diff --git a/.github/workflows/nuget-static-graphics.yml b/.github/workflows/nuget-static-graphics.yml
index 1609538..cdcc9c6 100644
--- a/.github/workflows/nuget-static-graphics.yml
+++ b/.github/workflows/nuget-static-graphics.yml
@@ -18,7 +18,7 @@ on:
       - "staticlink-avalonia-v*"
 
 env:
-  SKIASHARP_VERSION: "3.119.2"
+  SKIASHARP_VERSION: "2.88.9"
   ANGLE_BRANCH: "7151"
   DOTNET_ALPINE_IMAGE: mcr.microsoft.com/dotnet/sdk:10.0-alpine
 
@@ -49,6 +49,9 @@ jobs:
         run: |
           sudo apt-get update
           sudo apt-get install -y clang lld llvm g++ ninja-build pkg-config libfontconfig1-dev libglib2.0-dev libgl1-mesa-dev libpci-dev libx11-dev libxcb1-dev libxext-dev
+          if [ "${{ matrix.target_cpu }}" = "arm64" ]; then
+            sudo apt-get install -y generate-ninja
+          fi
 
       - name: Build Linux static graphics libraries
         if: ${{ !startsWith(matrix.rid, 'linux-musl-') }}
@@ -75,7 +78,7 @@ jobs:
             "$DOTNET_ALPINE_IMAGE" \
             sh -lc '
               set -e
-              apk add --no-cache bash ca-certificates git python3 py3-httplib2 py3-pysocks py3-six clang compiler-rt lld llvm g++ ninja pkgconf fontconfig-dev glib-dev mesa-dev libx11-dev libxcb-dev libxext-dev pciutils-dev linux-headers perl curl tar xz patch gcompat libc6-compat
+              apk add --no-cache bash ca-certificates git python3 py3-httplib2 py3-pysocks py3-six clang compiler-rt lld llvm g++ gn ninja pkgconf fontconfig-dev glib-dev mesa-dev libx11-dev libxcb-dev libxext-dev pciutils-dev linux-headers perl curl tar xz patch gcompat libc6-compat
               python3 - <<'"'"'PY'"'"'
           import pathlib
           import httplib2
@@ -215,12 +218,6 @@ jobs:
           - rid: osx-arm64
             runner: macos-15
             avalonia_version: 11.3.14
-          - rid: osx-x64
-            runner: macos-14
-            avalonia_version: 12.0.3
-          - rid: osx-arm64
-            runner: macos-15
-            avalonia_version: 12.0.3
     runs-on: ${{ matrix.runner }}
     env:
       RID: ${{ matrix.rid }}
@@ -317,7 +314,7 @@ jobs:
       - name: Pack NuGet package
         run: |
           dotnet pack NuGet/StaticGraphics/StaticLink.Avalonia.csproj -c Release -o artifacts/nuget
-          for version in 11.3.14 12.0.3; do
+          for version in 11.3.14; do
             mkdir -p External/NativeStatic/osx-x64/native External/NativeStatic/osx-arm64/native
             cp External/AvaloniaNative/native-avalonia-$version-osx-x64/* External/NativeStatic/osx-x64/native/
             cp External/AvaloniaNative/native-avalonia-$version-osx-arm64/* External/NativeStatic/osx-arm64/native/
@@ -385,14 +382,6 @@ jobs:
             runner: macos-15
             avalonia_version: 11.3.14
             native_version: 11.3.14.1
-          - rid: osx-x64
-            runner: macos-14
-            avalonia_version: 12.0.3
-            native_version: 12.0.3.1
-          - rid: osx-arm64
-            runner: macos-15
-            avalonia_version: 12.0.3
-            native_version: 12.0.3.1
     runs-on: ${{ matrix.runner }}
     steps:
       - uses: actions/checkout@v4
diff --git a/NuGet/StaticGraphics/README.md b/NuGet/StaticGraphics/README.md
index ac21f9c..24eb70c 100644
--- a/NuGet/StaticGraphics/README.md
+++ b/NuGet/StaticGraphics/README.md
@@ -11,7 +11,7 @@ dotnet add package StaticLink.Avalonia
 Or add it manually:
 
 ```xml
-<PackageReference Include="StaticLink.Avalonia" Version="3.119.2-7151.10" />
+<PackageReference Include="StaticLink.Avalonia" Version="2.88.9-7151.10" />
 ```
 
