diff --git a/android/neverallow.go b/android/neverallow.go
index 5f069b8..38d9722 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -153,6 +153,7 @@
 	javaDeviceForHostProjectsAllowedList := []string{
 		"development/build",
 		"external/guava",
+		"external/kotlinx.coroutines",
 		"external/robolectric-shadows",
 		"external/robolectric",
 		"frameworks/layoutlib",
diff --git a/apex/apex.go b/apex/apex.go
index 951157f..f12c517 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -2776,61 +2776,13 @@
 	// Module separator
 	//
 	m["com.android.btservices"] = []string{
-		"bluetooth-protos-lite",
-		"internal_include_headers",
-		"libaudio-a2dp-hw-utils",
-		"libaudio-hearing-aid-hw-utils",
-		"libbluetooth",
-		"libbluetooth-types",
-		"libbluetooth-types-header",
-		"libbluetooth_gd",
-		"libbluetooth_headers",
-		"libbluetooth_jni",
-		"libbt-audio-hal-interface",
-		"libbt-bta",
-		"libbt-common",
-		"libbt-hci",
-		"libbt-platform-protos-lite",
-		"libbt-protos-lite",
-		"libbt-sbc-decoder",
-		"libbt-sbc-encoder",
-		"libbt-stack",
-		"libbt-utils",
-		"libbtcore",
-		"libbtdevice",
-		"libbte",
-		"libbtif",
-		"libchrome",
+		// empty
 	}
 	//
 	// Module separator
 	//
 	m["com.android.bluetooth"] = []string{
-		"bluetooth-protos-lite",
-		"internal_include_headers",
-		"libaudio-a2dp-hw-utils",
-		"libaudio-hearing-aid-hw-utils",
-		"libbluetooth",
-		"libbluetooth-types",
-		"libbluetooth-types-header",
-		"libbluetooth_gd",
-		"libbluetooth_headers",
-		"libbluetooth_jni",
-		"libbt-audio-hal-interface",
-		"libbt-bta",
-		"libbt-common",
-		"libbt-hci",
-		"libbt-platform-protos-lite",
-		"libbt-protos-lite",
-		"libbt-sbc-decoder",
-		"libbt-sbc-encoder",
-		"libbt-stack",
-		"libbt-utils",
-		"libbtcore",
-		"libbtdevice",
-		"libbte",
-		"libbtif",
-		"libchrome",
+		// empty
 	}
 	//
 	// Module separator
diff --git a/cmd/pom2bp/pom2bp.go b/cmd/pom2bp/pom2bp.go
index f8844fc..ba0648d 100644
--- a/cmd/pom2bp/pom2bp.go
+++ b/cmd/pom2bp/pom2bp.go
@@ -150,6 +150,7 @@
 var defaultMinSdkVersion string
 var useVersion string
 var staticDeps bool
+var writeCmd bool
 var jetifier bool
 
 func InList(s string, list []string) bool {
@@ -206,6 +207,10 @@
 	return p.Packaging == "jar"
 }
 
+func (p Pom) IsApk() bool {
+	return p.Packaging == "apk"
+}
+
 func (p Pom) IsHostModule() bool {
 	return hostModuleNames.IsHostModule(p.GroupId, p.ArtifactId)
 }
@@ -243,6 +248,8 @@
 func (p Pom) ImportModuleType() string {
 	if p.IsAar() {
 		return "android_library_import"
+	} else if p.IsApk() {
+		return "android_app_import"
 	} else if p.IsHostOnly() {
 		return "java_import_host"
 	} else {
@@ -253,6 +260,8 @@
 func (p Pom) BazelImportTargetType() string {
 	if p.IsAar() {
 		return "aar_import"
+	} else if p.IsApk() {
+		return "apk_import"
 	} else {
 		return "java_import"
 	}
@@ -261,6 +270,8 @@
 func (p Pom) ImportProperty() string {
 	if p.IsAar() {
 		return "aars"
+	} else if p.IsApk() {
+		return "apk"
 	} else {
 		return "jars"
 	}
@@ -269,6 +280,8 @@
 func (p Pom) BazelImportProperty() string {
 	if p.IsAar() {
 		return "aar"
+	} else if p.IsApk() {
+		return "apk"
 	} else {
 		return "jars"
 	}
@@ -492,8 +505,12 @@
 var bpTemplate = template.Must(template.New("bp").Parse(`
 {{.ImportModuleType}} {
     name: "{{.BpName}}",
+    {{- if .IsApk}}
+    {{.ImportProperty}}: "{{.ArtifactFile}}",
+    {{- else}}
     {{.ImportProperty}}: ["{{.ArtifactFile}}"],
     sdk_version: "{{.SdkVersion}}",
+    {{- end}}
     {{- if .Jetifier}}
     jetifier: true,
     {{- end}}
@@ -534,8 +551,14 @@
     ],
     {{- end}}
     {{- else if not .IsHostOnly}}
+    {{- if not .IsApk}}
     min_sdk_version: "{{.DefaultMinSdkVersion}}",
     {{- end}}
+    {{- end}}
+    {{- if .IsApk}}
+    presigned: true
+    {{- end}}
+
 }
 `))
 
