diff --git a/docker/android/Dockerfile b/docker/android/Dockerfile
index c5f8ad0..3870610 100644
--- a/docker/android/Dockerfile
+++ b/docker/android/Dockerfile
@@ -5,20 +5,15 @@ ARG DEBIAN_FRONTEND=noninteractive
 
 ENV PROJ_TARGET="android"
 
-ENV ANDROID_NDK_VERSION="r21d"
-ENV ANDROID_COMPILE_SDK="30"
-ENV ANDROID_BUILD_TOOLS="30.0.2"
-ENV ANDROID_SDK_TOOLS_REV="4333796"
-ENV ANDROID_CMAKE_REV="3.6.4111459"
-ENV ANDROID_CMAKE_REV_3_10="3.10.2.4988404"
+ENV ANDROID_NDK_VERSION="r25c"
 ENV ANDROID_HOME="/opt/android-sdk-linux"
 ENV ANDROID_NDK_HOME="/opt/android-ndk-linux"
 
-ENV GRADLE_VERSION="6.1.1"
-ENV GRADLE_HOME="/opt/gradle-6.1.1"
+ENV GRADLE_VERSION="8.10"
+ENV GRADLE_HOME="/opt/gradle-8.10"
 
-ENV JAVA_VERSION="8"
-ENV JAVA_HOME="/usr/lib/jvm/java-8-openjdk-amd64/"
+ENV JAVA_VERSION="17"
+ENV JAVA_HOME="/usr/lib/jvm/java-17-openjdk-amd64/"
 
 ENV PYTHONIOENCODING="utf8"
 ENV LC_ALL=C.UTF-8
diff --git a/docs/BUILD_ANDROID.md b/docs/BUILD_ANDROID.md
index 0ab845f..b0a4936 100644
--- a/docs/BUILD_ANDROID.md
+++ b/docs/BUILD_ANDROID.md
@@ -47,3 +47,7 @@ Now you can execute any command with pattern:
 If you are in a macOS with arm64 processors (M*), build with command:
 
 ```docker build --platform linux/amd64 -t pdfium-android -f docker/android/Dockerfile docker/android```
+
+and
+
+```docker run --platform linux/amd64 -v ${PWD}:/app -it pdfium-android echo "test"```
diff --git a/docs/BUILD_WASM.md b/docs/BUILD_WASM.md
index bfa8794..0db5108 100644
--- a/docs/BUILD_WASM.md
+++ b/docs/BUILD_WASM.md
@@ -56,6 +56,10 @@ If you are in a macOS with arm64 processors (M*), build with command:
 
 ```docker build --platform linux/amd64 -t pdfium-wasm -f docker/wasm/Dockerfile docker/wasm```
 
+and
+
+```docker run --platform linux/amd64 -v ${PWD}:/app -it pdfium-wasm echo "test"```
+
 ## Run on browser
 
 You can test the sample using commands:
diff --git a/modules/android.py b/modules/android.py
index d02e9db..96bcf19 100644
--- a/modules/android.py
+++ b/modules/android.py
@@ -5,7 +5,9 @@
 from pygemstones.system import runner as r
 from pygemstones.util import log as l
 
+import modules.common as cm
 import modules.config as c
+import modules.patch as patch
 import modules.pdfium as p
 
 
@@ -21,17 +23,12 @@ def run_task_patch():
     source_dir = os.path.join("build", "android", "pdfium")
 
     # shared lib
-    source_file = os.path.join(source_dir, "BUILD.gn")
+    if c.shared_lib_android:
+        patch.apply_shared_library("android")
 
-    original_content = 'component("pdfium") {'
-    has_content = f.file_has_content(source_file, original_content)
-
-    if has_content:
-        new_content = 'shared_library("pdfium") {'
-        f.replace_in_file(source_file, original_content, new_content)
-        l.bullet("Applied: shared lib", l.GREEN)
-    else:
-        l.bullet("Skipped: shared lib", l.PURPLE)
+    # public headers
+    if c.shared_lib_android:
+        patch.apply_public_headers("android")
 
     # build config
     source_file = os.path.join(
@@ -90,23 +87,12 @@ def run_task_build():
                 l.YELLOW,
             )
 