 For macOS, also reference `StaticLink.Avalonia.Native`. This package is macOS-only and must match your Avalonia version because it contains `libAvaloniaNative.a`.
diff --git a/NuGet/StaticGraphics/StaticLink.Avalonia.csproj b/NuGet/StaticGraphics/StaticLink.Avalonia.csproj
index 86394a3..7828336 100644
--- a/NuGet/StaticGraphics/StaticLink.Avalonia.csproj
+++ b/NuGet/StaticGraphics/StaticLink.Avalonia.csproj
@@ -6,7 +6,7 @@
         <IncludeBuildOutput>false</IncludeBuildOutput>
         <SuppressDependenciesWhenPacking>false</SuppressDependenciesWhenPacking>
         <PackageId>StaticLink.Avalonia</PackageId>
-        <Version>3.119.2-7151.10</Version>
+        <Version>2.88.9-7151.10</Version>
         <Authors>greepar</Authors>
         <Company>greepar</Company>
         <Description>Static SkiaSharp, HarfBuzzSharp, and ANGLE libraries for Avalonia NativeAOT single-file publishing.</Description>
@@ -19,7 +19,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="SkiaSharp" Version="3.119.2" />
+        <PackageReference Include="SkiaSharp" Version="2.88.9" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/README.md b/README.md
index ac21f9c..24eb70c 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ dotnet add package StaticLink.Avalonia
 Or add it manually:
 
 ```xml
-<PackageReference Include="StaticLink.Avalonia" Version="3.119.2-7151.10" />
+<PackageReference Include="StaticLink.Avalonia" Version="2.88.9-7151.10" />
 ```
 
 For macOS, also reference `StaticLink.Avalonia.Native`. This package is macOS-only and must match your Avalonia version because it contains `libAvaloniaNative.a`.
diff --git a/scripts/build-linux-static-graphics.sh b/scripts/build-linux-static-graphics.sh
index 9a621ca..40da8be 100755
--- a/scripts/build-linux-static-graphics.sh
+++ b/scripts/build-linux-static-graphics.sh
@@ -6,7 +6,7 @@ WORK_DIR="${WORK_DIR:-$ROOT_DIR/External/NativeStatic/.work}"
 TARGET_CPU="${TARGET_CPU:-x64}"
 RID="${RID:-linux-$TARGET_CPU}"
 OUTPUT_DIR="${OUTPUT_DIR:-$ROOT_DIR/External/NativeStatic/$RID}"
-SKIASHARP_VERSION="${SKIASHARP_VERSION:-3.119.2}"
+SKIASHARP_VERSION="${SKIASHARP_VERSION:-2.88.9}"
 ANGLE_BRANCH="${ANGLE_BRANCH:-7151}"
 BUILD_JOBS="${BUILD_JOBS:-$(nproc)}"
 ANGLE_PATCH_DIR="${ANGLE_PATCH_DIR:-$ROOT_DIR/External/NativeStatic/patches}"
@@ -20,7 +20,7 @@ Usage: scripts/build-linux-static-graphics.sh [skia|angle|all]
 Environment:
   WORK_DIR            Source/build cache directory. Default: External/NativeStatic/.work
   OUTPUT_DIR          Final static library directory. Default: External/NativeStatic/linux-$TARGET_CPU
-  SKIASHARP_VERSION   SkiaSharp release branch version. Default: 3.119.2
+  SKIASHARP_VERSION   SkiaSharp release branch version. Default: 2.88.9
   ANGLE_BRANCH        ANGLE chromium branch. Default: 7151
   TARGET_CPU          GN target_cpu. Default: x64. Supported: x64, arm64
   RID                 Output RID. Default: linux-$TARGET_CPU
@@ -61,8 +61,10 @@ ensure_depot_tools() {
   else
     git -C "$depot_dir" pull --ff-only
   fi
-  if is_musl_rid; then
+  if is_musl_rid || [[ "$TARGET_CPU" == "arm64" ]]; then
     initialize_depot_tools_system_python "$depot_dir"
+  fi
+  if is_musl_rid; then
     patch_depot_tools_python_deps "$depot_dir"
   fi
   export PATH="$python_bin_dir:$depot_dir:$PATH"
@@ -180,6 +182,45 @@ sync_skia_deps() {
   fi
 }
 