@@ -810,6 +833,9 @@
   -use-version <version>
      If the maven directory contains multiple versions of artifacts and their pom files,
      -use-version can be used to only write Android.bp files for a specific version of those artifacts.
+  -write-cmd
+     Whether to write the command line arguments used to generate the build file as a comment at
+     the top of the build file itself.
   -jetifier
      Sets jetifier: true for all modules.
   <dir>
@@ -824,6 +850,7 @@
 
 	var regen string
 	var pom2build bool
+	var prepend string
 
 	flag.Var(&excludes, "exclude", "Exclude module")
 	flag.Var(&extraStaticLibs, "extra-static-libs", "Extra static dependencies needed when depending on a module")
@@ -836,9 +863,11 @@
 	flag.StringVar(&defaultMinSdkVersion, "default-min-sdk-version", "24", "Default min_sdk_version to use, if one is not available from AndroidManifest.xml. Default: 24")
 	flag.StringVar(&useVersion, "use-version", "", "Only read artifacts of a specific version")
 	flag.BoolVar(&staticDeps, "static-deps", false, "Statically include direct dependencies")
+	flag.BoolVar(&writeCmd, "write-cmd", true, "Write command line arguments as a comment")
 	flag.BoolVar(&jetifier, "jetifier", false, "Sets jetifier: true on all modules")
 	flag.StringVar(&regen, "regen", "", "Rewrite specified file")
 	flag.BoolVar(&pom2build, "pom2build", false, "If true, will generate a Bazel BUILD file *instead* of a .bp file")
+	flag.StringVar(&prepend, "prepend", "", "Path to a file containing text to insert at the beginning of the generated build file")
 	flag.Parse()
 
 	if regen != "" {
@@ -962,8 +991,22 @@
 	if pom2build {
 		commentString = "#"
 	}
-	fmt.Fprintln(buf, commentString, "Automatically generated with:")
-	fmt.Fprintln(buf, commentString, "pom2bp", strings.Join(proptools.ShellEscapeList(os.Args[1:]), " "))
+
+	fmt.Fprintln(buf, commentString, "This is a generated file. Do not modify directly.")
+
+	if writeCmd {
+		fmt.Fprintln(buf, commentString, "Automatically generated with:")
+		fmt.Fprintln(buf, commentString, "pom2bp", strings.Join(proptools.ShellEscapeList(os.Args[1:]), " "))
+	}
+
+	if prepend != "" {
+		contents, err := ioutil.ReadFile(prepend)
+		if err != nil {
+			fmt.Fprintln(os.Stderr, "Error reading", prepend, err)
+			os.Exit(1)
+		}
+		fmt.Fprintln(buf, string(contents))
+	}
 
 	depsTemplate := bpDepsTemplate
 	template := bpTemplate
@@ -974,7 +1017,7 @@
 
 	for _, pom := range poms {
 		var err error
-		if staticDeps {
+		if staticDeps && !pom.IsApk() {
 			err = depsTemplate.Execute(buf, pom)
 		} else {
 			err = template.Execute(buf, pom)
diff --git a/java/base.go b/java/base.go
index 7aa2814..f4a91f5 100644
--- a/java/base.go
+++ b/java/base.go
@@ -749,9 +749,7 @@
 		// Kotlin files
 		ctx.AddVariationDependencies(nil, kotlinStdlibTag,
 			"kotlin-stdlib", "kotlin-stdlib-jdk7", "kotlin-stdlib-jdk8")
-		if len(j.properties.Plugins) > 0 {
-			ctx.AddVariationDependencies(nil, kotlinAnnotationsTag, "kotlin-annotations")
-		}
+		ctx.AddVariationDependencies(nil, kotlinAnnotationsTag, "kotlin-annotations")
 	}
 
 	// Framework libraries need special handling in static coverage builds: they should not have
@@ -1107,8 +1105,6 @@
 		flags.classpath = append(flags.classpath, deps.kotlinStdlib...)
 		flags.classpath = append(flags.classpath, deps.kotlinAnnotations...)
 
-		flags.dexClasspath = append(flags.dexClasspath, deps.kotlinAnnotations...)
-
 		flags.kotlincClasspath = append(flags.kotlincClasspath, flags.bootClasspath...)
 		flags.kotlincClasspath = append(flags.kotlincClasspath, flags.classpath...)
 
