diff --git a/app/build.gradle b/app/build.gradle
index ec79ad34e9..6e818131e5 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -201,6 +201,7 @@ dependencies {
     implementation project(':plugins:main')
     implementation project(':plugins:openhumans')
     implementation project(':plugins:sensitivity')
+    implementation project(':plugins:support')
     implementation project(':implementation')
     implementation project(':database:entities')
     implementation project(':database:impl')
diff --git a/app/src/main/java/info/nightscout/androidaps/MainActivity.kt b/app/src/main/java/info/nightscout/androidaps/MainActivity.kt
index f911c8ba84..4a1232daec 100644
--- a/app/src/main/java/info/nightscout/androidaps/MainActivity.kt
+++ b/app/src/main/java/info/nightscout/androidaps/MainActivity.kt
@@ -42,7 +42,7 @@ import info.nightscout.core.ui.toast.ToastUtils
 import info.nightscout.core.utils.CryptoUtil
 import info.nightscout.core.utils.fabric.FabricPrivacy
 import info.nightscout.core.utils.isRunningRealPumpTest
-import info.nightscout.core.versionChecker.VersionCheckerUtils
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
 import info.nightscout.database.entities.UserEntry.Action
 import info.nightscout.database.entities.UserEntry.Sources
 import info.nightscout.interfaces.AndroidPermission
diff --git a/app/src/main/java/info/nightscout/androidaps/MainApp.kt b/app/src/main/java/info/nightscout/androidaps/MainApp.kt
index 202c36e034..9778886116 100644
--- a/app/src/main/java/info/nightscout/androidaps/MainApp.kt
+++ b/app/src/main/java/info/nightscout/androidaps/MainApp.kt
@@ -24,7 +24,7 @@ import info.nightscout.androidaps.services.AlarmSoundServiceHelper
 import info.nightscout.androidaps.utils.ProcessLifecycleListener
 import info.nightscout.core.ui.locale.LocaleHelper
 import info.nightscout.core.utils.receivers.NetworkChangeReceiver
-import info.nightscout.core.versionChecker.VersionCheckerUtils
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
 import info.nightscout.database.entities.TherapyEvent
 import info.nightscout.database.entities.UserEntry
 import info.nightscout.database.impl.AppRepository
diff --git a/app/src/main/java/info/nightscout/androidaps/di/AppComponent.kt b/app/src/main/java/info/nightscout/androidaps/di/AppComponent.kt
index a989fc87f5..05fce0f281 100644
--- a/app/src/main/java/info/nightscout/androidaps/di/AppComponent.kt
+++ b/app/src/main/java/info/nightscout/androidaps/di/AppComponent.kt
@@ -22,6 +22,7 @@ import info.nightscout.database.impl.DatabaseModule
 import info.nightscout.implementation.di.ImplementationModule
 import info.nightscout.plugins.aps.di.ApsModule
 import info.nightscout.plugins.di.PluginsModule
+import info.nightscout.plugins.support.di.PluginsSupportModule
 import info.nightscout.pump.combo.di.ComboModule
 import info.nightscout.pump.combov2.di.ComboV2Module
 import info.nightscout.pump.common.di.PumpCommonModule
@@ -65,6 +66,8 @@ import javax.inject.Singleton
         SharedImplModule::class,
         UiModule::class,
         ValidatorsModule::class,
+        PluginsSupportModule::class,
+        PluginsSupportModule.Bindings::class,
 
         // pumps
         ComboModule::class,
diff --git a/app/src/main/java/info/nightscout/androidaps/di/PluginsListModule.kt b/app/src/main/java/info/nightscout/androidaps/di/PluginsListModule.kt
index a37c95e2e6..a315e1b9f4 100644
--- a/app/src/main/java/info/nightscout/androidaps/di/PluginsListModule.kt
+++ b/app/src/main/java/info/nightscout/androidaps/di/PluginsListModule.kt
@@ -267,7 +267,7 @@ abstract class PluginsListModule {
     @NotNSClient
     @IntoMap
     @IntKey(270)
-    abstract fun bindVersionCheckerPlugin(plugin: VersionCheckerPlugin): PluginBase
+    abstract fun bindVersionCheckerPlugin(plugin: info.nightscout.plugins.constraints.versionChecker.VersionCheckerPlugin): PluginBase
 
     @Binds
     @NotNSClient
@@ -279,7 +279,7 @@ abstract class PluginsListModule {
     @APS
     @IntoMap
     @IntKey(290)
-    abstract fun bindStorageConstraintPlugin(plugin: StorageConstraintPlugin): PluginBase
+    abstract fun bindStorageConstraintPlugin(plugin: info.nightscout.plugins.constraints.storage.StorageConstraintPlugin): PluginBase
 