+resolve_skia_gn() {
+  local skia_dir="$1"
+  if [[ -x "$skia_dir/bin/gn" ]] && "$skia_dir/bin/gn" --version >/dev/null 2>&1; then
+    echo "$skia_dir/bin/gn"
+    return 0
+  fi
+  if [[ -x /usr/bin/gn ]] && /usr/bin/gn --version >/dev/null 2>&1; then
+    echo /usr/bin/gn
+    return 0
+  fi
+  if command -v gn >/dev/null 2>&1; then
+    command -v gn
+    return 0
+  fi
+  echo "Missing runnable gn. Install generate-ninja/gn or provide a runnable $skia_dir/bin/gn." >&2
+  return 1
+}
+
+patch_skia_2889_compat() {
+  local skia_dir="$1"
+  local parse_color="$skia_dir/src/utils/SkParseColor.cpp"
+  if [[ -f "$parse_color" ]] && ! grep -q '#include <iterator>' "$parse_color"; then
+    python3 - "$parse_color" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+if '#include <iterator>' not in text:
+    marker = '#include <algorithm>\n'
+    if marker in text:
+        text = text.replace(marker, marker + '#include <iterator>\n', 1)
+    else:
+        text = '#include <iterator>\n' + text
+    path.write_text(text)
+PY
+  fi
+}
+
 build_skia() {
   ensure_tools
   ensure_depot_tools
@@ -188,6 +229,7 @@ build_skia() {
   sync_skia_deps "$src"
 
   local skia_dir="$src/externals/skia"
+  patch_skia_2889_compat "$skia_dir"
   local out_dir="$skia_dir/out/linux-static-$TARGET_CPU"
   mkdir -p "$out_dir" "$OUTPUT_DIR"
 
@@ -227,7 +269,9 @@ extra_cflags_cc = [ "-frtti" ]
 extra_ldflags = [ "-static-libstdc++", "-static-libgcc" ]
 EOF_ARGS
 
-  (cd "$skia_dir" && "$skia_dir/bin/gn" gen "$out_dir")
+  local gn_cmd
+  gn_cmd="$(resolve_skia_gn "$skia_dir")"
+  (cd "$skia_dir" && "$gn_cmd" gen "$out_dir")
   ninja -C "$out_dir" -j "$BUILD_JOBS" skia SkiaSharp HarfBuzzSharp
 
   copy_first_existing "$OUTPUT_DIR/libskia.a" \
@@ -268,9 +312,18 @@ build_angle() {
     prepend_python_module_path six
     prepare_angle_gcs_artifacts "$src"
   fi
+  if use_angle_nohooks_sync; then
+    prepare_angle_gcs_artifacts "$src"
+  fi
   prepare_musl_clang_runtime
   prepare_musl_libstdcxx_headers
-  gclient sync -f -D -R
+  if use_angle_nohooks_sync; then
+    gclient sync -f -D -R --nohooks
+    patch_angle_system_gn_compat "$src"
+    python3 build/util/lastchange.py -o build/util/LASTCHANGE
+  else
+    gclient sync -f -D -R
+  fi
 
   local out_dir="$src/out/linux-static-$TARGET_CPU"
   local angle_is_clang="false"
@@ -316,6 +369,24 @@ apply_angle_patches() {
   local build_patch="$ANGLE_PATCH_DIR/angle-chromium-$ANGLE_BRANCH.patch"
   local deps_patch="$ANGLE_PATCH_DIR/angle-chromium-$ANGLE_BRANCH-deps.patch"
 
+  if ! grep -q 'not_needed(\["exec_script_allowlist"\])' "$src/.gn"; then
+    python3 - "$src/.gn" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+needle = 'exec_script_allowlist = angle_dotfile_settings.exec_script_allowlist +\n'
+if needle in text and 'not_needed(["exec_script_allowlist"])' not in text:
+    end = text.find('\n\n', text.find(needle))
+    if end != -1:
+        text = text[:end] + '\nnot_needed(["exec_script_allowlist"])' + text[end:]
+    else:
+        text += '\nnot_needed(["exec_script_allowlist"])\n'
+    path.write_text(text)
+PY
+  fi
+
   if ! git -C "$src" grep -q 'angle_static_library("libANGLE_static")' -- BUILD.gn; then
     python3 - "$src/BUILD.gn" <<'PY'
 import pathlib
@@ -380,6 +451,27 @@ download_angle_gcs_artifact() {
   fi
 }
 
+use_angle_nohooks_sync() {
+  ! is_musl_rid && [[ "$TARGET_CPU" == "arm64" ]]
+}
+
+patch_angle_system_gn_compat() {
+  local src="$1"
+  local siso_gni="$src/build/toolchain/siso.gni"
+  if [[ -f "$siso_gni" ]] && grep -q 'path_exists(' "$siso_gni"; then
+    python3 - "$siso_gni" <<'PY'
+from pathlib import Path
+import re
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+text = re.sub(r'(?<!false && )path_exists\(', 'false && path_exists(', text)
+path.write_text(text)
+PY
+  fi
+}
+
 append_angle_musl_gn_args() {
   local args_file="$1"
 
