diff --git a/build.zig.zon b/build.zig.zon
index a1885f7f7..e76c5e354 100644
--- a/build.zig.zon
+++ b/build.zig.zon
@@ -9,55 +9,55 @@
 
         .libxev = .{
             // mitchellh/libxev
-            .url = "https://github.com/mitchellh/libxev/archive/34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
+            .url = "https://deps.files.ghostty.org/libxev-34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
             .hash = "libxev-0.0.0-86vtc4IcEwCqEYxEYoN_3KXmc6A9VLcm22aVImfvecYs",
             .lazy = true,
         },
         .vaxis = .{
             // rockorager/libvaxis
-            .url = "https://github.com/rockorager/libvaxis/archive/9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
+            .url = "https://deps.files.ghostty.org/vaxis-9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
             .hash = "vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ",
             .lazy = true,
         },
         .z2d = .{
             // vancluever/z2d
-            .url = "https://github.com/vancluever/z2d/archive/a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
+            .url = "https://deps.files.ghostty.org/z2d-a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
             .hash = "z2d-0.8.2-pre-j5P_HlVRFgCsBTQ3EgUoKbYHx5JMnyH1mHsOSPiafnef",
             .lazy = true,
         },
         .zig_objc = .{
             // mitchellh/zig-objc
-            .url = "https://github.com/mitchellh/zig-objc/archive/f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
+            .url = "https://deps.files.ghostty.org/zig_objc-f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
             .hash = "zig_objc-0.0.0-Ir_Sp5gTAQCvxxR7oVIrPXxXwsfKgVP7_wqoOQrZjFeK",
             .lazy = true,
         },
         .zig_js = .{
             // mitchellh/zig-js
-            .url = "https://github.com/mitchellh/zig-js/archive/04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
+            .url = "https://deps.files.ghostty.org/zig_js-04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
             .hash = "zig_js-0.0.0-rjCAV-6GAADxFug7rDmPH-uM_XcnJ5NmuAMJCAscMjhi",
             .lazy = true,
         },
         .uucode = .{
             // TODO: currently the use-llvm branch because its broken on self-hosted
-            .url = "https://github.com/jacobsandlund/uucode/archive/f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
+            .url = "https://deps.files.ghostty.org/uucode-f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
             .hash = "uucode-0.1.0-ZZjBPjQHQADuCy1VMWftjrMl3iWqgMpUugWVQJG6_7xT",
         },
         .zig_wayland = .{
             // codeberg ifreund/zig-wayland
-            .url = "https://codeberg.org/ifreund/zig-wayland/archive/1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
+            .url = "https://deps.files.ghostty.org/zig_wayland-1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
             .hash = "wayland-0.5.0-dev-lQa1khrMAQDJDwYFKpdH3HizherB7sHo5dKMECfvxQHe",
             .lazy = true,
         },
         .zf = .{
             // natecraddock/zf
-            .url = "https://github.com/jcollie/zf/archive/52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
+            .url = "https://deps.files.ghostty.org/zf-52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
             .hash = "zf-0.10.3-OIRy8QGJAACJcu3tCGtfbJnnd3Y4QL7OW_X8PJ8u_ASR",
             .lazy = true,
         },
         .gobject = .{
             // https://github.com/jcollie/ghostty-gobject based on zig_gobject
             // Temporary until we generate them at build time automatically.
