diff --git a/scripts/userstyles.yml b/scripts/userstyles.yml
index 101fd78a80..d8b89914c6 100644
--- a/scripts/userstyles.yml
+++ b/scripts/userstyles.yml
@@ -129,6 +129,9 @@ collaborators:
   - &Flapperoo
     name: Eli
     url: https://github.com/Flapperoo
+  - &jh-devv
+    name: jh-devv
+    url: https://github.com/jh-devv
 
 userstyles:
   advent-of-code:
@@ -740,6 +743,13 @@ userstyles:
     readme:
       app-link: "https://github.com/searxng/searxng"
     current-maintainers: [*sekki21956, *ryanccn]
+  shinigami-eyes:
+    name: Shinigami Eyes
+    categories: [browser_extension, social_networking]
+    color: mauve
+    readme:
+      app-link: "https://shinigami-eyes.github.io"
+    current-maintainers: [*jh-devv]
   snapchat-web:
     name: Snapchat Web
     categories: [social_networking, photo_and_video, entertainment]
diff --git a/styles/shinigami-eyes/catppuccin.user.css b/styles/shinigami-eyes/catppuccin.user.css
new file mode 100644
index 0000000000..4fe1aaada3
--- /dev/null
+++ b/styles/shinigami-eyes/catppuccin.user.css
@@ -0,0 +1,163 @@
+/* ==UserStyle==
+@name Shinigami Eyes Catppuccin
+@namespace github.com/catppuccin/userstyles/styles/shinigami-eyes
+@homepageURL https://github.com/catppuccin/userstyles/tree/main/styles/shinigami-eyes
+@version 0.0.1
+@updateURL https://github.com/catppuccin/userstyles/raw/main/styles/shinigami-eyes/catppuccin.user.css
+@supportURL https://github.com/catppuccin/userstyles/issues?q=is%3Aopen+is%3Aissue+label%3Ashinigami-eyes
+@description Soothing pastel theme for Shinigami Eyes
+@author Catppuccin
+@license MIT
+
+@preprocessor less
+@var select lightFlavor "Light Flavor" ["latte:Latte*", "frappe:Frappé", "macchiato:Macchiato", "mocha:Mocha"]
+@var select darkFlavor "Dark Flavor" ["latte:Latte", "frappe:Frappé", "macchiato:Macchiato", "mocha:Mocha*"]
+@var select accentColor "Accent" ["rosewater:Rosewater", "flamingo:Flamingo", "pink:Pink", "mauve:Mauve*", "red:Red", "maroon:Maroon", "peach:Peach", "yellow:Yellow", "green:Green", "teal:Teal", "blue:Blue", "sapphire:Sapphire", "sky:Sky", "lavender:Lavender", "subtext0:Gray"]
+==/UserStyle== */
+
+/*
+These are the domains for the sites that Shinigami Eyes works with.
+The list can be found at https://github.com/shinigami-eyes/shinigami-eyes/blob/b66e9ad41fa4daef31886b139d8af6f852efcaaa/extension/manifest.json#L15-L96.
