diff --git a/index.rst b/index.rst
index 9981e89..7fdb0ef 100644
--- a/index.rst
+++ b/index.rst
@@ -2,7 +2,7 @@
 Linux FireWire subsystem
 =========================
 
-2023/03/04 Takashi Sakamoto
+2023/04/23 Takashi Sakamoto
 
 .. contents:: Contents
    :depth: 2
@@ -121,6 +121,28 @@
 
 * Libraries
 
+  * `libhinawa <https://alsa-project.github.io/gobject-introspection-docs/hinawa/>`_
+
+    * `<https://git.kernel.org/pub/scm/libs/ieee1394/libhinawa.git/>`_
+    * Operate OHCI 1394 hardware for asynchronous communication with GObject Introspection support
+
+  * `libhinoko <https://alsa-project.github.io/gobject-introspection-docs/hinoko/>`_
+
+    * `<https://git.kernel.org/pub/scm/libs/ieee1394/libhinoko.git/>`_
+    * Operate OHCI 1394 hardware for isochronous communication with GObject Introspection support
+
+  * hinawa-rs
+
+    * `<https://git.kernel.org/pub/scm/libs/ieee1394/hinawa-rs.git/>`_
+    * Provides FFI sys crate `hinawa-sys <https://docs.rs/hinawa-sys/>`_ and
+      user API crate `hinawa <https://docs.rs/hinawa/>`_ for libhinawa as Rust language bindings
+
+  * hinoko-rs
+
+    * `<https://git.kernel.org/pub/scm/libs/ieee1394/hinoko-rs.git/>`_
+    * Provides FFI sys crate `hinoko-sys <https://docs.rs/hinoko-sys/>`_ and
+      user API crate `hinoko <https://docs.rs/hinoko/>`_ for libhinoko as Rust language bindings
+
   * :doc:`libraw1394 <libraw1394>`
 
     * `<https://git.kernel.org/pub/scm/libs/ieee1394/libraw1394.git/>`_