     @Binds
     @APS
@@ -339,7 +339,7 @@ abstract class PluginsListModule {
     @AllConfigs
     @IntoMap
     @IntKey(380)
-    abstract fun bindDstHelperPlugin(plugin: DstHelperPlugin): PluginBase
+    abstract fun bindDstHelperPlugin(plugin: info.nightscout.plugins.constraints.dstHelper.DstHelperPlugin): PluginBase
 
     @Binds
     @AllConfigs
diff --git a/core/core-main/src/main/res/values/strings.xml b/core/core-main/src/main/res/values/strings.xml
index bd869c91b0..2e1d9d8670 100644
--- a/core/core-main/src/main/res/values/strings.xml
+++ b/core/core-main/src/main/res/values/strings.xml
@@ -259,16 +259,6 @@
     <string name="prefdecrypt_issue_wrong_format">Missing encryption configuration, settings format is invalid!</string>
     <string name="prefdecrypt_issue_wrong_algorithm">Unsupported or not specified encryption algorithm!</string>
 
-    <!-- VersionChecker -->
-    <string name="key_last_time_this_version_detected_as_ok" translatable="false">last_time_this_version_detected</string>
-    <string name="key_last_versionchecker_warning" translatable="false">last_versionchecker_warning</string>
-    <string name="key_last_expired_versionchecker_warning" translatable="false">last_expired_version_checker_warning</string>
-    <string name="key_last_versionchecker_plugin_warning" translatable="false">last_versionchecker_plugin_waring</string>
-    <string name="key_last_revoked_certs_check" translatable="false">last_revoked_certs_check</string>
-    <string name="running_invalid_version">We have detected that you are running an invalid version. Loop disabled!</string>
-    <string name="versionavailable">Version %1$s available</string>
-    <string name="version_expire">Version %1$s expire on %2$s</string>
-
     <!-- Permissions -->
     <string name="alert_dialog_storage_permission_text">Please reboot your phone or restart AAPS from the System Settings \notherwise Android APS will not have logging (important to track and verify that the algorithms are working correctly)!</string>
 
diff --git a/core/core-main/src/test/java/info/nightscout/androidaps/plugins/contraints/versionChecker/VersionCheckerUtilsKtTest.kt b/core/core-main/src/test/java/info/nightscout/androidaps/plugins/contraints/versionChecker/VersionCheckerUtilsKtTest.kt
index 1777c033e5..068ce45542 100644
--- a/core/core-main/src/test/java/info/nightscout/androidaps/plugins/contraints/versionChecker/VersionCheckerUtilsKtTest.kt
+++ b/core/core-main/src/test/java/info/nightscout/androidaps/plugins/contraints/versionChecker/VersionCheckerUtilsKtTest.kt
@@ -3,7 +3,7 @@ package info.nightscout.androidaps.plugins.contraints.versionChecker
 import dagger.Lazy
 import info.nightscout.androidaps.TestBase
 import info.nightscout.core.utils.receivers.ReceiverStatusStore
-import info.nightscout.core.versionChecker.VersionCheckerUtils
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
 import info.nightscout.core.versionChecker.numericVersionPart
 import info.nightscout.interfaces.Config
 import info.nightscout.rx.bus.RxBus
diff --git a/core/interfaces/src/main/java/info/nightscout/interfaces/versionChecker/VersionCheckerUtils.kt b/core/interfaces/src/main/java/info/nightscout/interfaces/versionChecker/VersionCheckerUtils.kt
new file mode 100644
index 0000000000..106ef9e9bd
--- /dev/null
+++ b/core/interfaces/src/main/java/info/nightscout/interfaces/versionChecker/VersionCheckerUtils.kt
@@ -0,0 +1,10 @@
+package info.nightscout.interfaces.versionChecker
+
+interface VersionCheckerUtils {
+
+    fun triggerCheckVersion()
+    fun compareWithCurrentVersion(newVersion: String?, currentVersion: String)
+    fun versionDigits(versionString: String?): IntArray
+    fun findVersion(file: String?): String?
+
+}
\ No newline at end of file
diff --git a/core/ui/src/main/res/values/strings.xml b/core/ui/src/main/res/values/strings.xml
index 9a45041549..a2083b818c 100644
--- a/core/ui/src/main/res/values/strings.xml
+++ b/core/ui/src/main/res/values/strings.xml
@@ -23,6 +23,7 @@
     <string name="mgdl">mg/dl</string>
     <string name="mmol">mmol/l</string>
     <string name="save">Save</string>
+    <string name="snooze">Snooze</string>
 