+*/
+@-moz-document
+  domain("facebook.com"),
+  domain("youtube.com"),
+  domain("reddit.com"),
+  domain("twitter.com"),
+  domain("x.com"),
+  domain("medium.com"),
+  domain("disqus.com"),
+  domain("tumblr.com"),
+  domain("wikipedia.org"),
+  domain("rationalwiki.org"),
+  domain("cohost.org"),
+  domain("bsky.app"),
+  domain("anarchism.space"),
+  domain("aus.social"),
+  domain("c.im"),
+  domain("chaos.social"),
+  domain("eightpoint.app"),
+  domain("eldritch.cafe"),
+  domain("fosstodon.org"),
+  domain("hachyderm.io"),
+  domain("infosec.exchange"),
+  domain("kolektiva.social"),
+  domain("mas.to"),
+  domain("masto.ai"),
+  domain("chaosfem.tw"),
+  domain("mastodon.art"),
+  domain("mastodon.cloud"),
+  domain("mastodon.green"),
+  domain("mastodon.ie"),
+  domain("mastodon.nz"),
+  domain("mastodon.online"),
+  domain("mastodon.scot"),
+  domain("mastodon.social"),
+  domain("mastodon.world"),
+  domain("mastodon.xyz"),
+  domain("mastodonapp.uk"),
+  domain("meow.social"),
+  domain("mstdn.ca"),
+  domain("mstdn.jp"),
+  domain("mstdn.social"),
+  domain("octodon.social"),
+  domain("ohai.social"),
+  domain("pixelfed.social"),
+  domain("queer.party"),
+  domain("sfba.social"),
+  domain("social.transsafety.network"),
+  domain("tech.lgbt"),
+  domain("techhub.social"),
+  domain("toot.cat"),
+  domain("toot.community"),
+  domain("toot.wales"),
+  domain("vulpine.club"),
+  domain("wandering.shop"),
+  domain("lgbtqia.space"),
+  domain("threads.net"),
+  domain("duckduckgo.com"),
+  domain("bing.com"),
+  domain("google.ar"),
+  domain("google.at"),
+  domain("google.be"),
+  domain("google.ca"),
+  domain("google.ch"),
+  domain("google.co.uk"),
+  domain("google.com"),
+  domain("google.de"),
+  domain("google.dk"),
+  domain("google.es"),
+  domain("google.fi"),
+  domain("google.fr"),
+  domain("google.is"),
+  domain("google.it"),
+  domain("google.no"),
+  domain("google.pt"),
+  domain("google.se")
+{
+  @media (prefers-color-scheme: light) {
+    :root {
+      #catppuccin(@lightFlavor, @accentColor);
+    }
+  }
+  @media (prefers-color-scheme: dark) {
+    :root {
+      #catppuccin(@darkFlavor, @accentColor);
+    }
+  }
+
+  #catppuccin(@lookup, @accent) {
+    @rosewater: @catppuccin[@@lookup][@rosewater];
+    @flamingo: @catppuccin[@@lookup][@flamingo];
+    @pink: @catppuccin[@@lookup][@pink];
+    @mauve: @catppuccin[@@lookup][@mauve];
+    @red: @catppuccin[@@lookup][@red];
+    @maroon: @catppuccin[@@lookup][@maroon];
+    @peach: @catppuccin[@@lookup][@peach];
+    @yellow: @catppuccin[@@lookup][@yellow];
+    @green: @catppuccin[@@lookup][@green];
+    @teal: @catppuccin[@@lookup][@teal];
+    @sky: @catppuccin[@@lookup][@sky];
+    @sapphire: @catppuccin[@@lookup][@sapphire];
+    @blue: @catppuccin[@@lookup][@blue];
+    @lavender: @catppuccin[@@lookup][@lavender];
+    @text: @catppuccin[@@lookup][@text];
+    @subtext1: @catppuccin[@@lookup][@subtext1];
+    @subtext0: @catppuccin[@@lookup][@subtext0];
+    @overlay2: @catppuccin[@@lookup][@overlay2];
+    @overlay1: @catppuccin[@@lookup][@overlay1];