-            arg_is_debug = "true" if config == "debug" else "false"
-
-            args = []
-            args.append('target_os="{0}"'.format(target["pdfium_os"]))
-            args.append('target_cpu="{0}"'.format(target["target_cpu"]))
-            args.append("use_goma=false")
-            args.append("is_debug={0}".format(arg_is_debug))
-            args.append("treat_warnings_as_errors=false")
-            args.append("pdf_use_skia=false")
-            args.append("pdf_enable_xfa=false")
-            args.append("pdf_enable_v8=false")
-            args.append("is_component_build=false")
-            args.append("pdf_is_standalone=true")
-            args.append("pdf_bundle_freetype=true")
-
-            if config == "release":
-                args.append("symbol_level=0")
+            args = cm.get_build_args(
+                config,
+                c.shared_lib_android,
+                target["pdfium_os"],
+                target["target_cpu"],
+            )
 
             args_str = " ".join(args)
 
diff --git a/modules/common.py b/modules/common.py
index c8b73cb..1faa9ca 100644
--- a/modules/common.py
+++ b/modules/common.py
@@ -102,3 +102,91 @@ def run_task_format():
     r.run(command)
 
     l.ok()
+
+
+# -----------------------------------------------------------------------------
+def get_build_args(
+    config,
+    shared,
+    target_os,
+    target_cpu,
+    target_environment=None,
+    libc=None,
+    enable_v8=False,
+):
+    args = []
+
+    arg_is_debug = "true" if config == "debug" else "false"
+
+    args.append(f"is_debug={arg_is_debug}")
+    args.append("pdf_use_partition_alloc=false")
+    args.append(f'target_cpu="{target_cpu}"')
+    args.append(f'target_os="{target_os}"')
+    args.append(f"pdf_enable_v8={str(enable_v8).lower()}")
+    args.append(f"pdf_enable_xfa={str(enable_v8).lower()}")
+    args.append("treat_warnings_as_errors=false")
+    args.append("is_component_build=false")
+
+    if enable_v8:
+        args.append("v8_use_external_startup_data=false")
+        args.append("v8_enable_i18n_support=false")
+
+    if target_os == "android":
+        args.append("clang_use_chrome_plugins=false")
+        args.append("default_min_sdk_version=21")
+        args.append("pdf_is_standalone=true")
+        args.append("pdf_bundle_freetype=true")
+    elif target_os == "ios":
+        args.append("ios_enable_code_signing=false")
+        args.append("use_blink=true")
+        args.append("pdf_is_standalone=false")
+        args.append("use_custom_libcxx=false")
+        args.append('target_environment="{0}"'.format(target_environment))
+
+        if enable_v8 and target_cpu == "arm64":
+            args.append('arm_control_flow_integrity="none"')
+        args.append("clang_use_chrome_plugins=false")
+
+        # static lib
+        if not shared:
+            args.append("pdf_is_complete_lib=true")
+    elif target_os == "linux":
+        args.append("clang_use_chrome_plugins=false")
+        args.append("pdf_is_standalone=true")
+    elif target_os.startswith("mac"):
+        args.append('mac_deployment_target="10.13.0"')
+        args.append("clang_use_chrome_plugins=false")
+        args.append("pdf_is_standalone=true")
+        args.append("use_custom_libcxx=false")
+        args.append("use_sysroot=false")
+        args.append("use_allocator_shim=false")
+
+        # static lib
+        if not shared:
+            args.append("pdf_is_complete_lib=true")
+    elif target_os.startswith("wasm"):
+        args.append("pdf_is_complete_lib=true")
+        args.append("is_clang=false")
+        args.append("use_custom_libcxx=false")
+        args.append("use_sysroot=false")
+
+    if libc == "musl":
+        args.append("is_musl=true")
+        args.append("is_clang=false")
+        args.append("use_custom_libcxx=false")
+
+        if enable_v8:
+            if target_cpu == "arm":
+                args.append(
+                    'v8_snapshot_toolchain="//build/toolchain/linux:clang_x86_v8_arm"'
+                )
+            elif target_cpu == "arm64":
+                args.append(
+                    'v8_snapshot_toolchain="//build/toolchain/linux:clang_x64_v8_arm64"'
+                )
+            else:
+                args.append(
+                    f'v8_snapshot_toolchain="//build/toolchain/linux:{target_cpu}"'
+                )
+
+    return args
diff --git a/modules/config.py b/modules/config.py
index 97be6bc..9774105 100644
--- a/modules/config.py
+++ b/modules/config.py
@@ -14,6 +14,7 @@
 
 # macos
 configurations_macos = ["release"]
+shared_lib_macos = False
 targets_macos = [
     {"target_os": "macos", "target_cpu": "x64", "pdfium_os": "mac"},
     {"target_os": "macos", "target_cpu": "arm64", "pdfium_os": "mac"},
@@ -21,6 +22,7 @@
 
 # ios
 configurations_ios = ["release"]
+shared_lib_ios = False
 targets_ios = [
     {
         "target_os": "ios",
@@ -44,6 +46,7 @@
 