     <!--    Pumps -->
     <string name="battery_label">Battery</string>
diff --git a/implementation/src/main/java/info/nightscout/implementation/maintenance/PrefFileListProviderImpl.kt b/implementation/src/main/java/info/nightscout/implementation/maintenance/PrefFileListProviderImpl.kt
index 97d3d0292b..09554293aa 100644
--- a/implementation/src/main/java/info/nightscout/implementation/maintenance/PrefFileListProviderImpl.kt
+++ b/implementation/src/main/java/info/nightscout/implementation/maintenance/PrefFileListProviderImpl.kt
@@ -7,7 +7,7 @@ import dagger.Reusable
 import info.nightscout.androidaps.annotations.OpenForTesting
 import info.nightscout.androidaps.plugins.general.maintenance.formats.EncryptedPrefsFormat
 import info.nightscout.core.main.R
-import info.nightscout.core.versionChecker.VersionCheckerUtils
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
 import info.nightscout.interfaces.Config
 import info.nightscout.interfaces.maintenance.PrefFileListProvider
 import info.nightscout.interfaces.maintenance.PrefMetadata
diff --git a/plugins/main/build.gradle b/plugins/main/build.gradle
index 0f66b012b7..e4e0a3c2bf 100644
--- a/plugins/main/build.gradle
+++ b/plugins/main/build.gradle
@@ -46,9 +46,6 @@ dependencies {
     api "com.squareup.retrofit2:converter-gson:$retrofit2_version"
 
 
-    // Phone checker
-    api 'com.scottyab:rootbeer-lib:0.1.0'
-
     //SmsCommunicator
     api 'com.eatthepath:java-otp:0.3.1'
     api 'com.github.kenglxn.QRGen:android:2.6.0'
diff --git a/plugins/main/src/main/res/values/strings.xml b/plugins/main/src/main/res/values/strings.xml
index a79ec11cdb..e56c15916c 100644
--- a/plugins/main/src/main/res/values/strings.xml
+++ b/plugins/main/src/main/res/values/strings.xml
@@ -203,31 +203,6 @@
     <string name="a11y_bg_quality_recalculated">recalculated</string>
     <string name="a11y_bg_quality_doubles">double entries</string>
 
-    <!-- DST Helper -->
-    <string name="key_snooze_dst_in24h" translatable="false">snooze_dst_in24h</string>
-    <string name="key_snooze_loop_disabled" translatable="false">snooze_loop_disabled</string>
-
-    <string name="dst_plugin_name" translatable="false">Daylight Saving time</string>
-    <string name="dst_in_24h_warning">Daylight Saving time change in 24h or less</string>
-    <string name="dst_loop_disabled_warning">Daylight Saving time change less than 3 hours ago - Closed loop disabled</string>
-
-    <!-- Storage constraint -->
-    <string name="storage" translatable="false">Storage constraint</string>
-    <string name="disk_full">Free at least %1$d MB from internal storage! Loop disabled!</string>
-
-    <!-- Signature verifier -->
-    <string name="signature_verifier" translatable="false">Signature verifier</string>
-
-    <!-- Version Checker -->
-    <string name="version_checker" translatable="false">Version Checker</string>
-    <string name="old_version">old version</string>
-    <string name="very_old_version">very old version</string>
-    <string name="application_expired">Application expired</string>
-    <string name="new_version_warning">New version for at least %1$d days available! Fallback to LGS after %2$d days, loop will be disabled after %3$d days</string>
-
-    <!-- PhoneChecker -->
-    <string name="phone_checker" translatable="false">PhoneChecker</string>
-
     <!-- Objectives -->
     <string name="key_objectives_bg_is_available_in_ns" translatable="false">ObjectivesbgIsAvailableInNS</string>
     <string name="key_objectives_pump_status_is_available_in_ns" translatable="false">ObjectivespumpStatusIsAvailableInNS</string>
@@ -289,7 +264,6 @@
     <string name="key_statuslights_copy_ns" translatable="false">statuslights_copy_ns</string>
     <string name="key_statuslights_overview_advanced" translatable="false">statuslights_overview_advanced</string>
 
-    <string name="snooze">Snooze</string>
     <string name="copy_existing_values">Copy NS settings (if exists)?</string>
     <string name="key_show_statuslights" translatable="false">show_statuslights</string>
     <string name="show_statuslights">Show status lights on home screen</string>
diff --git a/plugins/main/src/test/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPluginTest.kt b/plugins/main/src/test/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPluginTest.kt
index fc6565c187..db16b67350 100644
--- a/plugins/main/src/test/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPluginTest.kt
+++ b/plugins/main/src/test/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPluginTest.kt
@@ -24,13 +24,13 @@ class DstHelperPluginTest : TestBase() {
     @Mock lateinit var activePlugin: ActivePlugin
     @Mock lateinit var loop: Loop
 
-    private lateinit var plugin: DstHelperPlugin
+    private lateinit var plugin: info.nightscout.plugins.constraints.dstHelper.DstHelperPlugin
 
     val injector = HasAndroidInjector { AndroidInjector { } }
 
     @Before
     fun mock() {
-        plugin = DstHelperPlugin(injector, aapsLogger, rh, sp, activePlugin, loop)
+        plugin = info.nightscout.plugins.constraints.dstHelper.DstHelperPlugin(injector, aapsLogger, rh, sp, activePlugin, loop)
     }
 
