diff -r 381449ca1cd2 android-project/AndroidManifest.xml
--- a/android-project/AndroidManifest.xml	Wed Aug 30 00:40:06 2017 -0700
+++ b/android-project/AndroidManifest.xml	Wed Aug 30 21:58:09 2017 +0200
@@ -8,9 +8,6 @@
       android:versionName="1.0"
       android:installLocation="auto">
 
-    <!-- Android 2.3.3 -->
-    <uses-sdk android:minSdkVersion="10" android:targetSdkVersion="12" />
-
     <!-- OpenGL ES 2.0 -->
     <uses-feature android:glEsVersion="0x00020000" />
 
diff -r 381449ca1cd2 android-project/ant.properties
--- a/android-project/ant.properties	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,17 +0,0 @@
-# This file is used to override default values used by the Ant build system.
-#
-# This file must be checked into Version Control Systems, as it is
-# integral to the build system of your project.
-
-# This file is only used by the Ant script.
-
-# You can use this to override default values such as
-#  'source.dir' for the location of your java source folder and
-#  'out.dir' for the location of your output folder.
-
-# You can also use it define how the release builds are signed by declaring
-# the following properties:
-#  'key.store' for the location of your keystore and
-#  'key.alias' for the name of the key to use.
-# The password will be asked during the build when you use the 'release' target.
-
diff -r 381449ca1cd2 android-project/build.gradle
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/android-project/build.gradle	Wed Aug 30 21:58:09 2017 +0200
@@ -0,0 +1,114 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+buildscript {
+  repositories {
+    mavenLocal()
+    jcenter()
+  }
+  dependencies {
+    // https://developer.android.com/studio/releases/gradle-plugin.html#revisions
+    classpath 'com.android.tools.build:gradle:2.2.0'
+  }
+}
+
+allprojects {
+  repositories {
+    mavenLocal()
+    jcenter()
+  }
+
+  gradle.projectsEvaluated {
+     tasks.withType(JavaCompile) {
+        // Enable some warning when compiling the java files 
+        //       options.compilerArgs << "-Xlint:unchecked" << "-Xlint:deprecation"
+     }
+  }
+}
+
+apply plugin: 'com.android.application'
+
+android {
+   
+    // https://stackoverflow.com/questions/26694108/what-is-the-difference-between-compilesdkversion-and-targetsdkversion
+    // https://medium.com/google-developers/picking-your-compilesdkversion-minsdkversion-targetsdkversion-a098a0341ebd
+    // https://developer.android.com/reference/android/os/Build.VERSION_CODES.html
+    // minSdkVersion (lowest possible) <= targetSdkVersion == compileSdkVersion (latest SDK)
+    
+    // This is the SDK version you compile against
+    compileSdkVersion 16
+  
+    // https://developer.android.com/studio/releases/build-tools.html
+    buildToolsVersion "26.0.1"
+
+    sourceSets {
+      main {
+        jniLibs.srcDirs = ['libs']
+        manifest.srcFile 'AndroidManifest.xml'
+        java.srcDirs = ['src']
+        res.srcDirs = ['res']
+        assets.srcDirs = ['assets']
+      }
+    }
+
+    defaultConfig {
+        applicationId 'TEMPLATE_APP_NAME'
+
+
+        // This is the minimal device where the application is allowed to be installed
+        minSdkVersion 10
+
+        // targetSdkVersion is the main way Android provides forward compatibility
+        targetSdkVersion 16
+    }
+   
+    signingConfigs {
+      release {
+         storeFile file("/home/me/mykey.keystore")
+         storePassword "mypassword"
+         keyAlias "myalias"
+         keyPassword "mypassword"
+      }
+    }
+
+    externalNativeBuild {
+       ndkBuild {
+         path "jni/Android.mk"
+       }
+    }
+
+    defaultConfig {
+      externalNativeBuild {
+         ndkBuild {
+           arguments "-jTEMPLATE_NCPUS"
+//           abiFilters "armeabi"
+         }
+      }
+    }
+
+    buildTypes {
+      release {
+// seem to harm SDL test apps, though it works on real app
+//         minifyEnabled true
+         proguardFile getDefaultProguardFile('proguard-android.txt')
+         proguardFile file('./proguard.pro')
+         signingConfig signingConfigs.release
+      }
+    }
+}
+
+dependencies {
+  compile fileTree(dir: 'libs', include: ['*.jar'])
+}
+
+task appStart(type: Exec) {
+  description 'Run APK on the device'
+  commandLine('adb', 'shell', 'am', 'start', '-n', sprintf("%s/.TEMPLATE_ACTIVITY_NAME", android.defaultConfig.applicationId))
+}
+
+
+// You can use gradle from android-studio: https://developer.android.com/studio/index.html
+// or download it from Gradle: http://services.gradle.org/distributions/
+// (download the bin, and do: ~/Downloads/gradle/gradle-3.2/bin/gradle wrapper)
+task wrapper(type: Wrapper) {
+       gradleVersion = '3.2'
+}
+
diff -r 381449ca1cd2 android-project/build.properties
--- a/android-project/build.properties	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,17 +0,0 @@
-# This file is used to override default values used by the Ant build system.
-# 
-# This file must be checked in Version Control Systems, as it is
-# integral to the build system of your project.
-
-# This file is only used by the Ant script.
-
-# You can use this to override default values such as
-#  'source.dir' for the location of your java source folder and
-#  'out.dir' for the location of your output folder.
-
-# You can also use it define how the release builds are signed by declaring
-# the following properties:
-#  'key.store' for the location of your keystore and
-#  'key.alias' for the name of the key to use.
-# The password will be asked during the build when you use the 'release' target.
-
diff -r 381449ca1cd2 android-project/build.xml
--- a/android-project/build.xml	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,93 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!-- This should be changed to the name of your project -->
-<project name="SDLActivity" default="help">
-
-    <!-- The local.properties file is created and updated by the 'android' tool.
-         It contains the path to the SDK. It should *NOT* be checked into
-         Version Control Systems. -->
-    <property file="local.properties" />
-
-    <!-- The ant.properties file can be created by you. It is only edited by the
