diff --git a/core-foundation-sys/src/lib.rs b/core-foundation-sys/src/lib.rs
index e134a68..325b400 100644
--- a/core-foundation-sys/src/lib.rs
+++ b/core-foundation-sys/src/lib.rs
@@ -34,6 +34,7 @@ pub mod locale;
 pub mod messageport;
 pub mod notification_center;
 pub mod number;
+pub mod plugin;
 pub mod propertylist;
 pub mod runloop;
 pub mod set;
diff --git a/core-foundation-sys/src/plugin.rs b/core-foundation-sys/src/plugin.rs
new file mode 100644
index 0000000..f5f133f
--- /dev/null
+++ b/core-foundation-sys/src/plugin.rs
@@ -0,0 +1,70 @@
+// Copyright 2023 The Servo Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+use std::os::raw::c_void;
+
+use base::{CFAllocatorRef, CFTypeID, Boolean, CFIndex};
+use bundle::{CFPlugInRef, CFBundleRef};
+use uuid::CFUUIDRef;
+use string::CFStringRef;
+use url::CFURLRef;
+use array::CFArrayRef;
+
+#[repr(C)]
+pub struct __CFPlugInInstance(c_void);
+pub type CFPlugInInstanceRef = *mut __CFPlugInInstance;
+
+pub type CFPlugInDynamicRegisterFunction = extern "C" fn (plugIn: CFPlugInRef);
+pub type CFPlugInUnloadFunction = extern "C" fn (plugIn: CFPlugInRef);
+pub type CFPlugInFactoryFunction = extern "C" fn (allocator: CFAllocatorRef, typeUUID: CFUUIDRef) -> *mut c_void;
+
+pub type CFPlugInInstanceGetInterfaceFunction = extern "C" fn (instance: CFPlugInInstanceRef, interfaceName: CFStringRef, ftbl: *mut *mut c_void) -> Boolean;
+pub type CFPlugInInstanceDeallocateInstanceDataFunction = extern "C" fn (instanceData: *mut c_void);
+
+extern {
+    /*
+     * CFPlugIn.h
+     */
+
+    /* CFPlugIn */
+    /* Information Property List Keys */
+    pub static kCFPlugInDynamicRegistrationKey: CFStringRef;
+    pub static kCFPlugInDynamicRegisterFunctionKey: CFStringRef;
+    pub static kCFPlugInUnloadFunctionKey: CFStringRef;
+    pub static kCFPlugInFactoriesKey: CFStringRef;
+    pub static kCFPlugInTypesKey: CFStringRef;
+
+    /* Creating Plug-ins */
+    pub fn CFPlugInCreate(allocator: CFAllocatorRef, plugInURL: CFURLRef) -> CFPlugInRef;
+    pub fn CFPlugInInstanceCreate(allocator: CFAllocatorRef, factoryUUID: CFUUIDRef, typeUUID: CFUUIDRef) -> *mut c_void;
+
+    /* Registration */
+    pub fn CFPlugInRegisterFactoryFunction(factoryUUID: CFUUIDRef, func: CFPlugInFactoryFunction) -> Boolean;
+    pub fn CFPlugInRegisterFactoryFunctionByName(CfactoryUUID: CFUUIDRef, plugIn: CFPlugInRef, functionName: CFStringRef) -> Boolean;
+    pub fn CFPlugInRegisterPlugInType(factoryUUID: CFUUIDRef, typeUUID: CFUUIDRef) -> Boolean;
+    pub fn CFPlugInUnregisterFactory(factoryUUID: CFUUIDRef) -> Boolean;
+    pub fn CFPlugInUnregisterPlugInType(factoryUUID: CFUUIDRef, typeUUID: CFUUIDRef) -> Boolean;
+
+    /* CFPlugIn Miscellaneous Functions */
+    pub fn CFPlugInAddInstanceForFactory(factoryID: CFUUIDRef);
+    pub fn CFPlugInFindFactoriesForPlugInType(typeUUID: CFUUIDRef) -> CFArrayRef;
+    pub fn CFPlugInFindFactoriesForPlugInTypeInPlugIn(typeUUID: CFUUIDRef, plugIn: CFPlugInRef) -> CFArrayRef;
+    pub fn CFPlugInGetBundle(plugIn: CFPlugInRef) -> CFBundleRef;
+    pub fn CFPlugInGetTypeID() -> CFTypeID;
+    pub fn CFPlugInIsLoadOnDemand(plugIn: CFPlugInRef) -> Boolean;
+    pub fn CFPlugInRemoveInstanceForFactory(factoryID: CFUUIDRef);
+    pub fn CFPlugInSetLoadOnDemand(plugIn: CFPlugInRef, flag: Boolean);
+
+    /* CFPlugInInstance: deprecated */
+    pub fn CFPlugInInstanceCreateWithInstanceDataSize(allocator: CFAllocatorRef, instanceDataSize: CFIndex, deallocateInstanceFunction: CFPlugInInstanceDeallocateInstanceDataFunction, factoryName: CFStringRef, getInterfaceFunction: CFPlugInInstanceGetInterfaceFunction) -> CFPlugInInstanceRef;
+    pub fn CFPlugInInstanceGetFactoryName(instance: CFPlugInInstanceRef) -> CFStringRef;
+    pub fn CFPlugInInstanceGetInstanceData(instance: CFPlugInInstanceRef) -> *mut c_void;
+    pub fn CFPlugInInstanceGetInterfaceFunctionTable(instance: CFPlugInInstanceRef, interfaceName: CFStringRef, ftbl: *mut *mut c_void) -> Boolean;
+    pub fn CFPlugInInstanceGetTypeID() -> CFTypeID;
+}