-            .url = "https://github.com/ghostty-org/zig-gobject/releases/download/2025-09-20-20-1/ghostty-gobject-2025-09-20-20-1.tar.zst",
+            .url = "https://deps.files.ghostty.org/gobject-2025-09-20-20-1.tar.zst",
             .hash = "gobject-0.3.0-Skun7ET3nQCqJhDL0KnF_X7M4L7o7JePsJBbrYpEr7UV",
             .lazy = true,
         },
@@ -116,7 +116,7 @@
         // Other
         .apple_sdk = .{ .path = "./pkg/apple-sdk" },
         .iterm2_themes = .{
-            .url = "https://github.com/mbadolato/iTerm2-Color-Schemes/releases/download/release-20250922-150534-d28055b/ghostty-themes.tgz",
+            .url = "https://deps.files.ghostty.org/iterm2_themes-release-20250922-150534-d28055b.tgz",
             .hash = "N-V-__8AACEnAwCkyrJ_XqdomYlR8bpuh0l8WDidEz-BAzIv",
             .lazy = true,
         },
diff --git a/build.zig.zon.json b/build.zig.zon.json
index 445f39827..ee374e695 100644
--- a/build.zig.zon.json
+++ b/build.zig.zon.json
@@ -26,7 +26,7 @@
   },
   "gobject-0.3.0-Skun7ET3nQCqJhDL0KnF_X7M4L7o7JePsJBbrYpEr7UV": {
     "name": "gobject",
-    "url": "https://github.com/ghostty-org/zig-gobject/releases/download/2025-09-20-20-1/ghostty-gobject-2025-09-20-20-1.tar.zst",
+    "url": "https://deps.files.ghostty.org/gobject-2025-09-20-20-1.tar.zst",
     "hash": "sha256-SXiqGm81aUn6yq1wFXgNTAULdKOHS/Rzkp5OgNkkcXo="
   },
   "N-V-__8AALiNBAA-_0gprYr92CjrMj1I5bqNu0TSJOnjFNSr": {
@@ -51,7 +51,7 @@
   },
   "N-V-__8AACEnAwCkyrJ_XqdomYlR8bpuh0l8WDidEz-BAzIv": {
     "name": "iterm2_themes",
-    "url": "https://github.com/mbadolato/iTerm2-Color-Schemes/releases/download/release-20250922-150534-d28055b/ghostty-themes.tgz",
+    "url": "https://deps.files.ghostty.org/iterm2_themes-release-20250922-150534-d28055b.tgz",
     "hash": "sha256-mdhUxAAqKxRRXwED2laabUo9ZZqZa/MZAsO0+Y9L7uQ="
   },
   "N-V-__8AAIC5lwAVPJJzxnCAahSvZTIlG-HhtOvnM1uh-66x": {
@@ -66,7 +66,7 @@
   },
   "libxev-0.0.0-86vtc4IcEwCqEYxEYoN_3KXmc6A9VLcm22aVImfvecYs": {
     "name": "libxev",
-    "url": "https://github.com/mitchellh/libxev/archive/34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
+    "url": "https://deps.files.ghostty.org/libxev-34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
     "hash": "sha256-YAPqa5bkpRihKPkyMn15oRvTCZaxO3O66ymRY3lIfdc="
   },
   "N-V-__8AAG3RoQEyRC2Vw7Qoro5SYBf62IHn3HjqtNVY6aWK": {
@@ -111,19 +111,19 @@
   },
   "uucode-0.1.0-ZZjBPjQHQADuCy1VMWftjrMl3iWqgMpUugWVQJG6_7xT": {
     "name": "uucode",
-    "url": "https://github.com/jacobsandlund/uucode/archive/f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
+    "url": "https://deps.files.ghostty.org/uucode-f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
     "hash": "sha256-VomSYOF8fRJwb/8GtVG/QqR6c95zSkQt4649C/4KXAc="
   },
+  "vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ": {
+    "name": "vaxis",
+    "url": "https://deps.files.ghostty.org/vaxis-9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
+    "hash": "sha256-7H5a0J7uUsrzlO7JNAf/Ussi9WxvmsbyJSmhqvl+rqI="
+  },
   "vaxis-0.5.1-BWNV_H0PCQAeMusmtLzh9P9xO2IW242GZ2IRe9iKYhcA": {
     "name": "vaxis",
     "url": "https://github.com/rockorager/libvaxis/archive/1bf887aa7e3736bad69fd4e277a378946edb0f2a.tar.gz",
     "hash": "sha256-eq5YC26OY0i2cdQJ0ZXMZ+o2vHQLEFNNGzQt5Zuz4BM="
   },
-  "vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ": {
-    "name": "vaxis",
-    "url": "https://github.com/rockorager/libvaxis/archive/9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
-    "hash": "sha256-7H5a0J7uUsrzlO7JNAf/Ussi9WxvmsbyJSmhqvl+rqI="
-  },
