diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index cec573a..53f8cd9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -13,9 +13,9 @@ on:
       - 'docs/**'
       - '.github/config/labels.yml'
 
-    pull_request:
-      branches:
-        - main
+  pull_request:
+    branches:
+      - main
 
   workflow_dispatch:
   repository_dispatch:
diff --git a/build.gradle.kts b/build.gradle.kts
index 2b11bcb..83c16f7 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -39,6 +39,8 @@ dependencies {
     implementation("org.jetbrains.kotlin:kotlin-reflect:1.6.10")
 
     implementation("io.sentry:sentry-log4j2:5.5.2")
+    // https://mvnrepository.com/artifact/net.harawata/appdirs
+    implementation("net.harawata:appdirs:1.2.1")
 
     r8("com.android.tools:r8:3.0.73")
 }
diff --git a/detekt.yml b/detekt.yml
index 095bbaa..086f894 100644
--- a/detekt.yml
+++ b/detekt.yml
@@ -155,8 +155,8 @@ complexity:
     thresholdInInterfaces: 11
     thresholdInObjects: 11
     thresholdInEnums: 11
-    ignoreDeprecated: false
-    ignorePrivate: false
+    ignoreDeprecated: true
+    ignorePrivate: true
     ignoreOverridden: false
 
 coroutines:
diff --git a/src/main/kotlin/app/Main.kt b/src/main/kotlin/app/Main.kt
index e63950f..6ce6dc6 100644
--- a/src/main/kotlin/app/Main.kt
+++ b/src/main/kotlin/app/Main.kt
@@ -3,5 +3,8 @@ package app
 import androidx.compose.ui.window.application
 
 fun main() = application(false) {
+    val environment = System.getenv("SKIKO_RENDER_API")
+    val property = System.getProperty("skiko.renderApi")
+    println("env: $environment render: $property")
     appWindow()
 }
diff --git a/src/main/kotlin/app/MainWindow.kt b/src/main/kotlin/app/MainWindow.kt
index 28749ab..8d6ed8a 100644
--- a/src/main/kotlin/app/MainWindow.kt
+++ b/src/main/kotlin/app/MainWindow.kt
@@ -1,8 +1,6 @@
 package app
 
 import androidx.compose.runtime.Composable
-import androidx.compose.ui.unit.DpSize
-import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.ApplicationScope
 import androidx.compose.ui.window.Window
 import androidx.compose.ui.window.WindowPlacement
@@ -30,7 +28,7 @@ fun ApplicationScope.appWindow() {
     }
     Thread.setDefaultUncaughtExceptionHandler(CustomExceptionHandler())
     SentryHelper.init()
-    val windowState = rememberWindowState(WindowPlacement.Floating, size = DpSize(1440.dp, 1024.dp))
+    val windowState = rememberWindowState(WindowPlacement.Maximized)
     Window(onCloseRequest = onCloseRequest, title = CustomTheme.strings.appName, state = windowState) {
         App()
     }
diff --git a/src/main/kotlin/inputs/adb/ddmlib/AdbHelper.kt b/src/main/kotlin/inputs/adb/ddmlib/AdbHelper.kt
index 5bd9416..fa2b6d9 100644
--- a/src/main/kotlin/inputs/adb/ddmlib/AdbHelper.kt
+++ b/src/main/kotlin/inputs/adb/ddmlib/AdbHelper.kt
@@ -29,15 +29,17 @@ object AdbHelper {
     private const val PACKAGES_COMMAND = "pm list packages -3 -e"
     // list of lines with format : package:com.ea.games.r3_row
 
+    private const val ADB_TIMEOUT = 10L
+
     fun init() {
         val options = AdbInitOptions.builder().setClientSupportEnabled(true).build()
         AndroidDebugBridge.init(options)
         AndroidDebugBridge.addDeviceChangeListener(Devices())
         val adbPath = adbPath()
         bridge = if (!adbPath.isNullOrBlank()) {
-            AndroidDebugBridge.createBridge(adbPath, false, 10, TimeUnit.SECONDS)
+            AndroidDebugBridge.createBridge(adbPath, false, ADB_TIMEOUT, TimeUnit.SECONDS)
         } else {
-            AndroidDebugBridge.createBridge(10, TimeUnit.SECONDS)
+            AndroidDebugBridge.createBridge(ADB_TIMEOUT, TimeUnit.SECONDS)
         }
         AndroidDebugBridge.addDebugBridgeChangeListener {
             bridge = it
@@ -112,18 +114,18 @@ object AdbHelper {
     suspend fun getPackages(device: IDevice, onValue: (packages: List<String>) -> Unit) = withContext(Dispatchers.IO) {
         device.executeShellCommand(
             PACKAGES_COMMAND, PackagesReceiver(onValue),
-            10, TimeUnit.SECONDS
+            ADB_TIMEOUT, TimeUnit.SECONDS
         )
     }
 
     private fun IDevice.emptyShellCommand(command: String) {
         executeShellCommand(
             command,
-            EmptyReceiver, 10, TimeUnit.SECONDS
+            EmptyReceiver, ADB_TIMEOUT, TimeUnit.SECONDS
         )
     }
 