     @Test
diff --git a/plugins/main/src/test/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPluginTest.kt b/plugins/main/src/test/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPluginTest.kt
index ba81af98bd..f76f7df142 100644
--- a/plugins/main/src/test/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPluginTest.kt
+++ b/plugins/main/src/test/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPluginTest.kt
@@ -22,7 +22,7 @@ class SignatureVerifierPluginTest : TestBase() {
 
     @Test
     fun singleCharUnMapTest() {
-        val plugin = SignatureVerifierPlugin(injector, aapsLogger, rh, sp, rxBus, context)
+        val plugin = info.nightscout.plugins.constraints.signatureVerifier.SignatureVerifierPlugin(injector, aapsLogger, rh, sp, rxBus, context)
         val key = "2ΙšÄΠΒϨÒÇeЄtЄЗž-*Ж*ZcHijЊÄœ<|x\"Ε"
         val unmapped = plugin.singleCharUnMap(key)
         Assert.assertEquals("32:99:61:C4:A0:92:E8:D2:C7:65:04:74:04:17:7E:2D:2A:16:2A:5A:63:48:69:6A:0A:C4:53:3C:7C:78:22:95", unmapped)
diff --git a/plugins/main/src/test/java/info/nightscout/plugins/constraints/storage/StorageConstraintPluginTest.kt b/plugins/main/src/test/java/info/nightscout/plugins/constraints/storage/StorageConstraintPluginTest.kt
index 8eb0e6427a..fff1ed9911 100644
--- a/plugins/main/src/test/java/info/nightscout/plugins/constraints/storage/StorageConstraintPluginTest.kt
+++ b/plugins/main/src/test/java/info/nightscout/plugins/constraints/storage/StorageConstraintPluginTest.kt
@@ -20,10 +20,10 @@ class StorageConstraintPluginTest : TestBase() {
     @Mock lateinit var rh: ResourceHelper
     private val rxBusWrapper = RxBus(aapsSchedulers, aapsLogger)
 
-    private lateinit var storageConstraintPlugin: StorageConstraintPlugin
+    private lateinit var storageConstraintPlugin: info.nightscout.plugins.constraints.storage.StorageConstraintPlugin
 
     @Before fun prepareMock() {
-        storageConstraintPlugin = StorageConstraintPlugin({ AndroidInjector { } }, aapsLogger, rh, rxBusWrapper)
+        storageConstraintPlugin = info.nightscout.plugins.constraints.storage.StorageConstraintPlugin({ AndroidInjector { } }, aapsLogger, rh, rxBusWrapper)
         `when`(rh.gs(anyInt(), anyLong())).thenReturn("")
     }
 
@@ -32,7 +32,7 @@ class StorageConstraintPluginTest : TestBase() {
         aapsLogger: AAPSLogger,
         rh: ResourceHelper,
         rxBus: RxBus
-    ) : StorageConstraintPlugin(injector, aapsLogger, rh, rxBus) {
+    ) : info.nightscout.plugins.constraints.storage.StorageConstraintPlugin(injector, aapsLogger, rh, rxBus) {
 
         var memSize = 150L
         override fun availableInternalMemorySize(): Long = memSize
diff --git a/plugins/support/.gitignore b/plugins/support/.gitignore
new file mode 100644
index 0000000000..42afabfd2a
--- /dev/null
+++ b/plugins/support/.gitignore
@@ -0,0 +1 @@
+/build
\ No newline at end of file
diff --git a/plugins/support/build.gradle b/plugins/support/build.gradle
new file mode 100644
index 0000000000..4c4733d186
--- /dev/null
+++ b/plugins/support/build.gradle
@@ -0,0 +1,27 @@
+plugins {
+    id 'com.android.library'
+    id 'kotlin-android'
+    id 'kotlin-kapt'
+    id 'kotlin-allopen'
+    id 'com.hiya.jacoco-android'
+}
+
+apply from: "${project.rootDir}/core/core-main/android_dependencies.gradle"
+apply from: "${project.rootDir}/core/core-main/android_module_dependencies.gradle"
+apply from: "${project.rootDir}/core/core-main/test_dependencies.gradle"
+apply from: "${project.rootDir}/core/core-main/allopen_dependencies.gradle"
+apply from: "${project.rootDir}/core/core-main/jacoco_global.gradle"
+android {
+    namespace 'info.nightscout.plugins.support'
+}
+
+dependencies {
+    implementation project(':app-wear-shared:shared')
+    implementation project(':core:interfaces')
+    implementation project(':core:ui')
+    implementation project(':core:utils')
+
+    // Phone checker
+    api 'com.scottyab:rootbeer-lib:0.1.0'
+
+}
\ No newline at end of file
diff --git a/plugins/support/consumer-rules.pro b/plugins/support/consumer-rules.pro
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/plugins/support/proguard-rules.pro b/plugins/support/proguard-rules.pro
new file mode 100644
index 0000000000..481bb43481
--- /dev/null
+++ b/plugins/support/proguard-rules.pro
@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# 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 *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
\ No newline at end of file
diff --git a/plugins/support/src/main/AndroidManifest.xml b/plugins/support/src/main/AndroidManifest.xml
new file mode 100644
index 0000000000..a5918e68ab
--- /dev/null
+++ b/plugins/support/src/main/AndroidManifest.xml
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
+
+</manifest>
\ No newline at end of file
diff --git a/plugins/main/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt
similarity index 96%
rename from plugins/main/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt
index dbf1562014..49bfe97d9f 100644
--- a/plugins/main/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/dstHelper/DstHelperPlugin.kt
@@ -9,7 +9,7 @@ import info.nightscout.interfaces.plugin.ActivePlugin
 import info.nightscout.interfaces.plugin.PluginBase
 import info.nightscout.interfaces.plugin.PluginDescription
 import info.nightscout.interfaces.plugin.PluginType
-import info.nightscout.plugins.R
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.rx.logging.LTag
 import info.nightscout.shared.interfaces.ResourceHelper
@@ -79,13 +79,13 @@ class DstHelperPlugin @Inject constructor(
         return value
     }
 