 # android
 configurations_android = ["release"]
+shared_lib_android = True
 targets_android = [
     {
         "target_os": "android",
@@ -73,6 +76,7 @@
 
 # wasm
 configurations_wasm = ["release"]
+shared_lib_wasm = False
 targets_wasm = [
     {"target_os": "wasm32", "target_cpu": "wasm", "pdfium_os": "wasm"},
 ]
diff --git a/modules/ios.py b/modules/ios.py
index 1c7dafd..e0637e6 100644
--- a/modules/ios.py
+++ b/modules/ios.py
@@ -6,7 +6,9 @@
 from pygemstones.system import runner as r
 from pygemstones.util import log as l
 
+import modules.common as cm
 import modules.config as c
+import modules.patch as patch
 import modules.pdfium as p
 
 
@@ -21,6 +23,14 @@ def run_task_patch():
 
     source_dir = os.path.join("build", "ios", "pdfium")
 
+    # shared lib
+    if c.shared_lib_ios:
+        patch.apply_shared_library("ios")
+
+    # public headers
+    if c.shared_lib_ios:
+        patch.apply_public_headers("ios")
+
     # rules - test
     source_file = os.path.join(source_dir, "build", "config", "ios", "rules.gni")
 
@@ -115,34 +125,13 @@ def run_task_build():
                 l.YELLOW,
             )
 
-            arg_is_debug = "true" if config == "debug" else "false"
-
-            args = []
-            args.append('target_os="{0}"'.format(target["pdfium_os"]))
-            args.append('target_cpu="{0}"'.format(target["target_cpu"]))
-            args.append('target_environment="{0}"'.format(target["target_environment"]))
-            args.append("use_goma=false")
-            args.append("is_debug={0}".format(arg_is_debug))
-            args.append("treat_warnings_as_errors=false")
-            args.append("pdf_use_skia=false")
-            args.append("pdf_enable_xfa=false")
-            args.append("pdf_enable_v8=false")
-            args.append("is_component_build=false")
-            args.append("clang_use_chrome_plugins=false")
-            args.append("pdf_is_standalone=false")
-            args.append('ios_deployment_target="11.0"')
-            args.append("ios_enable_code_signing=false")
-            args.append("use_xcode_clang=true")
-            args.append("pdf_is_complete_lib=true")
-            args.append("use_custom_libcxx=false")
-            args.append("pdf_use_partition_alloc=false")
-            args.append("use_blink=true")
-
-            if target["target_cpu"] == "arm64":
-                args.append("enable_ios_bitcode=true")
-
-            if config == "release":
-                args.append("symbol_level=0")
+            args = cm.get_build_args(
+                config,
+                c.shared_lib_ios,
+                target["pdfium_os"],
+                target["target_cpu"],
+                target["target_environment"],
+            )
 
             args_str = " ".join(args)
 
diff --git a/modules/macos.py b/modules/macos.py
index 46d9fd6..24b23ef 100644
--- a/modules/macos.py
+++ b/modules/macos.py
@@ -6,7 +6,9 @@
 from pygemstones.system import runner as r
 from pygemstones.util import log as l
 
+import modules.common as cm
 import modules.config as c
+import modules.patch as patch
 import modules.pdfium as p
 
 
@@ -19,7 +21,13 @@ def run_task_build_pdfium():
 def run_task_patch():
     l.colored("Patching files...", l.YELLOW)
 
-    # none
+    # shared lib
+    if c.shared_lib_macos:
+        patch.apply_shared_library("macos")
+
+    # public headers
+    if c.shared_lib_macos:
+        patch.apply_public_headers("macos")
 
     l.ok()
 
@@ -60,30 +68,12 @@ def run_task_build():
                 l.YELLOW,
             )
 
-            arg_is_debug = "true" if config == "debug" else "false"
-
-            args = []
-            args.append('target_os="{0}"'.format(target["pdfium_os"]))
-            args.append('target_cpu="{0}"'.format(target["target_cpu"]))
-            args.append("use_goma=false")
-            args.append("is_debug={0}".format(arg_is_debug))
-            args.append("treat_warnings_as_errors=false")
-            args.append("pdf_use_skia=false")
-            args.append("pdf_enable_xfa=false")
-            args.append("pdf_enable_v8=false")
-            args.append("is_component_build=false")
-            args.append("clang_use_chrome_plugins=false")
-            args.append("pdf_is_standalone=true")
-            args.append("use_xcode_clang=false")
-            args.append("pdf_is_complete_lib=true")
-            args.append("use_custom_libcxx=false")
-            args.append("use_sysroot=false")
-            args.append('mac_deployment_target="11.0.0"')
-            args.append("pdf_use_partition_alloc=false")
-            args.append("use_allocator_shim=false")
-
-            if config == "release":
-                args.append("symbol_level=0")
+            args = cm.get_build_args(
+                config,
+                c.shared_lib_macos,
+                target["pdfium_os"],
+                target["target_cpu"],
+            )
 