-    private fun adbPath(): String? {
+    fun adbPath(): String? {
         val androidEnvHome: File? = try {
             System.getenv("ANDROID_HOME") ?: System.getenv("ANDROID_SDK_ROOT")
         } catch (e: SecurityException) {
diff --git a/src/main/kotlin/storage/Db.kt b/src/main/kotlin/storage/Db.kt
index 6d6858d..00f6fcf 100644
--- a/src/main/kotlin/storage/Db.kt
+++ b/src/main/kotlin/storage/Db.kt
@@ -2,7 +2,6 @@ package storage
 
 import models.LogItem
 import models.SessionInfo
-import org.mapdb.DBMaker
 import org.mapdb.HTreeMap
 import org.mapdb.Serializer
 import storage.serializer.ObjectSerializer
@@ -11,8 +10,8 @@ object Db {
 
     private const val PREFIX = "Session-"
 
-    private val db by lazy {
-        DBMaker.fileDB("sessions.db").fileMmapEnableIfSupported().checksumHeaderBypass().make()
+    private val diskDb by lazy {
+        StorageHelper.createDiskDb()
     }
 
     private var session: HTreeMap<String, LogItem>? = null
@@ -20,11 +19,11 @@ object Db {
     private val LOCK = Any()
 
     val configs by lazy {
-        db.hashMap("configs", Serializer.STRING, Serializer.STRING).createOrOpen()
+        diskDb.hashMap("configs", Serializer.STRING, Serializer.STRING).createOrOpen()
     }
 
     private val sessionInfoMap by lazy {
-        db.hashMap("sessionInfo", Serializer.STRING, ObjectSerializer<SessionInfo>()).createOrOpen()
+        diskDb.hashMap("sessionInfo", Serializer.STRING, ObjectSerializer<SessionInfo>()).createOrOpen()
     }
 
     init {
@@ -37,14 +36,14 @@ object Db {
         return sessionInfoMap[sessionId]
     }
 
-    fun getAllSessions() = db.getAllNames().filter { it.startsWith(PREFIX) }.sortedBy { getSessionNumber(it) }
+    fun getAllSessions() = diskDb.getAllNames().filter { it.startsWith(PREFIX) }.sortedBy { getSessionNumber(it) }
 
-    fun getLastSessionNumber(): Int {
+    private fun getLastSessionNumber(): Int {
         val lastSessionId = getAllSessions().lastOrNull() ?: sessionIdFromNumber(0)
         return getSessionNumber(lastSessionId)
     }
 
-    fun getPreviousSessionNumber(): Int {
+    private fun getPreviousSessionNumber(): Int {
         val lastDbSessionId = configs["lastSessionId"]
         val lastSessionId = if (lastDbSessionId.isNullOrBlank() || !lastDbSessionId.startsWith(PREFIX)) {
             getAllSessions().lastOrNull() ?: sessionIdFromNumber(0)
@@ -54,11 +53,11 @@ object Db {
         return getSessionNumber(lastSessionId)
     }
 
-    fun getSessionNumber(sessionId: String) = sessionId.split("-").lastOrNull()?.toIntOrNull() ?: 0
+    private fun getSessionNumber(sessionId: String) = sessionId.split("-").lastOrNull()?.toIntOrNull() ?: 0
 
-    fun areNoSessionsCreated() = getAllSessions().isEmpty()
+    private fun areNoSessionsCreated() = getAllSessions().isEmpty()
 