@@ -1140,9 +1136,12 @@
 		// Jar kotlin classes into the final jar after javac
 		if BoolDefault(j.properties.Static_kotlin_stdlib, true) {
 			kotlinJars = append(kotlinJars, deps.kotlinStdlib...)
+			kotlinJars = append(kotlinJars, deps.kotlinAnnotations...)
 			kotlinHeaderJars = append(kotlinHeaderJars, deps.kotlinStdlib...)
+			kotlinHeaderJars = append(kotlinHeaderJars, deps.kotlinAnnotations...)
 		} else {
 			flags.dexClasspath = append(flags.dexClasspath, deps.kotlinStdlib...)
+			flags.dexClasspath = append(flags.dexClasspath, deps.kotlinAnnotations...)
 		}
 	}
 
diff --git a/java/java.go b/java/java.go
index 1e99aa3..9830d08 100644
--- a/java/java.go
+++ b/java/java.go
@@ -526,6 +526,20 @@
 	}
 }
 
+func (v javaVersion) StringForKotlinc() string {
+	// $ ./external/kotlinc/bin/kotlinc -jvm-target foo
+	// error: unknown JVM target version: foo
+	// Supported versions: 1.6, 1.8, 9, 10, 11, 12, 13, 14, 15, 16, 17
+	switch v {
+	case JAVA_VERSION_7:
+		return "1.6"
+	case JAVA_VERSION_9:
+		return "9"
+	default:
+		return v.String()
+	}
+}
+
 // Returns true if javac targeting this version uses system modules instead of a bootclasspath.
 func (v javaVersion) usesJavaModules() bool {
 	return v >= 9
diff --git a/java/kotlin.go b/java/kotlin.go
index 903c624..9bff5ea 100644
--- a/java/kotlin.go
+++ b/java/kotlin.go
@@ -119,9 +119,8 @@
 			"srcJarDir":         android.PathForModuleOut(ctx, "kotlinc", "srcJars").String(),
 			"kotlinBuildFile":   android.PathForModuleOut(ctx, "kotlinc-build.xml").String(),
 			"emptyDir":          android.PathForModuleOut(ctx, "kotlinc", "empty").String(),
-			// http://b/69160377 kotlinc only supports -jvm-target 1.6 and 1.8
-			"kotlinJvmTarget": "1.8",
-			"name":            kotlinName,
+			"kotlinJvmTarget":   flags.javaVersion.StringForKotlinc(),
+			"name":              kotlinName,
 		},
 	})
 }
diff --git a/java/kotlin_test.go b/java/kotlin_test.go
index 435d782..491ce29 100644
--- a/java/kotlin_test.go
+++ b/java/kotlin_test.go
@@ -42,6 +42,11 @@
 		}
 		`)
 
+	kotlinStdlib := ctx.ModuleForTests("kotlin-stdlib", "android_common").
+		Output("turbine-combined/kotlin-stdlib.jar").Output
+	kotlinAnnotations := ctx.ModuleForTests("kotlin-annotations", "android_common").
+		Output("turbine-combined/kotlin-annotations.jar").Output
+
 	fooKotlinc := ctx.ModuleForTests("foo", "android_common").Rule("kotlinc")
 	fooJavac := ctx.ModuleForTests("foo", "android_common").Rule("javac")
 	fooJar := ctx.ModuleForTests("foo", "android_common").Output("combined/foo.jar")
@@ -69,6 +74,16 @@
 			fooJar.Inputs.Strings(), fooKotlincClasses.String())
 	}
 
+	if !inList(kotlinStdlib.String(), fooJar.Inputs.Strings()) {
+		t.Errorf("foo jar inputs %v does not contain %v",
+			fooJar.Inputs.Strings(), kotlinStdlib.String())
+	}
+
+	if !inList(kotlinAnnotations.String(), fooJar.Inputs.Strings()) {
+		t.Errorf("foo jar inputs %v does not contain %v",
+			fooJar.Inputs.Strings(), kotlinAnnotations.String())
+	}
+
 	if !inList(fooKotlincHeaderClasses.String(), fooHeaderJar.Inputs.Strings()) {
 		t.Errorf("foo header jar inputs %v does not contain %q",
 			fooHeaderJar.Inputs.Strings(), fooKotlincHeaderClasses.String())
diff --git a/rust/config/allowed_list.go b/rust/config/allowed_list.go
index 802e1da..7468579 100644
--- a/rust/config/allowed_list.go
+++ b/rust/config/allowed_list.go
@@ -8,6 +8,7 @@
 	RustAllowedPaths = []string{
 		"device/google/cuttlefish",
 		"external/adhd",
+		"external/boringssl",
 		"external/crosvm",
 		"external/libchromeos-rs",
 		"external/minijail",