+    @overlay0: @catppuccin[@@lookup][@overlay0];
+    @surface2: @catppuccin[@@lookup][@surface2];
+    @surface1: @catppuccin[@@lookup][@surface1];
+    @surface0: @catppuccin[@@lookup][@surface0];
+    @base: @catppuccin[@@lookup][@base];
+    @mantle: @catppuccin[@@lookup][@mantle];
+    @crust: @catppuccin[@@lookup][@crust];
+    @accent-color: @catppuccin[@@lookup][@@accent];
+
+    body {
+      --ShinigamiEyesTFriendly: @green !important;
+      --ShinigamiEyesTransphobic: @red !important;
+    }
+
+    .shinigami-eyes-theme-purple-yellow {
+      --ShinigamiEyesTFriendly: @mauve !important;
+      --ShinigamiEyesTransphobic: @yellow !important;
+    }
+
+    .shinigami-eyes-theme-cyan-orange {
+      --ShinigamiEyesTFriendly: @sapphire !important;
+      --ShinigamiEyesTransphobic: @peach !important;
+    }
+  }
+}
+
+/* prettier-ignore */
+@catppuccin: {
+  @latte:     { @rosewater: #dc8a78; @flamingo: #dd7878; @pink: #ea76cb; @mauve: #8839ef; @red: #d20f39; @maroon: #e64553; @peach: #fe640b; @yellow: #df8e1d; @green: #40a02b; @teal: #179299; @sky: #04a5e5; @sapphire: #209fb5; @blue: #1e66f5; @lavender: #7287fd; @text: #4c4f69; @subtext1: #5c5f77; @subtext0: #6c6f85; @overlay2: #7c7f93; @overlay1: #8c8fa1; @overlay0: #9ca0b0; @surface2: #acb0be; @surface1: #bcc0cc; @surface0: #ccd0da; @base: #eff1f5; @mantle: #e6e9ef; @crust: #dce0e8; };
+  @frappe:    { @rosewater: #f2d5cf; @flamingo: #eebebe; @pink: #f4b8e4; @mauve: #ca9ee6; @red: #e78284; @maroon: #ea999c; @peach: #ef9f76; @yellow: #e5c890; @green: #a6d189; @teal: #81c8be; @sky: #99d1db; @sapphire: #85c1dc; @blue: #8caaee; @lavender: #babbf1; @text: #c6d0f5; @subtext1: #b5bfe2; @subtext0: #a5adce; @overlay2: #949cbb; @overlay1: #838ba7; @overlay0: #737994; @surface2: #626880; @surface1: #51576d; @surface0: #414559; @base: #303446; @mantle: #292c3c; @crust: #232634; };
+  @macchiato: { @rosewater: #f4dbd6; @flamingo: #f0c6c6; @pink: #f5bde6; @mauve: #c6a0f6; @red: #ed8796; @maroon: #ee99a0; @peach: #f5a97f; @yellow: #eed49f; @green: #a6da95; @teal: #8bd5ca; @sky: #91d7e3; @sapphire: #7dc4e4; @blue: #8aadf4; @lavender: #b7bdf8; @text: #cad3f5; @subtext1: #b8c0e0; @subtext0: #a5adcb; @overlay2: #939ab7; @overlay1: #8087a2; @overlay0: #6e738d; @surface2: #5b6078; @surface1: #494d64; @surface0: #363a4f; @base: #24273a; @mantle: #1e2030; @crust: #181926; };
+  @mocha:     { @rosewater: #f5e0dc; @flamingo: #f2cdcd; @pink: #f5c2e7; @mauve: #cba6f7; @red: #f38ba8; @maroon: #eba0ac; @peach: #fab387; @yellow: #f9e2af; @green: #a6e3a1; @teal: #94e2d5; @sky: #89dceb; @sapphire: #74c7ec; @blue: #89b4fa; @lavender: #b4befe; @text: #cdd6f4; @subtext1: #bac2de; @subtext0: #a6adc8; @overlay2: #9399b2; @overlay1: #7f849c; @overlay0: #6c7086; @surface2: #585b70; @surface1: #45475a; @surface0: #313244; @base: #1e1e2e; @mantle: #181825; @crust: #11111b; };
+}
+
+// vim:ft=less
diff --git a/styles/shinigami-eyes/preview.webp b/styles/shinigami-eyes/preview.webp
new file mode 100644
index 0000000000..92730a0820
Binary files /dev/null and b/styles/shinigami-eyes/preview.webp differ