-         'android' tool to add properties to it.
-         This is the place to change some Ant specific build properties.
-         Here are some properties you may want to change/update:
-
-         source.dir
-             The name of the source directory. Default is 'src'.
-         out.dir
-             The name of the output directory. Default is 'bin'.
-
-         For other overridable properties, look at the beginning of the rules
-         files in the SDK, at tools/ant/build.xml
-
-         Properties related to the SDK location or the project target should
-         be updated using the 'android' tool with the 'update' action.
-
-         This file is an integral part of the build system for your
-         application and should be checked into Version Control Systems.
-
-         -->
-    <property file="ant.properties" />
-
-    <!-- if sdk.dir was not set from one of the property file, then
-         get it from the ANDROID_HOME env var.
-         This must be done before we load project.properties since
-         the proguard config can use sdk.dir -->
-    <property environment="env" />
-    <condition property="sdk.dir" value="${env.ANDROID_HOME}">
-        <isset property="env.ANDROID_HOME" />
-    </condition>
-
-    <!-- The project.properties file is created and updated by the 'android'
-         tool, as well as ADT.
-
-         This contains project specific properties such as project target, and library
-         dependencies. Lower level build properties are stored in ant.properties
-         (or in .classpath for Eclipse projects).
-
-         This file is an integral part of the build system for your
-         application and should be checked into Version Control Systems. -->
-    <loadproperties srcFile="project.properties" />
-
-    <!-- quick check on sdk.dir -->
-    <fail
-            message="sdk.dir is missing. Make sure to generate local.properties using 'android update project' or to inject it through the ANDROID_HOME environment variable."
-            unless="sdk.dir"
-    />
-
-    <!--
-        Import per project custom build rules if present at the root of the project.
-        This is the place to put custom intermediary targets such as:
-            -pre-build
-            -pre-compile
-            -post-compile (This is typically used for code obfuscation.
-                           Compiled code location: ${out.classes.absolute.dir}
-                           If this is not done in place, override ${out.dex.input.absolute.dir})
-            -post-package
-            -post-build
-            -pre-clean
-    -->
-    <import file="custom_rules.xml" optional="true" />
-
-    <!-- Import the actual build file.
-
-         To customize existing targets, there are two options:
-         - Customize only one target:
-             - copy/paste the target into this file, *before* the
-               <import> task.
-             - customize it to your needs.
-         - Customize the whole content of build.xml
-             - copy/paste the content of the rules files (minus the top node)
-               into this file, replacing the <import> task.
-             - customize to your needs.
-
-         ***********************
-         ****** IMPORTANT ******
-         ***********************
-         In all cases you must update the value of version-tag below to read 'custom' instead of an integer,
-         in order to avoid having your file be overridden by tools such as "android update project"
-    -->
-    <!-- version-tag: 1 -->
-    <import file="${sdk.dir}/tools/ant/build.xml" />
-
-</project>
diff -r 381449ca1cd2 android-project/default.properties
--- a/android-project/default.properties	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,11 +0,0 @@
-# This file is automatically generated by Android Tools.
-# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-# 
-# This file must be checked in Version Control Systems.
-# 
-# To customize properties used by the Ant build system use,
-# "build.properties", and override values to adapt the script to your
-# project structure.
-
-# Project target.
-target=android-12
diff -r 381449ca1cd2 android-project/proguard-project.txt
--- a/android-project/proguard-project.txt	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,20 +0,0 @@
-# To enable ProGuard in your project, edit project.properties
-# to define the proguard.config property as described in that file.
-#
-# Add project specific ProGuard rules here.
-# By default, the flags in this file are appended to flags specified
-# in ${sdk.dir}/tools/proguard/proguard-android.txt
-# You can edit the include path and order by changing the ProGuard
-# include property in project.properties.
-#
-# For more details, see
-#   http://developer.android.com/guide/developing/tools/proguard.html
-
-# Add any project specific keep options here:
-
-# If your project uses WebView with JS, uncomment the following
-# and specify the fully qualified class name to the JavaScript interface
-# class:
-#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
-#   public *;
-#}
diff -r 381449ca1cd2 android-project/proguard.pro
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/android-project/proguard.pro	Wed Aug 30 21:58:09 2017 +0200
@@ -0,0 +1,20 @@
+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff -r 381449ca1cd2 android-project/project.properties
--- a/android-project/project.properties	Wed Aug 30 00:40:06 2017 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,14 +0,0 @@
-# This file is automatically generated by Android Tools.
-# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
-#
-# This file must be checked in Version Control Systems.
-#
-# To customize properties used by the Ant build system edit
-# "ant.properties", and override values to adapt the script to your
-# project structure.
-#
-# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
-#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
-
-# Project target.
-target=android-12
diff -r 381449ca1cd2 build-scripts/androidbuild.sh
--- a/build-scripts/androidbuild.sh	Wed Aug 30 00:40:06 2017 -0700
+++ b/build-scripts/androidbuild.sh	Wed Aug 30 21:58:09 2017 +0200
@@ -39,16 +39,16 @@
     exit 1
 fi
 
