (-webkit-min-device-pixel-ratio: 1.5) {\n  .sprite-login {\n    background-image: url(\/rsrc\/image\/sprite-login-X2.png);\n    background-size: {X}px {Y}px;\n  }\n}\n",
+  "type"    : "standard"
+}
diff --git a/scripts/celerity/generate_sprites.php b/scripts/celerity/generate_sprites.php
index 2eb0b08033..b2081a0af2 100755
--- a/scripts/celerity/generate_sprites.php
+++ b/scripts/celerity/generate_sprites.php
@@ -38,6 +38,7 @@ $sheets = array(
   'tokens' => $generator->buildTokenSheet(),
   'docs' => $generator->buildDocsSheet(),
   'gradient' => $generator->buildGradientSheet(),
+  'login' => $generator->buildLoginSheet(),
 );
 
 list($err) = exec_manual('optipng');
diff --git a/src/__celerity_resource_map__.php b/src/__celerity_resource_map__.php
index 7613122d95..2f7bf0a307 100644
--- a/src/__celerity_resource_map__.php
+++ b/src/__celerity_resource_map__.php
@@ -623,6 +623,20 @@ celerity_register_resource_map(array(
     'disk' => '/rsrc/image/sprite-icons.png',
     'type' => 'png',
   ),
+  '/rsrc/image/sprite-login-X2.png' =>
+  array(
+    'hash' => '0836f6f5ae0f181d32814811998c84ce',
+    'uri' => '/res/0836f6f5/rsrc/image/sprite-login-X2.png',
+    'disk' => '/rsrc/image/sprite-login-X2.png',
+    'type' => 'png',
+  ),
+  '/rsrc/image/sprite-login.png' =>
+  array(
+    'hash' => 'e11c22448d143e85e6be034894e138c5',
+    'uri' => '/res/e11c2244/rsrc/image/sprite-login.png',
+    'disk' => '/rsrc/image/sprite-login.png',
+    'type' => 'png',
+  ),
   '/rsrc/image/sprite-menu-X2.png' =>
   array(
     'hash' => '867092041ce0a62b7e50136213ca7be1',
@@ -3968,6 +3982,15 @@ celerity_register_resource_map(array(
     ),
     'disk' => '/rsrc/css/sprite-icons.css',
   ),
+  'sprite-login-css' =>
+  array(
+    'uri' => '/res/7294661a/rsrc/css/sprite-login.css',
+    'type' => 'css',
+    'requires' =>
+    array(
+    ),
+    'disk' => '/rsrc/css/sprite-login.css',
+  ),
   'sprite-menu-css' =>
   array(
     'uri' => '/res/e4e428f9/rsrc/css/sprite-menu.css',
diff --git a/src/infrastructure/celerity/CeleritySpriteGenerator.php b/src/infrastructure/celerity/CeleritySpriteGenerator.php
index 0d98aede4a..ee088e5990 100644
--- a/src/infrastructure/celerity/CeleritySpriteGenerator.php
+++ b/src/infrastructure/celerity/CeleritySpriteGenerator.php
@@ -442,6 +442,38 @@ final class CeleritySpriteGenerator {
     return $sheet;
   }
 
+  public function buildLoginSheet() {
+    $icons = $this->getDirectoryList('login_1x');
+    $scales = array(
+      '1x' => 1,
+      '2x' => 2,
+    );
+    $template = id(new PhutilSprite())
+      ->setSourceSize(34, 34);
+
+    $sprites = array();
+    $prefix = 'login_';
+    foreach ($icons as $icon) {
+      $sprite = id(clone $template)
+        ->setName($prefix.$icon)
+        ->setTargetCSS('.'.$prefix.$icon);
+
+      foreach ($scales as $scale_key => $scale) {
+        $path = $this->getPath($prefix.$scale_key.'/'.$icon.'.png');
+        $sprite->setSourceFile($path, $scale);
+      }
+      $sprites[] = $sprite;
+    }
+
+    $sheet = $this->buildSheet('login', true);
+    $sheet->setScales($scales);
+    foreach ($sprites as $sprite) {
+      $sheet->addSprite($sprite);
+    }
+
+    return $sheet;
+  }
+
   public function buildGradientSheet() {
     $gradients = $this->getDirectoryList('gradients');
 
diff --git a/webroot/rsrc/css/sprite-login.css b/webroot/rsrc/css/sprite-login.css
new file mode 100644
index 0000000000..b696a32c35
--- /dev/null
+++ b/webroot/rsrc/css/sprite-login.css
@@ -0,0 +1,79 @@
+/**
+ * @provides sprite-login-css
+ * @generated
+ */
+
+.sprite-login {
+  background-image: url(/rsrc/image/sprite-login.png);
+  background-repeat: no-repeat;
+}
+
+@media
+only screen and (min-device-pixel-ratio: 1.5),
+only screen and (-webkit-min-device-pixel-ratio: 1.5) {
+  .sprite-login {
+    background-image: url(/rsrc/image/sprite-login-X2.png);
+    background-size: 140px 140px;
+  }
+}
+
+
+.login_Amazon {
+  background-position: 0px 0px;
+}
+
+.login_Asana {
+  background-position: -35px 0px;
+}
+
+.login_Disqus {
+  background-position: -70px 0px;
+}
+
+.login_Dropbox {
+  background-position: -105px 0px;
+}
+
+.login_Facebook {
+  background-position: 0px -35px;
+}
+
+.login_Generic {
+  background-position: -35px -35px;
+}
+
+.login_Github {
+  background-position: -70px -35px;
+}
+
+.login_Google {
+  background-position: -105px -35px;
+}
+
+.login_HTTP {
+  background-position: 0px -70px;
+}
+
+.login_LDAP {
+  background-position: -35px -70px;
+}
+
+.login_Linkedin {
+  background-position: -70px -70px;
+}
+
+.login_Openid {
+  background-position: -105px -70px;
+}
+
+.login_Phabricator {
+  background-position: 0px -105px;
+}
+
+.login_Twitter {
+  background-position: -35px -105px;
+}
+
+.login_Yahoo {
+  background-position: -70px -105px;
+}
diff --git a/webroot/rsrc/image/sprite-login-X2.png b/webroot/rsrc/image/sprite-login-X2.png
new file mode 100644
index 0000000000..98a736f8d5
Binary files /dev/null and b/webroot/rsrc/image/sprite-login-X2.png differ
diff --git a/webroot/rsrc/image/sprite-login.png b/webroot/rsrc/image/sprite-login.png
new file mode 100644
index 0000000000..9fd79d62bb
Binary files /dev/null and b/webroot/rsrc/image/sprite-login.png differ