diff --git a/desktop/toolkit/gtk/gtksourceview4/actions.py b/desktop/toolkit/gtk/gtksourceview4/actions.py
new file mode 100644
index 0000000000..bb9056f2e5
--- /dev/null
+++ b/desktop/toolkit/gtk/gtksourceview4/actions.py
@@ -0,0 +1,19 @@
+#!/usr/bin/python
+# -*- coding: utf-8 -*-
+#
+# Licensed under the GNU General Public License, version 3.
+# See the file http://www.gnu.org/licenses/gpl.txt
+
+from pisi.actionsapi import pisitools
+from pisi.actionsapi import mesontools
+
+def setup():
+    mesontools.configure("--prefix=/usr -Dgtk_doc=true -Dglade_catalog=true")
+
+def build():
+    mesontools.build()
+
+def install():
+    mesontools.install()
+
+    pisitools.dodoc("AUTHORS", "HACKING", "NEWS", "README*")
diff --git a/desktop/toolkit/gtk/gtksourceview4/pspec.xml b/desktop/toolkit/gtk/gtksourceview4/pspec.xml
new file mode 100644
index 0000000000..ed62443e4d
--- /dev/null
+++ b/desktop/toolkit/gtk/gtksourceview4/pspec.xml
@@ -0,0 +1,93 @@
+<?xml version="1.0" ?>
+<!DOCTYPE PISI SYSTEM "http://www.pisilinux.org/projeler/pisi/pisi-spec.dtd">
+<PISI>
+    <Source>
+        <Name>gtksourceview4</Name>
+        <Homepage>http://www.gnome.org/</Homepage>
+        <Packager>
+            <Name>PisiLinux Community</Name>
+            <Email>admins@pisilinux.org</Email>
+        </Packager>
+        <License>GPLv2</License>
+        <IsA>library</IsA>
+        <Summary>A text widget implementing syntax highlighting and other features</Summary>
+        <Description>Gtksourceview improves the gtk+ text widget by implementing syntax highlighting and other features typical of a source editor.</Description>
+        <Archive sha1sum="b277f87dd22ef620d30bcae6ba0e083825c9e02f" type="tarxz">mirrors://gnome/gtksourceview/4.8/gtksourceview-4.8.1.tar.xz</Archive>
+        <BuildDependencies>
+            <Dependency>intltool</Dependency>
+            <Dependency>python3</Dependency>
+            <Dependency>python-six</Dependency>
+            <Dependency>itstool</Dependency>
+            <Dependency>valgrind</Dependency>
+            <Dependency>intltool</Dependency>
+            <Dependency>gtk-doc</Dependency>
+            <Dependency>vala-devel</Dependency>
+            <Dependency>gtk3-devel</Dependency>
+            <Dependency>glib2-devel</Dependency>
+            <Dependency>yelp-tools</Dependency>
+            <Dependency>libxml2-devel</Dependency>
+            <Dependency>autoconf-archive</Dependency>
+            <Dependency>gobject-introspection-devel</Dependency>
+            <Dependency>meson</Dependency>
+            <Dependency>glade-devel</Dependency>
+        </BuildDependencies>
+    </Source>
+
+    <Package>
+        <Name>gtksourceview4</Name>
+        <RuntimeDependencies>
+            <Dependency>atk</Dependency>
+            <Dependency>gtk3</Dependency>
+            <Dependency>cairo</Dependency>
+            <Dependency>fribidi</Dependency>
+            <Dependency>glib2</Dependency>
+            <Dependency>pango</Dependency>
+            <Dependency>libxml2</Dependency>
+            <Dependency>gdk-pixbuf</Dependency>
+        </RuntimeDependencies>
+        <Files>
+            <Path fileType="library">/usr/lib</Path>
+            <Path fileType="doc">/usr/share/doc</Path>
+            <Path fileType="localedata">/usr/share/locale</Path>
+            <Path fileType="data">/usr/share/gir-1.0/</Path>
+            <Path fileType="data">/usr/share/glade/</Path>
+            <Path fileType="data">/usr/share/vala/vapi</Path>
+            <Path fileType="data">/usr/share/gtksourceview-4</Path>
+        </Files>
+    </Package>
+
+    <Package>
+        <Name>gtksourceview4-docs</Name>
+        <IsA>data:doc</IsA>
+        <Summary>Reference documents of gtksourceview</Summary>
+        <Files>
+            <Path fileType="doc">/usr/share/gtk-doc</Path>
+        </Files>
+    </Package>
+
+    <Package>
+        <Name>gtksourceview4-devel</Name>
+        <Summary>Development files for gtksourceview</Summary>
+        <RuntimeDependencies>
+            <Dependency release="current">gtksourceview4</Dependency>
+            <Dependency>fribidi-devel</Dependency>
+            <Dependency>gtk3-devel</Dependency>
+            <Dependency>glib2-devel</Dependency>
+            <Dependency>libxml2-devel</Dependency>
+        </RuntimeDependencies>
+        <Files>
+            <Path fileType="header">/usr/include</Path>
+            <Path fileType="library">/usr/lib/pkgconfig</Path>
+        </Files>
+    </Package>
+
+    <History>
+        <Update release="1">
+            <Date>2021-04-05</Date>
+            <Version>4.8.1</Version>
+            <Comment>First release.</Comment>
+            <Name>Ayhan Yalçınsoy</Name>
+            <Email>ayhanyalcinsoy@pisilinux.org</Email>
+        </Update>
+    </History>
+</PISI>
diff --git a/desktop/toolkit/gtk/gtksourceview4/translations.xml b/desktop/toolkit/gtk/gtksourceview4/translations.xml
new file mode 100644
index 0000000000..64762c2f0a
--- /dev/null
+++ b/desktop/toolkit/gtk/gtksourceview4/translations.xml
@@ -0,0 +1,18 @@
+<?xml version="1.0" ?>
+<PISI>
+    <Source>
+        <Name>gtksourceview4</Name>
+        <Summary xml:lang="tr">Sözdizimi vurgulaması için araçlar</Summary>
+        <Description xml:lang="tr">Gtksourceview, gtk+ metin kütüphanesini geliştiren ve bir kaynak kodu düzenleyicisinde olması gereken sözdizimi vurgulaması gibi özellikleri sağlayan bir araçtır.</Description>
+    </Source>
+
+    <Package>
+        <Name>gtksourceview4-devel</Name>
+        <Summary xml:lang="tr">gtksourceview için geliştirme dosyaları</Summary>
+    </Package>
+
+    <Package>
+        <Name>gtksourceview4-docs</Name>
+        <Summary xml:lang="tr">gtksourceview paketine ait referans belgeleri</Summary>
+    </Package>
+</PISI>