diff --git a/scripts/userstyles.yml b/scripts/userstyles.yml
index ae0c77d506..179a68a3d5 100644
--- a/scripts/userstyles.yml
+++ b/scripts/userstyles.yml
@@ -96,6 +96,9 @@ collaborators:
   - &genshibe
     name: GenShibe
     url: https://github.com/GenShibe
+  - &coopw1
+    name: coopw
+    url: https://github.com/coopw1
 
 userstyles:
   advent-of-code:
@@ -415,6 +418,14 @@ userstyles:
     readme:
       app-link: "https://startpage.com"
       current-maintainers: [*bartlibert]
+  skiff:
+    name: Skiff
+    category: productivity
+    color: text
+    readme:
+      usage: "Switch to a default Skiff light/dark theme via **Settings** > **Appearance** for the best experience!"
+      app-link: "https://app.skiff.com/mail"
+      current-maintainers: [*coopw1]
   stylus:
     name: Stylus
     category: productivity
diff --git a/styles/skiff/assets/catwalk.webp b/styles/skiff/assets/catwalk.webp
new file mode 100644
index 0000000000..dc2c05102b
--- /dev/null
+++ b/styles/skiff/assets/catwalk.webp
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:fa805f894ed5ff908e4226279a5aad556487588d872a24e673b31f3ed54f36e7
+size 88452
diff --git a/styles/skiff/assets/frappe.webp b/styles/skiff/assets/frappe.webp
new file mode 100644
index 0000000000..b2ae11fd26
--- /dev/null
+++ b/styles/skiff/assets/frappe.webp
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:5d95fb28562648b5a59515b9866715649c1ae2eb9bfb40ab3f08dae39e836ae4
+size 51560
diff --git a/styles/skiff/assets/latte.webp b/styles/skiff/assets/latte.webp
new file mode 100644
index 0000000000..5760c3f7ca
--- /dev/null
+++ b/styles/skiff/assets/latte.webp
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8527b0892583b0d1d1723878295e1ce2da29ac71218036d9149daa84b1931826
+size 52170
diff --git a/styles/skiff/assets/macchiato.webp b/styles/skiff/assets/macchiato.webp
new file mode 100644
index 0000000000..9fe4fbad59
--- /dev/null
+++ b/styles/skiff/assets/macchiato.webp
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:a93778feed0f0319e003052ec7d5d25f67b5bff37b39d366310c35ae77b2dcff
+size 51472
diff --git a/styles/skiff/assets/mocha.webp b/styles/skiff/assets/mocha.webp
new file mode 100644
index 0000000000..d244da8783
--- /dev/null
+++ b/styles/skiff/assets/mocha.webp
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:add0df4401b34e486dbf403f25e1f6c852149ef178d3bd97b3ae45e12402b7a1
+size 50492
diff --git a/styles/skiff/catppuccin.user.css b/styles/skiff/catppuccin.user.css
new file mode 100644
index 0000000000..0e8487db6e
--- /dev/null
+++ b/styles/skiff/catppuccin.user.css
@@ -0,0 +1,171 @@
+/* ==UserStyle==
+@name Skiff Catppuccin
+@namespace github.com/catppuccin/userstyles/styles/skiff
+@homepageURL https://github.com/catppuccin/userstyles/tree/main/styles/skiff
+@version 0.0.1
+@updateURL https://github.com/catppuccin/userstyles/raw/main/styles/skiff/catppuccin.user.css
+@description Soothing pastel theme for skiff
+@author Catppuccin
+@license MIT
+
+@preprocessor less
+@var select flavor "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== */
+@-moz-document url-prefix("https://app.skiff.com") {
+    :root {
+        #catppuccin(@flavor, @accentColor);
+    }
+
+    /* 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; };
+    }
+
+    #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];
+
+        html,
+        body {
+            /* main background colors */
+            --bg-main-container: @mantle !important;
+            --bg-l3-solid: @base !important;
+            --bg-l2-solid: @base !important;
+            --bg-sidepanel: @crust !important;
+            --bg-l1-solid: @crust !important;
+
+            /* Text fields and popups */
+            --bg-field-default: @mantle !important;
+            --bg-emphasis: @crust !important;
+
+            /* Text */
+            --text-primary: @text !important;
+            --text-secondary: @subtext1 !important;
+            --text-disabled: @subtext0 !important;
+            --text-tertiary: @subtext0 !important;
+            --text-link: @accent-color !important;
+            --text-destructive: @red !important;
+            --text-inverse: @crust !important;
+
+            --accent-green-primary: @green !important;
+        }
+
+        /* Link color when hovering over hotlinked text */
+        .eWCUQ {
+            color: @accent-color;
+        }
+
+        /* Pay with crypto header */
+        .cEYYtP {
+            background: @mantle !important;
+        }
+
+        /* Change account/service dropdown */
+        .fLWrAr {
+            background: @mantle;
+        }
+        .gWUKFc {
+            background: @base;
+        }
+
+        /* Various dropdowns */
+        .hDdcNR,
+        .dxWBpl,
+        .dTfXFq,
+        .gsYYHH.solid.dark {
+            background: @crust !important;
+        }
+
+        /* Search menu */
+        .bFaRKt {
+            background: @mantle !important;
+        }
+
+        /* Mail, folder, and tag colors */
+        .dSuCgH {
+            border-color: @red !important;
+        }
+        .haItIx,
+        .eKPGmM,
+        .eihkWB {
+            background: @red;
+        }
+        .eaRVlP {
+            border-color: @peach !important;
+        }
+        .JtHzx,
+        .dKGpJJ,
+        .NfxrE {
+            background: @peach;
+        }
+        .hUzTMU {
+            border-color: @pink !important;
+        }
+        .gvwSHu,
+        .iJVhTi,
+        .gbLRlL {
+            background: @pink;
+        }
+        .eQGCyt {
+            border-color: @yellow !important;
+        }
+        .BJLiU,
+        .bdmXVU,
+        .cldAOh {
+            background: @yellow;
+        }
+        .jquNQm {
+            border-color: @green !important;
+        }
+        .fBWSzj,
+        .bmuMTf,
+        .dzrHbG {
+            background: @green;
+        }
+        .kmInNw {
+            border-color: @sapphire !important;
+        }
+        .dZaPlW,
+        .kHHBZC,
+        .ePjgmv {
+            background: @sapphire;
+        }
+        .gqLdmg {
+            border-color: @blue !important;
+        }
+        .dtLBu,
+        .gZiRxy,
+        .hccJrv {
+            background: @blue;
+        }
+    }
+}