--- a/paper-server/build.gradle.kts
+++ b/paper-server/build.gradle.kts
@@ -28,6 +_,18 @@
     //    oldPaperCommit = "f4f275519f7c1fbe9db173b7144a4fe81440e365"
     //}
 
+    // Purpur start - Rebrand
+    val purpur = forks.register("purpur") {
+        upstream.patchDir("paperServer") {
+            upstreamPath = "paper-server"
+            excludes = setOf("src/minecraft", "patches", "build.gradle.kts")
+            patchesDir = rootDirectory.dir("purpur-server/paper-patches")
+            outputDir = rootDirectory.dir("paper-server")
+        }
+    }
+    activeFork = purpur
+    // Purpur end - Rebrand
+
     spigot {
         buildDataRef = "702e1a0a5072b2c4082371d5228cb30525687efc"
         packageVersion = "v1_21_R4" // also needs to be updated in MappingEnvironment
@@ -108,7 +_,21 @@
     }
 }
 
-val log4jPlugins = sourceSets.create("log4jPlugins")
+// Purpur start - Rebrand
+sourceSets {
+    main {
+        java { srcDir("../paper-server/src/main/java") }
+        resources { srcDir("../paper-server/src/main/resources") }
+    }
+    test {
+        java { srcDir("../paper-server/src/test/java") }
+        resources { srcDir("../paper-server/src/test/resources") }
+    }
+}
+val log4jPlugins = sourceSets.create("log4jPlugins") {
+    java { srcDir("../paper-server/src/log4jPlugins/java") }
+}
+// Purpur end - Rebrand
 configurations.named(log4jPlugins.compileClasspathConfigurationName) {
     extendsFrom(configurations.compileClasspath.get())
 }
@@ -130,7 +_,7 @@
 }
 
 dependencies {
-    implementation(project(":paper-api"))
+    implementation(project(":purpur-api")) // Purpur
     implementation("ca.spottedleaf:concurrentutil:0.0.3")
     implementation("org.jline:jline-terminal-ffm:3.27.1") // use ffm on java 22+
     implementation("org.jline:jline-terminal-jni:3.27.1") // fall back to jni on java 21
@@ -158,6 +_,10 @@
     implementation("org.spongepowered:configurate-yaml:4.2.0-20250225.064233-199")
     implementation("org.spongepowered:configurate-core:4.2.0-20250225.064233-204") // Pinned dependency of above pinned yaml snapshot.
 
+    implementation("org.mozilla:rhino-runtime:1.7.14") // Purpur
+    implementation("org.mozilla:rhino-engine:1.7.14") // Purpur
+    implementation("dev.omega24:upnp4j:1.0") // Purpur
+
     // Deps that were previously in the API but have now been moved here for backwards compat, eventually to be removed
     runtimeOnly("commons-lang:commons-lang:2.6")
     runtimeOnly("org.xerial:sqlite-jdbc:3.49.1.0")
@@ -206,14 +_,14 @@
         val gitBranch = git.exec(providers, "rev-parse", "--abbrev-ref", "HEAD").get().trim()
         attributes(
             "Main-Class" to "org.bukkit.craftbukkit.Main",
-            "Implementation-Title" to "Paper",
+            "Implementation-Title" to "Purpur", // Purpur
             "Implementation-Version" to implementationVersion,
             "Implementation-Vendor" to date,
-            "Specification-Title" to "Paper",
+            "Specification-Title" to "Purpur", // Purpur
             "Specification-Version" to project.version,
-            "Specification-Vendor" to "Paper Team",
-            "Brand-Id" to "papermc:paper",
-            "Brand-Name" to "Paper",
+            "Specification-Vendor" to "Purpur Team", // Purpur
+            "Brand-Id" to "purpurmc:purpur", // Purpur
+            "Brand-Name" to "Purpur", // Purpur
             "Build-Number" to (build ?: ""),
             "Build-Time" to buildTime.toString(),
             "Git-Branch" to gitBranch,
@@ -267,7 +_,7 @@
     jvmArgumentProviders.add(provider)
 }
 
-val generatedDir: java.nio.file.Path = layout.projectDirectory.dir("src/generated/java").asFile.toPath()
+val generatedDir: java.nio.file.Path = layout.projectDirectory.dir("../paper-server/src/generated/java").asFile.toPath()
 idea {
     module {
         generatedSourceDirs.add(generatedDir.toFile())