-    fun wasDST(now: Calendar): Boolean {
+    private fun wasDST(now: Calendar): Boolean {
         val ago = now.clone() as Calendar
         ago.add(Calendar.HOUR, DISABLE_TIME_FRAME_HOURS)
         return now[Calendar.DST_OFFSET] != ago[Calendar.DST_OFFSET]
     }
 
-    fun willBeDST(now: Calendar): Boolean {
+    private fun willBeDST(now: Calendar): Boolean {
         val ago = now.clone() as Calendar
         ago.add(Calendar.HOUR, WARN_PRIOR_TIME_FRAME_HOURS)
         return now[Calendar.DST_OFFSET] != ago[Calendar.DST_OFFSET]
diff --git a/plugins/main/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt
similarity index 97%
rename from plugins/main/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt
index c6a0cb9000..351738d076 100644
--- a/plugins/main/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/phoneChecker/PhoneCheckerPlugin.kt
@@ -8,7 +8,7 @@ import info.nightscout.interfaces.constraints.Constraints
 import info.nightscout.interfaces.plugin.PluginBase
 import info.nightscout.interfaces.plugin.PluginDescription
 import info.nightscout.interfaces.plugin.PluginType
-import info.nightscout.plugins.R
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.shared.interfaces.ResourceHelper
 import javax.inject.Inject
diff --git a/plugins/main/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt
similarity index 96%
rename from plugins/main/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt
index 9ef27b5602..a0c4e3a0f6 100644
--- a/plugins/main/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/signatureVerifier/SignatureVerifierPlugin.kt
@@ -5,15 +5,14 @@ import android.content.pm.PackageManager
 import android.os.Handler
 import android.os.HandlerThread
 import dagger.android.HasAndroidInjector
-import info.nightscout.core.events.EventNewNotification
 import info.nightscout.interfaces.constraints.Constraint
 import info.nightscout.interfaces.constraints.Constraints
 import info.nightscout.interfaces.notifications.Notification
 import info.nightscout.interfaces.plugin.PluginBase
 import info.nightscout.interfaces.plugin.PluginDescription
 import info.nightscout.interfaces.plugin.PluginType
-import info.nightscout.plugins.R
-import info.nightscout.rx.bus.RxBus
+import info.nightscout.interfaces.ui.ActivityNames
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.shared.interfaces.ResourceHelper
 import info.nightscout.shared.sharedPreferences.SP
@@ -45,8 +44,8 @@ class SignatureVerifierPlugin @Inject constructor(
     aapsLogger: AAPSLogger,
     rh: ResourceHelper,
     private val sp: SP,
-    private val rxBus: RxBus,
-    private val context: Context
+    private val context: Context,
+    private val activityNames: ActivityNames
 ) : PluginBase(
     PluginDescription()
         .mainType(PluginType.CONSTRAINTS)
@@ -104,8 +103,7 @@ class SignatureVerifierPlugin @Inject constructor(
     }
 
     private fun showNotification() {
-        val notification = Notification(Notification.INVALID_VERSION, rh.gs(R.string.running_invalid_version), Notification.URGENT)
-        rxBus.send(EventNewNotification(notification))
+        activityNames.addNotification(Notification.INVALID_VERSION, rh.gs(R.string.running_invalid_version), Notification.URGENT)
     }
 
     private fun hasIllegalSignature(): Boolean {
@@ -170,6 +168,7 @@ class SignatureVerifierPlugin @Inject constructor(
         return sb.toString()
     }
 