-    fun isThisTheOnlySession(sessionId: String): Boolean {
+    private fun isThisTheOnlySession(sessionId: String): Boolean {
         val sessions = getAllSessions()
         if (sessions.size != 1) return false
         return sessions.first() == sessionId
@@ -78,12 +77,12 @@ object Db {
         } else if (sessionId == sessionId()) {
             changeSession(null)
         }
-        val oldSession = db.hashMap(sessionId, Serializer.STRING, ObjectSerializer<LogItem>())
+        val oldSession = diskDb.hashMap(sessionId, Serializer.STRING, ObjectSerializer<LogItem>())
             .open()
         oldSession.clear()
         sessionInfoMap.remove(sessionId)
         val recIds = arrayListOf<Long>()
-        db.nameCatalogParamsFor(sessionId).forEach { (t, u) ->
+        diskDb.nameCatalogParamsFor(sessionId).forEach { (t, u) ->
             if (t.endsWith("rootRecids")) {
                 u.split(",").forEach { value ->
                     val recId = value.trim().toLongOrNull()
@@ -93,15 +92,15 @@ object Db {
             }
         }
         recIds.forEach {
-            db.getStore().delete(it, Serializer.STRING)
+            diskDb.getStore().delete(it, Serializer.STRING)
         }
-        val newCatalog = db.nameCatalogLoad()
+        val newCatalog = diskDb.nameCatalogLoad()
         val keys = newCatalog.keys.filter { it.startsWith(sessionId) }
         keys.forEach {
             newCatalog.remove(it)
         }
-        db.nameCatalogSave(newCatalog)
-        db.commit()
+        diskDb.nameCatalogSave(newCatalog)
+        diskDb.commit()
     }
 
     fun changeSession(sessionId: String?) {
@@ -123,7 +122,7 @@ object Db {
             }
             if (sessionNumber < 1) throw Exception("Session number must be greater than 1")
             val sessionId = sessionIdFromNumber(sessionNumber)
-            val session = db
+            val session = diskDb
                 .hashMap(sessionId, Serializer.STRING, ObjectSerializer<LogItem>())
                 .createOrOpen()
             this.sessionId = sessionId
@@ -143,6 +142,6 @@ object Db {
     }
 
     fun close() {
-        db.close()
+        diskDb.close()
     }
 }
diff --git a/src/main/kotlin/storage/StorageHelper.kt b/src/main/kotlin/storage/StorageHelper.kt
new file mode 100644
index 0000000..baf9983
--- /dev/null
+++ b/src/main/kotlin/storage/StorageHelper.kt
@@ -0,0 +1,61 @@
+package storage
+
+import com.voxfinite.logvue.APP_NAME
+import net.harawata.appdirs.AppDirsFactory
+import org.mapdb.DB
+import org.mapdb.DBException
+import org.mapdb.DBMaker
+import utils.DbCreationException
+import utils.reportException
+import java.io.File
+import java.io.IOException
+import java.nio.file.FileSystems
+import java.nio.file.Files
+import java.nio.file.attribute.PosixFilePermissions
+
+
+object StorageHelper {
+
+    internal fun createDiskDb(): DB {
+        val dbFile = getDbFile()
+        return try {
+            DBMaker.fileDB(dbFile).fileMmapEnableIfSupported().checksumHeaderBypass().make()
+        } catch (e: DBException.VolumeIOError) {
+            DbCreationException("Mmap enabled db could not be created", e).reportException()
+            try {
+                DBMaker.fileDB(dbFile).fileChannelEnable().checksumHeaderBypass().make()
+            } catch (ee: DBException.VolumeIOError) {
+                DbCreationException("file channel enabled db could not be created", ee).reportException()
+                DBMaker.fileDB(dbFile).checksumHeaderBypass().make()
+            }
+        }
+    }
+
+    @Throws(IOException::class)
+    private fun getDbFile(): File {
+        val appDirs = AppDirsFactory.getInstance()
+        val dataDir = appDirs.getUserDataDir(APP_NAME, null, APP_NAME)
+        val folder = File(dataDir)
+        if (!folder.exists() || !folder.isDirectory) {
+            if (folder.exists()) {
+                folder.delete()
+            }
+            try {
+                val isPosix = FileSystems.getDefault().supportedFileAttributeViews().contains("posix")
+                if (isPosix) {
+                    val posixAttribute = PosixFilePermissions.asFileAttribute(
+                        PosixFilePermissions.fromString("rwxr-x---")
+                    )
+                    Files.createDirectories(folder.toPath(), posixAttribute)
+                } else {
+                    Files.createDirectories(folder.toPath())
+                }
+            } catch (e: IOException) {
+                throw IOException("Cannot create app folder at path ${folder.canonicalPath}", e)
+            }
+        }
+        val dbName = "sessions.db"
+        return File(dataDir, dbName)
+    }
+
+}
\ No newline at end of file
diff --git a/src/main/kotlin/utils/CustomExceptionHandler.kt b/src/main/kotlin/utils/CustomExceptionHandler.kt
index 998b3b3..434200c 100644
--- a/src/main/kotlin/utils/CustomExceptionHandler.kt
+++ b/src/main/kotlin/utils/CustomExceptionHandler.kt
@@ -5,6 +5,7 @@ class CustomExceptionHandler : Thread.UncaughtExceptionHandler {
     override fun uncaughtException(t: Thread?, e: Throwable?) {
         e?.printStackTrace()
         setCrashed()
+        throw e ?: Exception("Unknown exception")
     }
 