   "N-V-__8AAKrHGAAs2shYq8UkE6bGcR1QJtLTyOE_lcosMn6t": {
     "name": "wayland",
     "url": "https://deps.files.ghostty.org/wayland-9cb3d7aa9dc995ffafdbdef7ab86a949d0fb0e7d.tar.gz",
@@ -141,12 +141,12 @@
   },
   "z2d-0.8.2-pre-j5P_HlVRFgCsBTQ3EgUoKbYHx5JMnyH1mHsOSPiafnef": {
     "name": "z2d",
-    "url": "https://github.com/vancluever/z2d/archive/a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
+    "url": "https://deps.files.ghostty.org/z2d-a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
     "hash": "sha256-5/qRZAIh1U42v7jql9W0jr2zzQZtu39DxJPLVrSybJg="
   },
   "zf-0.10.3-OIRy8QGJAACJcu3tCGtfbJnnd3Y4QL7OW_X8PJ8u_ASR": {
     "name": "zf",
-    "url": "https://github.com/jcollie/zf/archive/52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
+    "url": "https://deps.files.ghostty.org/zf-52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
     "hash": "sha256-8BinbanSfZeBA8SBAopVxwJObN36/BTpxVHABKicsMQ="
   },
   "zg-0.14.1-oGqU3J4_tAKBfyes3AWleKDjo-IcYvnEwaB8qxOqFMwM": {
@@ -161,17 +161,17 @@
   },
   "zig_js-0.0.0-rjCAV-6GAADxFug7rDmPH-uM_XcnJ5NmuAMJCAscMjhi": {
     "name": "zig_js",
-    "url": "https://github.com/mitchellh/zig-js/archive/04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_js-04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
     "hash": "sha256-TCAY5WAV05UEuAkDhq2c6Tk/ODgAhdnDI3O/flb8c6M="
   },
   "zig_objc-0.0.0-Ir_Sp5gTAQCvxxR7oVIrPXxXwsfKgVP7_wqoOQrZjFeK": {
     "name": "zig_objc",
-    "url": "https://github.com/mitchellh/zig-objc/archive/f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_objc-f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
     "hash": "sha256-3YSvc3YlNW/NciyzCQnzsujXAmZ89XlxSqfqvArAjsw="
   },
   "wayland-0.5.0-dev-lQa1khrMAQDJDwYFKpdH3HizherB7sHo5dKMECfvxQHe": {
     "name": "zig_wayland",
-    "url": "https://codeberg.org/ifreund/zig-wayland/archive/1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_wayland-1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
     "hash": "sha256-TxRrc17Q1Sf1IOO/cdPpP3LD0PpYOujt06SFH3B5Ek4="
   },
   "zigimg-0.1.0-8_eo2mWmEgBoqdr0sH9O5GTqDHthkoEPM5_tipcBRreL": {
diff --git a/build.zig.zon.nix b/build.zig.zon.nix
index 0111f0769..e9d2fc0bc 100644
--- a/build.zig.zon.nix
+++ b/build.zig.zon.nix
@@ -126,7 +126,7 @@ in
       name = "gobject-0.3.0-Skun7ET3nQCqJhDL0KnF_X7M4L7o7JePsJBbrYpEr7UV";
       path = fetchZigArtifact {
         name = "gobject";
-        url = "https://github.com/ghostty-org/zig-gobject/releases/download/2025-09-20-20-1/ghostty-gobject-2025-09-20-20-1.tar.zst";
+        url = "https://deps.files.ghostty.org/gobject-2025-09-20-20-1.tar.zst";
         hash = "sha256-SXiqGm81aUn6yq1wFXgNTAULdKOHS/Rzkp5OgNkkcXo=";
       };
     }
@@ -166,7 +166,7 @@ in
       name = "N-V-__8AACEnAwCkyrJ_XqdomYlR8bpuh0l8WDidEz-BAzIv";
       path = fetchZigArtifact {
         name = "iterm2_themes";
-        url = "https://github.com/mbadolato/iTerm2-Color-Schemes/releases/download/release-20250922-150534-d28055b/ghostty-themes.tgz";
+        url = "https://deps.files.ghostty.org/iterm2_themes-release-20250922-150534-d28055b.tgz";
         hash = "sha256-mdhUxAAqKxRRXwED2laabUo9ZZqZa/MZAsO0+Y9L7uQ=";
       };
     }
@@ -190,7 +190,7 @@ in
       name = "libxev-0.0.0-86vtc4IcEwCqEYxEYoN_3KXmc6A9VLcm22aVImfvecYs";
       path = fetchZigArtifact {
         name = "libxev";
-        url = "https://github.com/mitchellh/libxev/archive/34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz";
+        url = "https://deps.files.ghostty.org/libxev-34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz";