diff --git a/scripts/build-macos-static-graphics.sh b/scripts/build-macos-static-graphics.sh
index fbee727..edd558a 100755
--- a/scripts/build-macos-static-graphics.sh
+++ b/scripts/build-macos-static-graphics.sh
@@ -6,7 +6,7 @@ WORK_DIR="${WORK_DIR:-$ROOT_DIR/External/NativeStatic/.work}"
 TARGET_CPU="${TARGET_CPU:-arm64}"
 RID="${RID:-osx-$TARGET_CPU}"
 OUTPUT_DIR="${OUTPUT_DIR:-$ROOT_DIR/External/NativeStatic/$RID}"
-SKIASHARP_VERSION="${SKIASHARP_VERSION:-3.119.2}"
+SKIASHARP_VERSION="${SKIASHARP_VERSION:-2.88.9}"
 ANGLE_BRANCH="${ANGLE_BRANCH:-7151}"
 BUILD_JOBS="${BUILD_JOBS:-$(sysctl -n hw.ncpu)}"
 ANGLE_PATCH_DIR="${ANGLE_PATCH_DIR:-$ROOT_DIR/External/NativeStatic/patches}"
@@ -53,6 +53,101 @@ copy_first_existing() {
   return 1
 }
 
+resolve_skia_gn() {
+  local skia_dir="$1"
+  if [[ -x "$skia_dir/bin/gn" ]] && "$skia_dir/bin/gn" --version >/dev/null 2>&1; then
+    echo "$skia_dir/bin/gn"
+    return 0
+  fi
+  if command -v gn >/dev/null 2>&1; then
+    command -v gn
+    return 0
+  fi
+  echo "Missing runnable gn. Install Homebrew gn or provide a runnable $skia_dir/bin/gn." >&2
+  return 1
+}
+
+patch_skia_2889_compat() {
+  local skia_dir="$1"
+  local parse_color="$skia_dir/src/utils/SkParseColor.cpp"
+  if [[ -f "$parse_color" ]] && ! grep -q '#include <iterator>' "$parse_color"; then
+    python3 - "$parse_color" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+if '#include <iterator>' not in text:
+    marker = '#include <algorithm>\n'
+    if marker in text:
+        text = text.replace(marker, marker + '#include <iterator>\n', 1)
+    else:
+        text = '#include <iterator>\n' + text
+    path.write_text(text)
+PY
+  fi
+
+  local zutil="$skia_dir/third_party/externals/zlib/zutil.h"
+  if [[ -f "$zutil" ]] && grep -q 'define fdopen(fd,mode) NULL' "$zutil"; then
+    python3 - "$zutil" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+text = text.replace('#        define fdopen(fd,mode) NULL /* No fdopen() */\n', '')
+path.write_text(text)
+PY
+  fi
+
+  local pngpriv="$skia_dir/third_party/externals/libpng/pngpriv.h"
+  if [[ -f "$pngpriv" ]] && grep -q '#      include <fp.h>' "$pngpriv"; then
+    python3 - "$pngpriv" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+text = text.replace('#      include <fp.h>\n', '')
+path.write_text(text)
+PY
+  fi
+  if [[ -f "$pngpriv" ]] && ! grep -q '#include <math.h>' "$pngpriv"; then
+    python3 - "$pngpriv" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+marker = '#include "png.h"\n'
+if '#include <math.h>' not in text:
+    if marker in text:
+        text = text.replace(marker, marker + '#include <math.h>\n', 1)
+    else:
+        text = '#include <math.h>\n' + text
+    path.write_text(text)
+PY
+  fi
+
+  local pngc="$skia_dir/third_party/externals/libpng/png.c"
+  if [[ -f "$pngc" ]] && ! grep -q '#include <math.h>' "$pngc"; then
+    python3 - "$pngc" <<'PY'
+from pathlib import Path
+import sys
+
+path = Path(sys.argv[1])
+text = path.read_text()
+marker = '#include "pngpriv.h"\n'
+if '#include <math.h>' not in text:
+    if marker in text:
+        text = text.replace(marker, marker + '#include <math.h>\n', 1)
+    else:
+        text = '#include <math.h>\n' + text
+    path.write_text(text)
+PY
+  fi
+}
+
 sync_skiasharp() {
   local src="$WORK_DIR/SkiaSharp-$SKIASHARP_VERSION"
   if [[ ! -d "$src/.git" ]]; then
@@ -106,8 +201,15 @@ build_skia() {
   if [[ ! -x "$skia_dir/bin/gn" ]]; then
     sync_skia_deps "$skia_dir"
   fi
+  patch_skia_2889_compat "$skia_dir"
 
