diff --git a/api/build.gradle b/api/build.gradle
index e4defffad..3fd15d8c4 100644
--- a/api/build.gradle
+++ b/api/build.gradle
@@ -1,5 +1,4 @@
 shadowJar {
-    exclude "architectury.common.json"
     configurations = [project.configurations.shadowMe]
 
     // Compression
diff --git a/core/build.gradle b/core/build.gradle
new file mode 100644
index 000000000..37a453042
--- /dev/null
+++ b/core/build.gradle
@@ -0,0 +1,26 @@
+dependencies {
+    implementation project(":api")
+}
+
+shadowJar {
+    configurations = [project.configurations.shadowMe]
+
+    // Compression
+    relocate 'org.tukaani', 'distanthorizons.libraries.tukaani'
+    relocate 'org.apache.commons.compress', 'distanthorizons.libraries.apache.commons.compress'
+
+    // NightConfig (includes Toml & Json)
+    relocate 'com.electronwill.nightconfig', 'distanthorizons.libraries.electronwill.nightconfig'
+
+    // Theming
+    relocate 'com.formdev.flatlaf', 'distanthorizons.libraries.formdev.flatlaf'
+
+    // SVG
+    relocate 'com.kitfox.svg', 'distanthorizons.libraries.kitfox.svg'
+
+    mergeServiceFiles()
+}
+
+// Using jar.finalizedBy(shadowJar) causes issues so we do this scuffed bypass
+jar.dependsOn(shadowJar)
+jar.enabled(false)
\ No newline at end of file