         hash = "sha256-YAPqa5bkpRihKPkyMn15oRvTCZaxO3O66ymRY3lIfdc=";
       };
     }
@@ -262,10 +262,18 @@ in
       name = "uucode-0.1.0-ZZjBPjQHQADuCy1VMWftjrMl3iWqgMpUugWVQJG6_7xT";
       path = fetchZigArtifact {
         name = "uucode";
-        url = "https://github.com/jacobsandlund/uucode/archive/f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz";
+        url = "https://deps.files.ghostty.org/uucode-f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz";
         hash = "sha256-VomSYOF8fRJwb/8GtVG/QqR6c95zSkQt4649C/4KXAc=";
       };
     }
+    {
+      name = "vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ";
+      path = fetchZigArtifact {
+        name = "vaxis";
+        url = "https://deps.files.ghostty.org/vaxis-9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz";
+        hash = "sha256-7H5a0J7uUsrzlO7JNAf/Ussi9WxvmsbyJSmhqvl+rqI=";
+      };
+    }
     {
       name = "vaxis-0.5.1-BWNV_H0PCQAeMusmtLzh9P9xO2IW242GZ2IRe9iKYhcA";
       path = fetchZigArtifact {
@@ -274,14 +282,6 @@ in
         hash = "sha256-eq5YC26OY0i2cdQJ0ZXMZ+o2vHQLEFNNGzQt5Zuz4BM=";
       };
     }
-    {
-      name = "vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ";
-      path = fetchZigArtifact {
-        name = "vaxis";
-        url = "https://github.com/rockorager/libvaxis/archive/9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz";
-        hash = "sha256-7H5a0J7uUsrzlO7JNAf/Ussi9WxvmsbyJSmhqvl+rqI=";
-      };
-    }
     {
       name = "N-V-__8AAKrHGAAs2shYq8UkE6bGcR1QJtLTyOE_lcosMn6t";
       path = fetchZigArtifact {
@@ -310,7 +310,7 @@ in
       name = "z2d-0.8.2-pre-j5P_HlVRFgCsBTQ3EgUoKbYHx5JMnyH1mHsOSPiafnef";
       path = fetchZigArtifact {
         name = "z2d";
-        url = "https://github.com/vancluever/z2d/archive/a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz";
+        url = "https://deps.files.ghostty.org/z2d-a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz";
         hash = "sha256-5/qRZAIh1U42v7jql9W0jr2zzQZtu39DxJPLVrSybJg=";
       };
     }
@@ -318,7 +318,7 @@ in
       name = "zf-0.10.3-OIRy8QGJAACJcu3tCGtfbJnnd3Y4QL7OW_X8PJ8u_ASR";
       path = fetchZigArtifact {
         name = "zf";
-        url = "https://github.com/jcollie/zf/archive/52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz";
+        url = "https://deps.files.ghostty.org/zf-52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz";
         hash = "sha256-8BinbanSfZeBA8SBAopVxwJObN36/BTpxVHABKicsMQ=";
       };
     }
@@ -342,7 +342,7 @@ in
       name = "zig_js-0.0.0-rjCAV-6GAADxFug7rDmPH-uM_XcnJ5NmuAMJCAscMjhi";
       path = fetchZigArtifact {
         name = "zig_js";
-        url = "https://github.com/mitchellh/zig-js/archive/04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz";
+        url = "https://deps.files.ghostty.org/zig_js-04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz";
         hash = "sha256-TCAY5WAV05UEuAkDhq2c6Tk/ODgAhdnDI3O/flb8c6M=";
       };
     }
@@ -350,7 +350,7 @@ in
       name = "zig_objc-0.0.0-Ir_Sp5gTAQCvxxR7oVIrPXxXwsfKgVP7_wqoOQrZjFeK";
       path = fetchZigArtifact {
         name = "zig_objc";
-        url = "https://github.com/mitchellh/zig-objc/archive/f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz";
+        url = "https://deps.files.ghostty.org/zig_objc-f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz";
         hash = "sha256-3YSvc3YlNW/NciyzCQnzsujXAmZ89XlxSqfqvArAjsw=";
       };
     }
@@ -358,7 +358,7 @@ in
       name = "wayland-0.5.0-dev-lQa1khrMAQDJDwYFKpdH3HizherB7sHo5dKMECfvxQHe";
