diff --git a/.gitignore b/.gitignore
index 116ea92..405f242 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-/.idea/
+.idea/
 gradle/
 .gradle/
 build/
diff --git a/build.gradle.kts b/build.gradle.kts
index 81e7806..f131717 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -22,6 +22,7 @@ version = "0.1"
 
 repositories {
 	mavenCentral()
+	maven("https://maven.landgrafhomyak.ru/")
 }
 
 kotlin {
@@ -68,7 +69,13 @@ kotlin {
 				compileOnly("org.jetbrains.kotlin:kotlin-annotations-jvm:${this@kotlin.coreLibrariesVersion}")
 			}
 		}
-
+		mingwX64().compilations["main"].defaultSourceSet {
+			dependencies {
+				implementation("ru.landgrafhomyak.utility:highlevel-try-finally:0.6")
+				implementation("ru.landgrafhomyak.utility:closeable-state-1:1.2")
+				implementation("ru.landgrafhomyak.utility:kotlin-native-interop-utilities-0:0.1")
+			}
+		}
 
 		val notJvmMain by creating { dependsOn(commonMain) }
 		val notJvmTest by creating { dependsOn(commonTest) }
@@ -96,11 +103,13 @@ kotlin {
 				this@target.compilations.getByName("main").defaultSourceSet.dependsOn(multithreadPlatformMain)
 				this@target.compilations.getByName("test").defaultSourceSet.dependsOn(multithreadPlatformTest)
 			}
-
 		}
+
+		val windowsMain by creating { dependsOn(multithreadPlatformMain) }
+		val windowsTest by creating { dependsOn(multithreadPlatformTest) }
+		mingwX64().compilations["main"].defaultSourceSet.dependsOn(windowsMain)
+		mingwX64().compilations["test"].defaultSourceSet.dependsOn(windowsTest)
 	}
-
-
 }
 
 publishing {
diff --git a/src/windowsMain/kotlin/ru/landgrafhomyak/multitasking_0/threads/ThreadLocalVariable.kt b/src/windowsMain/kotlin/ru/landgrafhomyak/multitasking_0/threads/ThreadLocalVariable.kt
new file mode 100644
index 0000000..02e63fd
--- /dev/null
+++ b/src/windowsMain/kotlin/ru/landgrafhomyak/multitasking_0/threads/ThreadLocalVariable.kt
@@ -0,0 +1,67 @@
+package ru.landgrafhomyak.multitasking_0.threads
+
+import kotlin.concurrent.atomics.ExperimentalAtomicApi
+import kotlinx.cinterop.ExperimentalForeignApi
+import kotlinx.cinterop.StableRef
+import platform.windows.DWORD
+import platform.windows.ERROR_SUCCESS
+import platform.windows.GetLastError
+import platform.windows.LPVOID
+import platform.windows.TLS_OUT_OF_INDEXES
+import platform.windows.TlsAlloc
+import platform.windows.TlsFree
+import platform.windows.TlsGetValue
+import platform.windows.TlsSetValue
+import ru.landgrafhomyak.utility.closeable_state_1.CloseableState
+import ru.landgrafhomyak.utility.closeable_state_1.ManualStateManipulation
+import ru.landgrafhomyak.utility.closeable_state_1.OwnedUsagesCounter
+import ru.landgrafhomyak.utility.closeable_state_1.withUse
+import ru.landgrafhomyak.utility.highlevel_try_finally.safeAutoClose2
+import ru.landgrafhomyak.utility.kotlin_native_interop_stdlib_0.windows.WindowsApiException
+import ru.landgrafhomyak.utility.kotlin_native_interop_stdlib_0.windows.zeroToWinApiErr
+
+@Suppress("JoinDeclarationAndAssignment")
+@OptIn(ExperimentalForeignApi::class, ExperimentalAtomicApi::class)
+internal class ThreadLocalVariable {
+	private val _windows_tls_index: DWORD
+	private val _garbageCollectionDisabler: StableRef<ThreadLocalVariable>
+	private val _state: CloseableState.AllowsConcurrency
+
+	init {
+		this._state = OwnedUsagesCounter(this)
+		this._garbageCollectionDisabler = StableRef.create(this)
+		safeAutoClose2(
+			action = {
+				this._windows_tls_index = TlsAlloc()
+				if (this._windows_tls_index == TLS_OUT_OF_INDEXES)
+					WindowsApiException.throwFromLastWindowsErr()
+			},
+			onError = { this._garbageCollectionDisabler.dispose() }
+		)
+	}
+
+
+	fun dealloc() {
+		@OptIn(ManualStateManipulation::class)
+		this._state.close()
+
+		zeroToWinApiErr { TlsFree(this._windows_tls_index) }
+		this._garbageCollectionDisabler.dispose()
+	}
+
+	fun get(): LPVOID? {
+		this._state.withUse {
+			val value = TlsGetValue(this._windows_tls_index)
+			val errCode = GetLastError()
+			if (errCode != ERROR_SUCCESS.toUInt())
+				WindowsApiException.throwFromWindowsErrCode(errCode)
+			return value
+		}
+	}
+
+	fun set(value: LPVOID?) {
+		this._state.withUse {
+			zeroToWinApiErr { TlsSetValue(this._windows_tls_index, value) }
+		}
+	}
+}
\ No newline at end of file