   local out_dir="$skia_dir/out/mac-static-$TARGET_CPU"
+  local mac_arch
+  case "$TARGET_CPU" in
+    x64) mac_arch="x86_64" ;;
+    arm64) mac_arch="arm64" ;;
+    *) echo "Unsupported macOS TARGET_CPU: $TARGET_CPU" >&2; exit 1 ;;
+  esac
   mkdir -p "$out_dir" "$OUTPUT_DIR"
   cat >"$out_dir/args.gn" <<EOF_ARGS
 target_os = "mac"
@@ -135,11 +237,14 @@ skia_use_xps = false
 cc = "clang"
 cxx = "clang++"
 ar = "ar"
-extra_cflags = [ "-DSKIA_C_DLL" ]
+extra_cflags = [ "-DSKIA_C_DLL", "-arch", "$mac_arch" ]
 extra_cflags_cc = [ "-frtti" ]
+extra_ldflags = [ "-arch", "$mac_arch" ]
 EOF_ARGS
 
-  (cd "$skia_dir" && "$skia_dir/bin/gn" gen "$out_dir")
+  local gn_cmd
+  gn_cmd="$(resolve_skia_gn "$skia_dir")"
+  (cd "$skia_dir" && "$gn_cmd" gen "$out_dir")
   ninja -C "$out_dir" -j "$BUILD_JOBS" skia SkiaSharp HarfBuzzSharp
   copy_first_existing "$OUTPUT_DIR/libskia.a" "$out_dir/libskia.a" "$out_dir/obj/libskia.a"
   copy_first_existing "$OUTPUT_DIR/libSkiaSharp.a" "$out_dir/libSkiaSharp.a" "$out_dir/obj/libSkiaSharp.a"
diff --git a/scripts/build-windows-static-graphics.ps1 b/scripts/build-windows-static-graphics.ps1
index 5d90d2a..ee4a96c 100644
--- a/scripts/build-windows-static-graphics.ps1
+++ b/scripts/build-windows-static-graphics.ps1
@@ -7,7 +7,7 @@ $ErrorActionPreference = "Stop"
 
 $RootDir = Split-Path -Parent $PSScriptRoot
 $WorkDir = if ($env:WORK_DIR) { $env:WORK_DIR } else { Join-Path $RootDir "External\NativeStatic\.work" }
-$SkiaSharpVersion = if ($env:SKIASHARP_VERSION) { $env:SKIASHARP_VERSION } else { "3.119.2" }
+$SkiaSharpVersion = if ($env:SKIASHARP_VERSION) { $env:SKIASHARP_VERSION } else { "2.88.9" }
 $AngleBranch = if ($env:ANGLE_BRANCH) { $env:ANGLE_BRANCH } else { "7151" }
 $TargetCpu = if ($env:TARGET_CPU) { $env:TARGET_CPU } else { "x64" }
 $Rid = if ($env:RID) { $env:RID } else { "win-$TargetCpu" }
@@ -72,6 +72,15 @@ function Copy-FirstExisting($Destination, [string[]]$Candidates) {
     throw "None of the expected files exist for ${Destination}: $($Candidates -join ', ')"
 }
 
+function Resolve-FirstExistingPath([string[]]$Candidates) {
+    foreach ($candidate in $Candidates) {
+        if (Test-Path $candidate) {
+            return $candidate
+        }
+    }
+    throw "None of the expected paths exist: $($Candidates -join ', ')"
+}
+
 function Split-ParameterList($Parameters) {
     if ([string]::IsNullOrWhiteSpace($Parameters)) {
         return @()
@@ -443,7 +452,10 @@ extra_cflags_cc = [ "/GR" ]
     )
     New-WinX86SkiaStdcallThunks `
         -InputLibraries @($skiaLib, $skiaSharpLib, $harfbuzzLib) `
-        -BindingFiles @((Join-Path $src "binding\SkiaSharp\SkiaApi.generated.cs"), (Join-Path $src "binding\HarfBuzzSharp\HarfBuzzApi.generated.cs")) `
+        -BindingFiles @(
+            (Resolve-FirstExistingPath @((Join-Path $src "binding\SkiaSharp\SkiaApi.generated.cs"), (Join-Path $src "binding\Binding\SkiaApi.generated.cs"))),
+            (Resolve-FirstExistingPath @((Join-Path $src "binding\HarfBuzzSharp\HarfBuzzApi.generated.cs"), (Join-Path $src "binding\HarfBuzzSharp.Shared\HarfBuzzApi.generated.cs")))
+        ) `
         -Destination (Join-Path $OutputDir "skia_x86_stdcall_thunks.lib")
 }