       path = fetchZigArtifact {
         name = "zig_wayland";
-        url = "https://codeberg.org/ifreund/zig-wayland/archive/1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz";
+        url = "https://deps.files.ghostty.org/zig_wayland-1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz";
         hash = "sha256-TxRrc17Q1Sf1IOO/cdPpP3LD0PpYOujt06SFH3B5Ek4=";
       };
     }
diff --git a/build.zig.zon.txt b/build.zig.zon.txt
index 7dda3d294..8ebecee9b 100644
--- a/build.zig.zon.txt
+++ b/build.zig.zon.txt
@@ -1,7 +1,6 @@
 git+https://codeberg.org/ivanstepanovftw/zg#4fe689e56ce2ed5a8f59308b471bccd7da89fac9
 git+https://github.com/ivanstepanovftw/zigimg#aa4c31db872612c39edbb79f753b3cd9a79fe726
 https://codeberg.org/chaten/zg/archive/749197a3f9d25e211615960c02380a3d659b20f9.tar.gz
-https://codeberg.org/ifreund/zig-wayland/archive/1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz
 https://deps.files.ghostty.org/JetBrainsMono-2.304.tar.gz
 https://deps.files.ghostty.org/NerdFontsSymbolsOnly-3.4.0.tar.gz
 https://deps.files.ghostty.org/breakpad-b99f444ba5f6b98cac261cbb391d8766b34a5918.tar.gz
@@ -9,11 +8,14 @@ https://deps.files.ghostty.org/fontconfig-2.14.2.tar.gz
 https://deps.files.ghostty.org/freetype-1220b81f6ecfb3fd222f76cf9106fecfa6554ab07ec7fdc4124b9bb063ae2adf969d.tar.gz
 https://deps.files.ghostty.org/gettext-0.24.tar.gz
 https://deps.files.ghostty.org/glslang-12201278a1a05c0ce0b6eb6026c65cd3e9247aa041b1c260324bf29cee559dd23ba1.tar.gz
+https://deps.files.ghostty.org/gobject-2025-09-20-20-1.tar.zst
 https://deps.files.ghostty.org/gtk4-layer-shell-1.1.0.tar.gz
 https://deps.files.ghostty.org/harfbuzz-11.0.0.tar.xz
 https://deps.files.ghostty.org/highway-66486a10623fa0d72fe91260f96c892e41aceb06.tar.gz
 https://deps.files.ghostty.org/imgui-1220bc6b9daceaf7c8c60f3c3998058045ba0c5c5f48ae255ff97776d9cd8bfc6402.tar.gz
+https://deps.files.ghostty.org/iterm2_themes-release-20250922-150534-d28055b.tgz
 https://deps.files.ghostty.org/libpng-1220aa013f0c83da3fb64ea6d327f9173fa008d10e28bc9349eac3463457723b1c66.tar.gz
+https://deps.files.ghostty.org/libxev-34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz
 https://deps.files.ghostty.org/libxml2-2.11.5.tar.gz
 https://deps.files.ghostty.org/oniguruma-1220c15e72eadd0d9085a8af134904d9a0f5dfcbed5f606ad60edc60ebeccd9706bb.tar.gz
 https://deps.files.ghostty.org/pixels-12207ff340169c7d40c570b4b6a97db614fe47e0d83b5801a932dcd44917424c8806.tar.gz
@@ -21,18 +23,16 @@ https://deps.files.ghostty.org/plasma_wayland_protocols-12207e0851c12acdeee0991e
 https://deps.files.ghostty.org/sentry-1220446be831adcca918167647c06c7b825849fa3fba5f22da394667974537a9c77e.tar.gz
 https://deps.files.ghostty.org/spirv_cross-1220fb3b5586e8be67bc3feb34cbe749cf42a60d628d2953632c2f8141302748c8da.tar.gz
 https://deps.files.ghostty.org/utfcpp-1220d4d18426ca72fc2b7e56ce47273149815501d0d2395c2a98c726b31ba931e641.tar.gz
+https://deps.files.ghostty.org/uucode-f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz
+https://deps.files.ghostty.org/vaxis-9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz
 https://deps.files.ghostty.org/wayland-9cb3d7aa9dc995ffafdbdef7ab86a949d0fb0e7d.tar.gz
 https://deps.files.ghostty.org/wayland-protocols-258d8f88f2c8c25a830c6316f87d23ce1a0f12d9.tar.gz
 https://deps.files.ghostty.org/wuffs-122037b39d577ec2db3fd7b2130e7b69ef6cc1807d68607a7c232c958315d381b5cd.tar.gz
+https://deps.files.ghostty.org/z2d-a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz
+https://deps.files.ghostty.org/zf-52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz
+https://deps.files.ghostty.org/zig_js-04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz
+https://deps.files.ghostty.org/zig_objc-f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz
+https://deps.files.ghostty.org/zig_wayland-1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz
 https://deps.files.ghostty.org/zlib-1220fed0c74e1019b3ee29edae2051788b080cd96e90d56836eea857b0b966742efb.tar.gz
-https://github.com/ghostty-org/zig-gobject/releases/download/2025-09-20-20-1/ghostty-gobject-2025-09-20-20-1.tar.zst
 https://github.com/ivanstepanovftw/zigimg/archive/d7b7ab0ba0899643831ef042bd73289510b39906.tar.gz
-https://github.com/jacobsandlund/uucode/archive/f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz
-https://github.com/jcollie/zf/archive/52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz
-https://github.com/mbadolato/iTerm2-Color-Schemes/releases/download/release-20250922-150534-d28055b/ghostty-themes.tgz
-https://github.com/mitchellh/libxev/archive/34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz
-https://github.com/mitchellh/zig-js/archive/04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz
-https://github.com/mitchellh/zig-objc/archive/f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz
 https://github.com/rockorager/libvaxis/archive/1bf887aa7e3736bad69fd4e277a378946edb0f2a.tar.gz
-https://github.com/rockorager/libvaxis/archive/9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz
-https://github.com/vancluever/z2d/archive/a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz
diff --git a/flatpak/zig-packages.json b/flatpak/zig-packages.json
index 5d0ed3108..58ef3c97a 100644
--- a/flatpak/zig-packages.json
+++ b/flatpak/zig-packages.json
@@ -31,7 +31,7 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/ghostty-org/zig-gobject/releases/download/2025-09-20-20-1/ghostty-gobject-2025-09-20-20-1.tar.zst",
+    "url": "https://deps.files.ghostty.org/gobject-2025-09-20-20-1.tar.zst",
     "dest": "vendor/p/gobject-0.3.0-Skun7ET3nQCqJhDL0KnF_X7M4L7o7JePsJBbrYpEr7UV",
     "sha256": "4978aa1a6f356949facaad7015780d4c050b74a3874bf473929e4e80d924717a"
   },
@@ -61,7 +61,7 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/mbadolato/iTerm2-Color-Schemes/releases/download/release-20250922-150534-d28055b/ghostty-themes.tgz",
+    "url": "https://deps.files.ghostty.org/iterm2_themes-release-20250922-150534-d28055b.tgz",
     "dest": "vendor/p/N-V-__8AACEnAwCkyrJ_XqdomYlR8bpuh0l8WDidEz-BAzIv",
     "sha256": "99d854c4002a2b14515f0103da569a6d4a3d659a996bf31902c3b4f98f4beee4"
   },
@@ -79,7 +79,7 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/mitchellh/libxev/archive/34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
+    "url": "https://deps.files.ghostty.org/libxev-34fa50878aec6e5fa8f532867001ab3c36fae23e.tar.gz",
     "dest": "vendor/p/libxev-0.0.0-86vtc4IcEwCqEYxEYoN_3KXmc6A9VLcm22aVImfvecYs",
     "sha256": "6003ea6b96e4a518a128f932327d79a11bd30996b13b73baeb29916379487dd7"
   },
@@ -133,22 +133,22 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/jacobsandlund/uucode/archive/f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
+    "url": "https://deps.files.ghostty.org/uucode-f81f8ef8518b8ec5a7fca30ec5fdbc76cc6197df.tar.gz",
     "dest": "vendor/p/uucode-0.1.0-ZZjBPjQHQADuCy1VMWftjrMl3iWqgMpUugWVQJG6_7xT",
     "sha256": "56899260e17c7d12706fff06b551bf42a47a73de734a442de3ae3d0bfe0a5c07"
   },
+  {
+    "type": "archive",
+    "url": "https://deps.files.ghostty.org/vaxis-9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
+    "dest": "vendor/p/vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ",