             args_str = " ".join(args)
 
diff --git a/modules/patch.py b/modules/patch.py
new file mode 100644
index 0000000..9f1b230
--- /dev/null
+++ b/modules/patch.py
@@ -0,0 +1,50 @@
+import os
+
+from pygemstones.io import file as f
+from pygemstones.util import log as l
+
+
+# -----------------------------------------------------------------------------
+def apply_shared_library(target):
+    source_dir = os.path.join("build", target, "pdfium")
+    source_file = os.path.join(source_dir, "BUILD.gn")
+
+    original_content = 'component("pdfium") {'
+    has_content = f.file_has_content(source_file, original_content)
+
+    if has_content:
+        new_content = 'shared_library("pdfium") {'
+        f.replace_in_file(source_file, original_content, new_content)
+        l.bullet("Applied: shared library", l.GREEN)
+    else:
+        l.bullet("Skipped: shared library", l.PURPLE)
+
+
+# -----------------------------------------------------------------------------
+def apply_public_headers(target):
+    source_dir = os.path.join("build", target, "pdfium")
+    public_dir = os.path.join(source_dir, "public")
+
+    # file: public/fpdfview.h (p1)
+    source_file = os.path.join(public_dir, "fpdfview.h")
+
+    original_content = "#if defined(COMPONENT_BUILD)\n// FPDF_EXPORT should be consistent with |export| in the pdfium_fuzzer\n// template in testing/fuzzers/BUILD.gn."
+    has_content = f.file_has_content(source_file, original_content)
+
+    if has_content:
+        f.replace_in_file(source_file, original_content, "")
+        l.bullet("Applied: public headers (p1)", l.GREEN)
+    else:
+        l.bullet("Skipped: public headers (p1)", l.PURPLE)
+
+    # file: public/fpdfview.h (p2)
+    source_file = os.path.join(public_dir, "fpdfview.h")
+
+    original_content = "#else\n#define FPDF_EXPORT\n#endif  // defined(COMPONENT_BUILD)"
+    has_content = f.file_has_content(source_file, original_content)
+
+    if has_content:
+        f.replace_in_file(source_file, original_content, "")
+        l.bullet("Applied: public headers (p2)", l.GREEN)
+    else:
+        l.bullet("Skipped: public headers (p2)", l.PURPLE)
diff --git a/modules/wasm.py b/modules/wasm.py
index 1547b32..3f0d664 100644
--- a/modules/wasm.py
+++ b/modules/wasm.py
@@ -6,7 +6,9 @@
 from pygemstones.system import runner as r
 from pygemstones.util import log as l
 
+import modules.common as cm
 import modules.config as c
+import modules.patch as patch
 import modules.pdfium as p
 
 
@@ -21,6 +23,14 @@ def run_task_patch():
 
     source_dir = os.path.join("build", "wasm32", "pdfium")
 
+    # shared lib
+    if c.shared_lib_wasm:
+        patch.apply_shared_library("wasm32")
+
+    # public headers
+    if c.shared_lib_wasm:
+        patch.apply_public_headers("wasm32")
+
     # build target
     source_file = os.path.join(
         source_dir,
@@ -318,29 +328,12 @@ def run_task_build():
                 l.YELLOW,
             )
 
-            arg_is_debug = "true" if config == "debug" else "false"
-
-            args = []
-            args.append('target_os="{0}"'.format(target["pdfium_os"]))
-            args.append('target_cpu="{0}"'.format(target["target_cpu"]))
-            args.append("use_goma=false")
-            args.append("is_debug={0}".format(arg_is_debug))
-            args.append("treat_warnings_as_errors=false")
-            args.append("pdf_use_skia=false")
-            args.append("pdf_enable_xfa=false")
-            args.append("pdf_enable_v8=false")
-            args.append("is_component_build=false")
-            args.append("clang_use_chrome_plugins=false")
-            args.append("pdf_is_standalone=true")
-            args.append("use_debug_fission=false")
-            args.append("use_custom_libcxx=false")
-            args.append("use_sysroot=false")
-            args.append("pdf_is_complete_lib=true")
-            args.append("pdf_use_partition_alloc=false")
-            args.append("is_clang=false")
-
-            if config == "release":
-                args.append("symbol_level=0")
+            args = cm.get_build_args(
+                config,
+                c.shared_lib_wasm,
+                target["pdfium_os"],
+                target["target_cpu"],
+            )
 
             args_str = " ".join(args)