     companion object {
diff --git a/src/main/kotlin/utils/DbCreationException.kt b/src/main/kotlin/utils/DbCreationException.kt
new file mode 100644
index 0000000..8007da9
--- /dev/null
+++ b/src/main/kotlin/utils/DbCreationException.kt
@@ -0,0 +1,8 @@
+package utils
+
+class DbCreationException : Exception {
+    constructor() : super()
+    constructor(message: String) : super(message)
+    constructor(message: String, cause: Throwable) : super(message, cause)
+    constructor(cause: Throwable) : super(cause)
+}
diff --git a/src/main/kotlin/utils/Helpers.kt b/src/main/kotlin/utils/Helpers.kt
index 0bae37f..3823ab7 100644
--- a/src/main/kotlin/utils/Helpers.kt
+++ b/src/main/kotlin/utils/Helpers.kt
@@ -276,16 +276,10 @@ object Helpers {
         return takeValue
     }
 
-    fun isWindows(): Boolean {
-        val os = System.getProperty("os.name").lowercase(Locale.getDefault())
-        // windows
-        return os.indexOf("win") >= 0
-    }
-
     fun openFileExplorer(path: Path) {
         try {
             val pathString = path.absolutePathString()
-            val command = if (isWindows()) {
+            val command = if (SystemTools.getOS() == OsWindows) {
                 "Explorer.exe $pathString"
             } else {
                 "open $pathString"
diff --git a/src/main/kotlin/utils/Renderer.kt b/src/main/kotlin/utils/Renderer.kt
new file mode 100644
index 0000000..ced6e42
--- /dev/null
+++ b/src/main/kotlin/utils/Renderer.kt
@@ -0,0 +1,48 @@
+package utils
+
+import org.jetbrains.skiko.GraphicsApi
+import org.jetbrains.skiko.OS
+import org.jetbrains.skiko.hostOs
+
+object Renderer {
+
+//    private const val RENDER_API_KEY = "skiko.renderApi"
+
+//    fun setRender() {
+//        when(SystemTools.getOS()) {
+//            OsWindows, OsLinux -> {
+//                System.setProperty(RENDER_API_KEY, "OPENGL")
+//            }
+//            OsMac -> {
+//
+//            }
+//        }
+//    }
+
+    internal fun parseRenderApi(text: String?): GraphicsApi {
+        return when (text) {
+            "SOFTWARE_COMPAT" -> GraphicsApi.SOFTWARE_COMPAT
+            "SOFTWARE_FAST", "DIRECT_SOFTWARE", "SOFTWARE" -> GraphicsApi.SOFTWARE_FAST
+            "OPENGL" -> GraphicsApi.OPENGL
+            "DIRECT3D" -> {
+                if (hostOs == OS.Windows) GraphicsApi.DIRECT3D
+                else throw UnsupportedOperationException("$hostOs does not support DirectX rendering API.")
+            }
+            "METAL" -> {
+                if (hostOs == OS.MacOS) GraphicsApi.METAL
+                else throw UnsupportedOperationException("$hostOs does not support Metal rendering API.")
+            }
+            else -> bestRenderApiForCurrentOS()
+        }
+    }
+
+    private fun bestRenderApiForCurrentOS(): GraphicsApi {
+        return when (hostOs) {
+            OS.MacOS -> GraphicsApi.METAL
+            OS.Linux -> GraphicsApi.OPENGL
+            OS.Windows -> GraphicsApi.DIRECT3D
+            OS.JS, OS.Ios -> TODO("commonize me")
+        }
+    }
+
+}
diff --git a/src/main/kotlin/utils/SystemTools.kt b/src/main/kotlin/utils/SystemTools.kt
new file mode 100644
index 0000000..8189001
--- /dev/null
+++ b/src/main/kotlin/utils/SystemTools.kt
@@ -0,0 +1,22 @@
+package utils
+
+import java.util.*
+
+object SystemTools {
+
+    fun getOS(): OS {
+        val os = System.getProperty("os.name").lowercase(Locale.getDefault())
+        return when {
+            os.contains("window") -> OsWindows
+            os.contains("nix") || os.contains("nux") || os.contains("aix") -> OsLinux
+            os.contains("os x") || os.contains("mac") -> OsMac
+            else -> throw UnsupportedOperationException("Operating system $os is not supported")
+        }
+    }
+
+}
+
+sealed interface OS
+object OsWindows : OS
+object OsLinux : OS
+object OsMac : OS