+/*
     fun singleCharUnMap(shortHash: String): String {
         val array = ByteArray(shortHash.length)
         val sb = StringBuilder()
@@ -179,6 +178,7 @@ class SignatureVerifierPlugin @Inject constructor(
         }
         return sb.toString()
     }
+*/
 
     private fun shouldDownloadCerts(): Boolean {
         return System.currentTimeMillis() - sp.getLong(R.string.key_last_revoked_certs_check, 0L) >= UPDATE_INTERVAL
diff --git a/plugins/main/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt
similarity index 84%
rename from plugins/main/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt
index aa467502e6..15cea33109 100644
--- a/plugins/main/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/storage/StorageConstraintPlugin.kt
@@ -4,7 +4,6 @@ import android.os.Environment
 import android.os.StatFs
 import dagger.android.HasAndroidInjector
 import info.nightscout.androidaps.annotations.OpenForTesting
-import info.nightscout.core.events.EventNewNotification
 import info.nightscout.interfaces.Constants
 import info.nightscout.interfaces.constraints.Constraint
 import info.nightscout.interfaces.constraints.Constraints
@@ -12,8 +11,8 @@ import info.nightscout.interfaces.notifications.Notification
 import info.nightscout.interfaces.plugin.PluginBase
 import info.nightscout.interfaces.plugin.PluginDescription
 import info.nightscout.interfaces.plugin.PluginType
-import info.nightscout.plugins.R
-import info.nightscout.rx.bus.RxBus
+import info.nightscout.interfaces.ui.ActivityNames
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.rx.logging.LTag
 import info.nightscout.shared.interfaces.ResourceHelper
@@ -26,7 +25,7 @@ class StorageConstraintPlugin @Inject constructor(
     injector: HasAndroidInjector,
     aapsLogger: AAPSLogger,
     rh: ResourceHelper,
-    private val rxBus: RxBus
+    private val activeNames: ActivityNames
 ) : PluginBase(
     PluginDescription()
         .mainType(PluginType.CONSTRAINTS)
@@ -42,8 +41,7 @@ class StorageConstraintPlugin @Inject constructor(
         if (diskFree < Constants.MINIMUM_FREE_SPACE) {
             aapsLogger.debug(LTag.CONSTRAINTS, "Closed loop disabled. Internal storage free (Mb):$diskFree")
             value.set(aapsLogger, false, rh.gs(R.string.disk_full, Constants.MINIMUM_FREE_SPACE), this)
-            val notification = Notification(Notification.DISK_FULL, rh.gs(R.string.disk_full, Constants.MINIMUM_FREE_SPACE), Notification.NORMAL)
-            rxBus.send(EventNewNotification(notification))
+            activeNames.addNotification(Notification.DISK_FULL, rh.gs(R.string.disk_full, Constants.MINIMUM_FREE_SPACE), Notification.NORMAL)
         }
         return value
     }
diff --git a/plugins/main/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt
similarity index 89%
rename from plugins/main/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt
index dd98cbb211..6dc3d9e4ad 100644
--- a/plugins/main/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerPlugin.kt
@@ -1,8 +1,6 @@
 package info.nightscout.plugins.constraints.versionChecker
 
 import dagger.android.HasAndroidInjector
-import info.nightscout.core.events.EventNewNotification
-import info.nightscout.core.versionChecker.VersionCheckerUtils
 import info.nightscout.interfaces.Config
 import info.nightscout.interfaces.constraints.Constraint
 import info.nightscout.interfaces.constraints.Constraints
@@ -10,7 +8,9 @@ import info.nightscout.interfaces.notifications.Notification
 import info.nightscout.interfaces.plugin.PluginBase
 import info.nightscout.interfaces.plugin.PluginDescription
 import info.nightscout.interfaces.plugin.PluginType
-import info.nightscout.plugins.R
+import info.nightscout.interfaces.ui.ActivityNames
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.bus.RxBus
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.shared.interfaces.ResourceHelper
@@ -30,7 +30,8 @@ class VersionCheckerPlugin @Inject constructor(
     val rxBus: RxBus,
     aapsLogger: AAPSLogger,
     private val config: Config,
-    private val dateUtil: DateUtil
+    private val dateUtil: DateUtil,
+    private val activityNames: ActivityNames
 ) : PluginBase(
     PluginDescription()
         .mainType(PluginType.CONSTRAINTS)
@@ -95,7 +96,7 @@ class VersionCheckerPlugin @Inject constructor(
                 gracePeriod.old,
                 gracePeriod.veryOld
             )
-            rxBus.send(EventNewNotification(Notification(Notification.OLD_VERSION, message, Notification.NORMAL)))
+            activityNames.addNotification(Notification.OLD_VERSION, message, Notification.NORMAL)
         }
 
         val endDate = sp.getLong(rh.gs(R.string.key_app_expiration) + "_" + config.VERSION_NAME, 0)
@@ -104,7 +105,7 @@ class VersionCheckerPlugin @Inject constructor(
             sp.putLong(R.string.key_last_versionchecker_plugin_warning, now)
 