+    "sha256": "ec7e5ad09eee52caf394eec93407ff52cb22f56c6f9ac6f22529a1aaf97eaea2"
+  },
   {
     "type": "archive",
     "url": "https://github.com/rockorager/libvaxis/archive/1bf887aa7e3736bad69fd4e277a378946edb0f2a.tar.gz",
     "dest": "vendor/p/vaxis-0.5.1-BWNV_H0PCQAeMusmtLzh9P9xO2IW242GZ2IRe9iKYhcA",
     "sha256": "7aae580b6e8e6348b671d409d195cc67ea36bc740b10534d1b342de59bb3e013"
   },
-  {
-    "type": "archive",
-    "url": "https://github.com/rockorager/libvaxis/archive/9fc9015d5f147568e18c5e7ca28f15bf8b293760.tar.gz",
-    "dest": "vendor/p/vaxis-0.5.1-BWNV_O8fCQAeUeVrESVc-2BdXloEXkFqReDJL7Q6XTSZ",
-    "sha256": "ec7e5ad09eee52caf394eec93407ff52cb22f56c6f9ac6f22529a1aaf97eaea2"
-  },
   {
     "type": "archive",
     "url": "https://deps.files.ghostty.org/wayland-9cb3d7aa9dc995ffafdbdef7ab86a949d0fb0e7d.tar.gz",
@@ -169,13 +169,13 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/vancluever/z2d/archive/a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
+    "url": "https://deps.files.ghostty.org/z2d-a1237f6881d99b75abd8a20a934e62e34b44a005.tar.gz",
     "dest": "vendor/p/z2d-0.8.2-pre-j5P_HlVRFgCsBTQ3EgUoKbYHx5JMnyH1mHsOSPiafnef",
     "sha256": "e7fa91640221d54e36bfb8ea97d5b48ebdb3cd066dbb7f43c493cb56b4b26c98"
   },
   {
     "type": "archive",
-    "url": "https://github.com/jcollie/zf/archive/52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
+    "url": "https://deps.files.ghostty.org/zf-52ad2e5528ab754f77437edf08a07b5ec843661c.tar.gz",
     "dest": "vendor/p/zf-0.10.3-OIRy8QGJAACJcu3tCGtfbJnnd3Y4QL7OW_X8PJ8u_ASR",
     "sha256": "f018a76da9d27d978103c481028a55c7024e6cddfafc14e9c551c004a89cb0c4"
   },
@@ -193,19 +193,19 @@
   },
   {
     "type": "archive",
-    "url": "https://github.com/mitchellh/zig-js/archive/04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_js-04db83c617da1956ac5adc1cb9ba1e434c1cb6fd.tar.gz",
     "dest": "vendor/p/zig_js-0.0.0-rjCAV-6GAADxFug7rDmPH-uM_XcnJ5NmuAMJCAscMjhi",
     "sha256": "4c2018e56015d39504b8090386ad9ce9393f38380085d9c32373bf7e56fc73a3"
   },
   {
     "type": "archive",
-    "url": "https://github.com/mitchellh/zig-objc/archive/f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_objc-f356ed02833f0f1b8e84d50bed9e807bf7cdc0ae.tar.gz",
     "dest": "vendor/p/zig_objc-0.0.0-Ir_Sp5gTAQCvxxR7oVIrPXxXwsfKgVP7_wqoOQrZjFeK",
     "sha256": "dd84af737625356fcd722cb30909f3b2e8d702667cf579714aa7eabc0ac08ecc"
   },
   {
     "type": "archive",
-    "url": "https://codeberg.org/ifreund/zig-wayland/archive/1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
+    "url": "https://deps.files.ghostty.org/zig_wayland-1b5c038ec10da20ed3a15b0b2a6db1c21383e8ea.tar.gz",
     "dest": "vendor/p/wayland-0.5.0-dev-lQa1khrMAQDJDwYFKpdH3HizherB7sHo5dKMECfvxQHe",
     "sha256": "4f146b735ed0d527f520e3bf71d3e93f72c3d0fa583ae8edd3a4851f7079124e"
   },
diff --git a/nix/build-support/update-mirror.nu b/nix/build-support/update-mirror.nu
new file mode 100755
index 000000000..8571ddea6
--- /dev/null
+++ b/nix/build-support/update-mirror.nu
@@ -0,0 +1,96 @@
+#!/usr/bin/env nu
+
+# This script downloads external dependencies from build.zig.zon.json that
+# are not already mirrored at deps.files.ghostty.org, saves them to a local
+# directory, and updates build.zig.zon to point to the new mirror URLs.
+#
+# The downloaded files are unmodified so their checksums and content hashes
+# will match the originals.
+#
+# After running this script, the files in the output directory can be uploaded
+# to blob storage, and build.zig.zon will already be updated with the new URLs.