-ANDROID=`which android`
-if [ -z "$ANDROID" ];then
-    echo "Could not find the android utility, install Android's SDK and add it to the path"
+if [ -z "$ANDROID_HOME" ];then
+    echo "Could not find environment variable ANDROID_HOME. Set it to your Android's SDK location."
     exit 1
 fi
 
-ANT=`which ant`
-
-if [ -z "$ANT" ];then
-    echo "Could not find the ant utility, install Android's SDK and add it to the path"
+# you can get gradle from Android Studio (android-studio/gradle/gradle-3.2/bin/)
+# or from http://services.gradle.org/distributions/
+GRADLE=`which gradle`
+if [ -z "$GRADLE" ];then
+    echo "Could not find the gradle utility, install Android Studio and add gradle to you PATH"
     exit 1
 fi
 
@@ -106,30 +106,46 @@
 
 ACTIVITY="${folder}Activity"
 sed -i -e "s|SDLActivity|$ACTIVITY|g" $BUILDPATH/AndroidManifest.xml
-sed -i -e "s|SDLActivity|$APP|g" $BUILDPATH/build.xml
 
 # Fill in a default Activity
 echo "package $APP;" >  "$ACTIVITY.java"
 echo "import org.libsdl.app.SDLActivity;" >> "$ACTIVITY.java"
 echo "public class $ACTIVITY extends SDLActivity {}" >> "$ACTIVITY.java"
 
-# Update project and build
+# Update the gradle file
+sed -i -e "s|TEMPLATE_ACTIVITY_NAME|$ACTIVITY|g" $BUILDPATH/build.gradle
+sed -i -e "s|TEMPLATE_APP_NAME|$APP|g"           $BUILDPATH/build.gradle
+sed -i -e "s|TEMPLATE_NCPUS|$NCPUS|g"            $BUILDPATH/build.gradle
+
+
+# Build project in debug.
+# To build in release, you need to sign it
 cd $BUILDPATH
-$ANDROID update project --path $BUILDPATH
-$NDKBUILD -j $NCPUS $NDKARGS
-$ANT debug
+
+# $GRADLE assembleRelease
+$GRADLE assembleDebug
 
 cd $CURDIR
 
-APK="$BUILDPATH/bin/$APP-debug.apk"
-
-if [ -f "$APK" ]; then
-    echo "Your APK is ready at $APK"
+APK_RELEASE="$BUILDPATH/build/outputs/apk/$APP-release.apk"
+if [ -f "$APK_RELEASE" ]; then
+    echo "Your release APK is ready at $APK"
     echo "To install to your device: "
     echo "cd  $BUILDPATH"
-    echo "ant debug install"
+    echo "gradle installRelease"
+    echo "gradle appStart"
+    exit 0
+fi
+
+APK_DEBUG="$BUILDPATH/build/outputs/apk/$APP-debug.apk"
+if [ -f "$APK_DEBUG" ]; then
+    echo "Your debug APK is ready at $APK"
+    echo "To install to your device: "
+    echo "cd  $BUILDPATH"
+    echo "gradle installDebug"
+    echo "gradle appStart"
     exit 0
 fi
 
 echo "There was an error building the APK"
-exit 1
\ No newline at end of file
+exit 1