             //notify
-            rxBus.send(EventNewNotification(Notification(Notification.VERSION_EXPIRE, rh.gs(R.string.application_expired), Notification.URGENT)))
+            activityNames.addNotification(Notification.VERSION_EXPIRE, rh.gs(R.string.application_expired), Notification.URGENT)
         }
     }
 
diff --git a/core/core-main/src/main/java/info/nightscout/core/versionChecker/VersionCheckerUtils.kt b/plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerUtilsImpl.kt
similarity index 87%
rename from core/core-main/src/main/java/info/nightscout/core/versionChecker/VersionCheckerUtils.kt
rename to plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerUtilsImpl.kt
index 00132f3890..a3b97cf40c 100644
--- a/core/core-main/src/main/java/info/nightscout/core/versionChecker/VersionCheckerUtils.kt
+++ b/plugins/support/src/main/java/info/nightscout/plugins/constraints/versionChecker/VersionCheckerUtilsImpl.kt
@@ -1,14 +1,14 @@
-package info.nightscout.core.versionChecker
+package info.nightscout.plugins.constraints.versionChecker
 
 import android.os.Build
 import dagger.Lazy
-import info.nightscout.core.events.EventNewNotification
-import info.nightscout.core.main.R
 import info.nightscout.core.utils.receivers.ReceiverStatusStore
 import info.nightscout.interfaces.Config
 import info.nightscout.interfaces.constraints.versionChecker.AllowedVersions
 import info.nightscout.interfaces.notifications.Notification
-import info.nightscout.rx.bus.RxBus
+import info.nightscout.interfaces.ui.ActivityNames
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
+import info.nightscout.plugins.support.R
 import info.nightscout.rx.logging.AAPSLogger
 import info.nightscout.rx.logging.LTag
 import info.nightscout.shared.interfaces.ResourceHelper
@@ -22,19 +22,19 @@ import javax.inject.Inject
 import javax.inject.Singleton
 
 @Singleton
-class VersionCheckerUtils @Inject constructor(
+class VersionCheckerUtilsImpl @Inject constructor(
     private val aapsLogger: AAPSLogger,
     private val sp: SP,
     private val rh: ResourceHelper,
-    private val rxBus: RxBus,
     private val config: Lazy<Config>,
     private val receiverStatusStore: ReceiverStatusStore,
-    private val dateUtil: DateUtil
-) {
+    private val dateUtil: DateUtil,
+    private val activityNames: ActivityNames
+) : VersionCheckerUtils {
 
     private fun isConnected(): Boolean = receiverStatusStore.isConnected
 
-    fun triggerCheckVersion() {
+    override fun triggerCheckVersion() {
 
         if (!sp.contains(R.string.key_last_time_this_version_detected_as_ok)) {
             // On a new installation, set it as 30 days old in order to warn that there is a new version.
@@ -73,7 +73,7 @@ class VersionCheckerUtils @Inject constructor(
             aapsLogger.debug(LTag.CORE, "Github master version not checked. No connectivity")
 
     @Suppress("SameParameterValue")
-    internal fun compareWithCurrentVersion(newVersion: String?, currentVersion: String) {
+    override fun compareWithCurrentVersion(newVersion: String?, currentVersion: String) {
 
         val newVersionElements = newVersion.toNumberList()
         val currentVersionElements = currentVersion.toNumberList()
@@ -121,7 +121,7 @@ class VersionCheckerUtils @Inject constructor(
         val now = dateUtil.now()
         if (now > sp.getLong(R.string.key_last_versionchecker_warning, 0) + WARN_EVERY) {
             aapsLogger.debug(LTag.CORE, "Version $currentVersion outdated. Found $newVersion")
-            rxBus.send(EventNewNotification(Notification(Notification.NEW_VERSION_DETECTED, rh.gs(R.string.versionavailable, newVersion.toString()), Notification.LOW)))
+            activityNames.addNotification(Notification.NEW_VERSION_DETECTED, rh.gs(R.string.versionavailable, newVersion.toString()), Notification.LOW)
             sp.putLong(R.string.key_last_versionchecker_warning, now)
         }
     }
@@ -130,7 +130,7 @@ class VersionCheckerUtils @Inject constructor(
         val now = dateUtil.now()
         if (now > sp.getLong(R.string.key_last_expired_versionchecker_warning, 0) + WARN_EVERY) {
             aapsLogger.debug(LTag.CORE, rh.gs(R.string.version_expire, currentVersion, endDate))
-            rxBus.send(EventNewNotification(Notification(Notification.VERSION_EXPIRE, rh.gs(R.string.version_expire, currentVersion, endDate), Notification.LOW)))
+            activityNames.addNotification(Notification.VERSION_EXPIRE, rh.gs(R.string.version_expire, currentVersion, endDate), Notification.LOW)
             sp.putLong(R.string.key_last_expired_versionchecker_warning, now)
         }
     }
@@ -138,7 +138,7 @@ class VersionCheckerUtils @Inject constructor(
     private fun String?.toNumberList() =
         this?.numericVersionPart().takeIf { !it.isNullOrBlank() }?.split(".")?.map { it.toInt() }
 
