diff --git a/src/gcns/.gitignore b/src/gcns/.gitignore
new file mode 100644
index 00000000..84c048a7
--- /dev/null
+++ b/src/gcns/.gitignore
@@ -0,0 +1 @@
+/build/
diff --git a/src/gcns/CMakeLists.txt b/src/gcns/CMakeLists.txt
new file mode 100644
index 00000000..ae74f16e
--- /dev/null
+++ b/src/gcns/CMakeLists.txt
@@ -0,0 +1,11 @@
+cmake_minimum_required(VERSION 3.18)
+
+project(gcns VERSION 1.0 DESCRIPTION "Italian healthcare smart card parsing utility")
+
+add_library(gcns SHARED gcns.c)
+set_target_properties(gcns PROPERTIES PUBLIC_HEADER gcns.h)
+target_include_directories(gcns PUBLIC ../.. .. .)
+
+add_executable(main main.c ../tools/util.c)
+target_link_libraries(main gcns opensc bsd)
+
diff --git a/src/tools/gcns.c b/src/gcns/gcns.c
similarity index 69%
rename from src/tools/gcns.c
rename to src/gcns/gcns.c
index 7f05a20e..37738260 100644
--- a/src/tools/gcns.c
+++ b/src/gcns/gcns.c
@@ -20,33 +20,7 @@
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#include <ctype.h>
-#include <limits.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include "config.h"
-#ifdef ENABLE_READLINE
-#include <readline/history.h>
-#include <readline/readline.h>
-#endif
-#if !defined(_WIN32)
-#include <arpa/inet.h> /* for htons() */
-#endif
-
-#include <getopt.h>
-
-#include "common/compat_strlcpy.h"
 #include "gcns.h"
-#include "libopensc/asn1.h"
-#include "libopensc/cardctl.h"
-#include "libopensc/cards.h"
-#include "libopensc/internal.h"
-#include "libopensc/iso7816.h"
-#include "libopensc/log.h"
-#include "libopensc/opensc.h"
-#include "util.h"
 
 static int opt_wait = 0;
 static const char *opt_reader = NULL;
@@ -112,32 +86,3 @@ int gcns_read_personal_data(u8 *buffer, size_t len) {
 
     return r;
 }
-
-int main(int argc, char *argv[]) {
-    int r;
-
-    printf("OpenSC version: %s\n", sc_get_version());
-
-    r = gcns_init();
-    if (r != GCNS_SUCCESS) {
-        fprintf(stderr, "Init Error\n");
-        return GCNS_INIT;
-    }
-
-    u8 buffer[2048];
-    r = gcns_read_personal_data(buffer, 2048);
-
-    if (r < 0) {
-        fprintf(stderr, "Read personal data error\n");
-        return GCNS_READ_PERSONAL_DATA;
-    }
-
-    util_hex_dump_asc(stdout, buffer, r, 0);
-
-    r = gcns_close();
-    if (r != GCNS_SUCCESS) {
-        return GCNS_CLOSE;
-    }
-
-    return GCNS_SUCCESS;
-}
diff --git a/src/gcns/gcns.h b/src/gcns/gcns.h
new file mode 100644
index 00000000..1a8291cf
--- /dev/null
+++ b/src/gcns/gcns.h
@@ -0,0 +1,16 @@
+#ifndef GCNS_H
+#define GCNS_H
+
+#include "libopensc/asn1.h"
+#include "tools/util.h"
+
+#define GCNS_SUCCESS 0
+#define GCNS_INIT -1001
+#define GCNS_READ_PERSONAL_DATA -1002
+#define GCNS_CLOSE -1003
+
+int gcns_init();
+int gcns_read_personal_data(u8 *buffer, size_t len);
+int gcns_close();
+
+#endif
diff --git a/src/gcns/main.c b/src/gcns/main.c
new file mode 100644
index 00000000..d8bd6bb2
--- /dev/null
+++ b/src/gcns/main.c
@@ -0,0 +1,56 @@
+#include <ctype.h>
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "config.h"
+#ifdef ENABLE_READLINE
+#include <readline/history.h>
+#include <readline/readline.h>
+#endif
+#if !defined(_WIN32)
+#include <arpa/inet.h> /* for htons() */
+#endif
+
+#include <getopt.h>
+
+#include "common/compat_strlcpy.h"
+#include "gcns.h"
+#include "libopensc/asn1.h"
+#include "libopensc/cardctl.h"
+#include "libopensc/cards.h"
+#include "libopensc/internal.h"
+#include "libopensc/iso7816.h"
+#include "libopensc/log.h"
+#include "libopensc/opensc.h"
+#include "tools/util.h"
+
+int main(int argc, char *argv[]) {
+    int r;
+
+    printf("OpenSC version: %s\n", sc_get_version());
+
+    r = gcns_init();
+    if (r != GCNS_SUCCESS) {
+        fprintf(stderr, "Init Error\n");
+        return GCNS_INIT;
+    }
+
+    u8 buffer[2048];
+    r = gcns_read_personal_data(buffer, 2048);
+
+    if (r < 0) {
+        fprintf(stderr, "Read personal data error\n");
+        return GCNS_READ_PERSONAL_DATA;
+    }
+
+    util_hex_dump_asc(stdout, buffer, r, 0);
+
+    r = gcns_close();
+    if (r != GCNS_SUCCESS) {
+        return GCNS_CLOSE;
+    }
+
+    return GCNS_SUCCESS;
+}
diff --git a/src/tools/Makefile.am b/src/tools/Makefile.am
index 87969352..fe67ad01 100644
--- a/src/tools/Makefile.am
+++ b/src/tools/Makefile.am
@@ -29,8 +29,7 @@ noinst_HEADERS = util.h fread_to_eof.h \
 noinst_PROGRAMS = sceac-example
 bin_PROGRAMS = opensc-tool opensc-explorer opensc-notify \
 	pkcs15-tool pkcs15-crypt pkcs11-tool pkcs11-register \
-	cardos-tool eidenv openpgp-tool iasecc-tool egk-tool opensc-asn1 goid-tool \
-	gcns
+	cardos-tool eidenv openpgp-tool iasecc-tool egk-tool opensc-asn1 goid-tool
 if ENABLE_OPENSSL
 bin_PROGRAMS += cryptoflex-tool pkcs15-init netkey-tool piv-tool \
 	westcos-tool sc-hsm-tool dnie-tool gids-tool npa-tool
@@ -53,8 +52,6 @@ piv_tool_SOURCES = piv-tool.c util.c
 piv_tool_LDADD = $(OPTIONAL_OPENSSL_LIBS)
 opensc_explorer_SOURCES = opensc-explorer.c util.c
 opensc_explorer_LDADD = $(OPTIONAL_READLINE_LIBS)
-gcns_SOURCES = gcns.c util.c
-gcns_LDADD = $(OPTIONAL_READLINE_LIBS)
 pkcs15_tool_SOURCES = pkcs15-tool.c util.c ../pkcs11/pkcs11-display.c ../pkcs11/pkcs11-display.h
 pkcs15_tool_LDADD = $(OPTIONAL_OPENSSL_LIBS)
 pkcs11_tool_SOURCES = pkcs11-tool.c util.c
diff --git a/src/tools/gcns.h b/src/tools/gcns.h
deleted file mode 100644
index 854a8e58..00000000
--- a/src/tools/gcns.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef GCNS_H
-#define GCNS_h
-
-#define GCNS_SUCCESS 0
-#define GCNS_INIT -1001
-#define GCNS_READ_PERSONAL_DATA -1002
-#define GCNS_CLOSE -1003
-
-#endif