+def main [
+  --output: string = "tmp-mirror", # Output directory for the mirrored files
+  --prefix: string = "https://deps.files.ghostty.org/", # Final URL prefix to ignore
+  --dry-run, # Print what would be downloaded without downloading
+] {
+  let script_dir = ($env.CURRENT_FILE | path dirname)
+  let input_file = ($script_dir | path join ".." ".." "build.zig.zon.json")
+  let zon_file = ($script_dir | path join ".." ".." "build.zig.zon")
+  let output_dir = $output
+
+  # Ensure the output directory exists
+  mkdir $output_dir
+
+  # Read and parse the JSON file
+  let deps = open $input_file
+
+  # Track URL replacements for build.zig.zon
+  mut url_replacements = []
+
+  # Process each dependency
+  for entry in ($deps | transpose key value) {
+    let key = $entry.key
+    let name = $entry.value.name
+    let url = $entry.value.url
+
+    # Skip URLs that don't start with http(s)
+    if not ($url | str starts-with "http") {
+      continue
+    }
+
+    # Skip URLs already hosted at the prefix
+    if ($url | str starts-with $prefix) {
+      continue
+    }
+
+    # Extract the file extension from the URL
+    let extension = ($url | parse -r '(\.[a-z0-9]+(?:\.[a-z0-9]+)?)$' | get -o capture0.0 | default "")
+
+    # Try to extract commit hash (40 hex chars) from URL
+    let commit_hash = ($url | parse -r '([a-f0-9]{40})' | get -o capture0.0 | default "")
+
+    # Try to extract date pattern (YYYY-MM-DD or YYYYMMDD with optional suffixes)
+    let date_pattern = ($url | parse -r '((?:release-)?20\d{2}(?:-?\d{2}){2}(?:[-]\d+)*(?:[-][a-z0-9]+)?)' | get -o capture0.0 | default "")
+
+    # Build filename based on what we found
+    let filename = if (not ($commit_hash | is-empty)) {
+      $"($name)-($commit_hash)($extension)"
+    } else if (not ($date_pattern | is-empty)) {
+      $"($name)-($date_pattern)($extension)"
+    } else {
+      $"($key)($extension)"
+    }
+    let new_url = $"($prefix)($filename)"
+    print $"($url) -> ($filename)"
+    
+    # Track the replacement
+    $url_replacements = ($url_replacements | append {old: $url, new: $new_url})
+    
+    # Download the file
+    if not $dry_run {
+      http get $url | save -f ($output_dir | path join $filename)
+    }
+  }
+
+  if $dry_run {
+    print "Dry run complete - no files were downloaded\n"
+    print $"Would update ($url_replacements | length) URLs in build.zig.zon"
+  } else {
+    print "All dependencies downloaded successfully\n"
+    print $"Updating ($zon_file)..."
+    
+    # Backup the old file
+    let backup_file = $"($zon_file).bak"
+    cp $zon_file $backup_file
+    print $"Backed up to ($backup_file)"
+    
+    mut zon_content = (open $zon_file)
+    for replacement in $url_replacements {
+      $zon_content = ($zon_content | str replace $replacement.old $replacement.new)
+    }
+    $zon_content | save -f $zon_file
+
+    print $"Updated ($url_replacements | length) URLs in build.zig.zon"
+  }
+}
diff --git a/nix/build-support/update-mirror.sh b/nix/build-support/update-mirror.sh
deleted file mode 100755
index f346572ed..000000000
--- a/nix/build-support/update-mirror.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/sh
-#
-# This script generates a directory that can be uploaded to blob
-# storage to mirror our dependencies. The dependencies are unmodified
-# so their checksum and content hashes will match.
-
-set -e  # Exit immediately if a command exits with a non-zero status
-
-SCRIPT_PATH="$(CDPATH='' cd -- "$(dirname -- "$0")" && pwd)"
-INPUT_FILE="$SCRIPT_PATH/../../build.zig.zon2json-lock"
-OUTPUT_DIR="blob"
-
-# Ensure the output directory exists
-mkdir -p "$OUTPUT_DIR"
-
-# Use jq to iterate over the JSON and download files
-jq -r 'to_entries[] | "\(.key) \(.value.name) \(.value.url)"' "$INPUT_FILE" | while read -r key name url; do
-  # Skip URLs that don't start with http(s). They aren't necessary for
-  # our mirror.
-  if ! echo "$url" | grep -Eq "^https?://"; then
-    continue
-  fi
-
-  # Extract the file extension from the URL
-  extension=$(echo "$url" | grep -oE '\.[a-z0-9]+(\.[a-z0-9]+)?$')
-
-  filename="${name}-${key}${extension}"
-  echo "$url -> $filename"
-  curl -L -o "$OUTPUT_DIR/$filename" "$url"
-done