-    fun versionDigits(versionString: String?): IntArray {
+    override fun versionDigits(versionString: String?): IntArray {
         val digits = mutableListOf<Int>()
         versionString?.numericVersionPart().toNumberList()?.let {
             digits.addAll(it.take(4))
@@ -146,7 +146,7 @@ class VersionCheckerUtils @Inject constructor(
         return digits.toIntArray()
     }
 
-    internal fun findVersion(file: String?): String? {
+    override fun findVersion(file: String?): String? {
         val regex = "(.*)version(.*)\"(((\\d+)\\.)+(\\d+))\"(.*)".toRegex()
         return file?.lines()?.filter { regex.matches(it) }?.firstNotNullOfOrNull { regex.matchEntire(it)?.groupValues?.getOrNull(3) }
     }
diff --git a/plugins/support/src/main/java/info/nightscout/plugins/support/di/PluginsSupportModule.kt b/plugins/support/src/main/java/info/nightscout/plugins/support/di/PluginsSupportModule.kt
new file mode 100644
index 0000000000..72371e4afd
--- /dev/null
+++ b/plugins/support/src/main/java/info/nightscout/plugins/support/di/PluginsSupportModule.kt
@@ -0,0 +1,21 @@
+package info.nightscout.plugins.support.di
+
+import dagger.Binds
+import dagger.Module
+import info.nightscout.interfaces.versionChecker.VersionCheckerUtils
+import info.nightscout.plugins.constraints.versionChecker.VersionCheckerUtilsImpl
+
+@Module(
+    includes = [
+    ]
+)
+
+@Suppress("unused")
+abstract class PluginsSupportModule {
+
+    @Module
+    interface Bindings {
+
+        @Binds fun bindProcessedDeviceStatusData(versionCheckerUtils: VersionCheckerUtilsImpl): VersionCheckerUtils
+    }
+}
\ No newline at end of file
diff --git a/plugins/support/src/main/res/values/strings.xml b/plugins/support/src/main/res/values/strings.xml
new file mode 100644
index 0000000000..fe1172832e
--- /dev/null
+++ b/plugins/support/src/main/res/values/strings.xml
@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <!-- PhoneChecker -->
+    <string name="phone_checker" translatable="false">PhoneChecker</string>
+
+    <!-- DST Helper -->
+    <string name="key_snooze_dst_in24h" translatable="false">snooze_dst_in24h</string>
+    <string name="key_snooze_loop_disabled" translatable="false">snooze_loop_disabled</string>
+
+    <string name="dst_plugin_name" translatable="false">Daylight Saving time</string>
+    <string name="dst_in_24h_warning">Daylight Saving time change in 24h or less</string>
+    <string name="dst_loop_disabled_warning">Daylight Saving time change less than 3 hours ago - Closed loop disabled</string>
+
+    <!-- Storage constraint -->
+    <string name="storage" translatable="false">Storage constraint</string>
+    <string name="disk_full">Free at least %1$d MB from internal storage! Loop disabled!</string>
+
+    <!-- Version Checker -->
+    <string name="version_checker" translatable="false">Version Checker</string>
+    <string name="old_version">old version</string>
+    <string name="very_old_version">very old version</string>
+    <string name="application_expired">Application expired</string>
+    <string name="new_version_warning">New version for at least %1$d days available! Fallback to LGS after %2$d days, loop will be disabled after %3$d days</string>
+    <string name="key_last_time_this_version_detected_as_ok" translatable="false">last_time_this_version_detected</string>
+    <string name="key_last_versionchecker_warning" translatable="false">last_versionchecker_warning</string>
+    <string name="key_last_expired_versionchecker_warning" translatable="false">last_expired_version_checker_warning</string>
+    <string name="key_last_versionchecker_plugin_warning" translatable="false">last_versionchecker_plugin_waring</string>
+    <string name="key_last_revoked_certs_check" translatable="false">last_revoked_certs_check</string>
+    <string name="running_invalid_version">We have detected that you are running an invalid version. Loop disabled!</string>
+    <string name="versionavailable">Version %1$s available</string>
+    <string name="version_expire">Version %1$s expire on %2$s</string>
+
+    <!-- Signature verifier -->
+    <string name="signature_verifier" translatable="false">Signature verifier</string>
+
+</resources>
\ No newline at end of file
diff --git a/settings.gradle b/settings.gradle
index cbe83eaa1e..2b2c70a1fc 100644
--- a/settings.gradle
+++ b/settings.gradle
@@ -21,6 +21,7 @@ include ':plugins:configuration'
 include ':plugins:main'
 include ':plugins:openhumans'
 include ':plugins:sensitivity'
+include ':plugins:support'
 include ':pump:combo'
 include ':pump:combov2'
 include ':pump:combov2:comboctl'