diff --git a/README.md b/README.md
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+++ b/README.md
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+# Shadow-4.0
+
+
+# Compiling desktop runtime
+1. download the zip of this repo or make a github codespace (extract the zip to a folder if you downloaded a zip)
+2. rename build.gradle to build-teavm.gradle or anything else
+3. rename build-desktopruntime.gradle to build.gradle
+4. open a terminal or cmd in the folder with the repo and type `./gradlew jar`
+
+# Running desktop runtime without compiling to jar
+note: this dosnt work on github codespaces
+1. follow step 1 through 3 of "Compiling desktop runtime"
+2. open a terminal or cmd in the folder with the repo and type `./gradlew runclient`
+3. wait for it to compile the classes
diff --git a/build-desktopruntime.gradle b/build-desktopruntime.gradle
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+//rename this file to build.gradle
+
+
+plugins {
+    id 'java'
+    id 'eclipse'
+}
+
+sourceSets {
+    main {
+        java {
+            srcDir 'src/main/java'
+            srcDir 'src/lwjgl/java'
+        }
+    }
+}
+
+repositories {
+    mavenCentral()
+}
+
+// https://stackoverflow.com/questions/21037879/add-library-to-gradle-build
+dependencies {
+    implementation fileTree(dir: './desktopRuntime/eclipseProject/deps_fix/', include: '*.jar')
+}
+
+//credit to MCPreborn
+tasks.register('runclient', JavaExec) {
+    group = "ShadowClient"
+    description = "Runs the client"
+    classpath sourceSets.main.runtimeClasspath
+    if (System.getProperty("os.name").toLowerCase().contains("mac")) {
+        jvmArgs '-XstartOnFirstThread'
+    }
+
+    workingDir "./desktopRuntime"
+    main 'net.lax1dude.eaglercraft.v1_8.internal.lwjgl.MainClass'
+}