diff --git a/finance/ktoblzcheck/Makefile b/finance/ktoblzcheck/Makefile
index 62bdedeb58c4..9cd874021447 100644
--- a/finance/ktoblzcheck/Makefile
+++ b/finance/ktoblzcheck/Makefile
@@ -1,47 +1,51 @@
 PORTNAME=	ktoblzcheck
-PORTVERSION=	1.53
-PORTREVISION=	9
+PORTVERSION=	1.57
 CATEGORIES=	finance german
 MASTER_SITES=	SF/${PORTNAME} \
 		LOCAL/jhale/${PORTNAME}:bankdata
 DISTFILES=	${DISTNAME}${EXTRACT_SUFX} \
 		${PORTNAME}-bankdata-${BANKDATA_DATE}${EXTRACT_SUFX}:bankdata
 
 MAINTAINER=	jhale@FreeBSD.org
 COMMENT=	Check bank codes of German banks
 WWW=		https://ktoblzcheck.sourceforge.net/
 
 LICENSE=	LGPL21+
 LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		cmake pathfix python:build
+BUILD_DEPENDS=	${PYTHON_PKGNAMEPREFIX}sqlite3>0:databases/py-sqlite3@${PY_FLAVOR} \
+		${PYTHON_PKGNAMEPREFIX}openpyxl>0:textproc/py-openpyxl@${PY_FLAVOR}
+LIB_DEPENDS=	libcurl.so:ftp/curl
+
+USES=		cmake localbase pathfix python:build sqlite
 USE_LDCONFIG=	yes
 
-CMAKE_ON=	INSTALL_RAW_BANKDATA_FILE
-CMAKE_OFF=	ENABLE_BANKDATA_DOWNLOAD
+CMAKE_OFF=	ENABLE_BANKDATA_DOWNLOAD \
+		INSTALL_RAW_BANKDATA_FILE
 
-PLIST_SUB=	BANKDATA_DATE=${BANKDATA_DATE}
 PORTDOCS=	README.md
 
-BANKDATA_DATE=	20231204
+BANKDATA_DATE=	20240108
 
 OPTIONS_DEFINE=	DOCS DOXYGEN
 OPTIONS_SUB=	yes
 
 DOXYGEN_BUILD_DEPENDS=		doxygen:devel/doxygen \
 				dot:graphics/graphviz
 DOXYGEN_CMAKE_BOOL_OFF=		CMAKE_DISABLE_FIND_PACKAGE_Doxygen
 
 TEST_TARGET=			test
 
 post-patch:
-	@${REINPLACE_CMD} -e 's|$${CMAKE_INSTALL_DATADIR}\/man|$${CMAKE_INSTALL_MANDIR}|' ${WRKSRC}/doc/CMakeLists.txt
-	@(cd ${WRKSRC}/src/bankdata && ${RM} bankdata_*.txt blz_*.txt)
 	@${CP} ${WRKDIR}/${PORTNAME}-bankdata-${BANKDATA_DATE}/blz_${BANKDATA_DATE}.txt ${WRKSRC}/src/bankdata
-	@${TOUCH} ${WRKSRC}/src/bankdata/bankdata_${BANKDATA_DATE}.txt
+	@${CP} ${WRKDIR}/${PORTNAME}-bankdata-${BANKDATA_DATE}/ch_data.txt ${WRKSRC}/src/bankdata
+	@${CP} ${WRKDIR}/${PORTNAME}-bankdata-${BANKDATA_DATE}/nl_data.xlsx ${WRKSRC}/src/bankdata
+	@${CP} ${WRKDIR}/${PORTNAME}-bankdata-${BANKDATA_DATE}/sepa_${BANKDATA_DATE}.txt ${WRKSRC}/src/bankdata/sepa
+	@${REINPLACE_CMD} -e 's|%%BANKDATA_DATE%%|'"$$(date -j -f "%Y%m%d" "+%d.%m.%Y" ${BANKDATA_DATE})"'|' \
+		${WRKSRC}/src/bankdata/CMakeLists.txt
 
 post-install-DOCS-on:
 	@${MKDIR} ${STAGEDIR}${DOCSDIR}
 	${INSTALL_DATA} ${PORTDOCS:S|^|${WRKSRC}/|} ${STAGEDIR}${DOCSDIR}
 
 .include <bsd.port.mk>
diff --git a/finance/ktoblzcheck/distinfo b/finance/ktoblzcheck/distinfo
index 7d2d13ce6e51..571dbedc4375 100644
--- a/finance/ktoblzcheck/distinfo
+++ b/finance/ktoblzcheck/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1703801052
-SHA256 (ktoblzcheck-1.53.tar.gz) = 18b9118556fe83240f468f770641d2578f4ff613cdcf0a209fb73079ccb70c55
-SIZE (ktoblzcheck-1.53.tar.gz) = 531459
-SHA256 (ktoblzcheck-bankdata-20231204.tar.gz) = fbb84b8bc149c9a111fb7408a8bd48f47385dca7182383e425450556ea68a547
-SIZE (ktoblzcheck-bankdata-20231204.tar.gz) = 293232
+TIMESTAMP = 1705083248
+SHA256 (ktoblzcheck-1.57.tar.gz) = 4c3b782e5d8e31e219c3e2ece0c6e84a93929ae0b2f36080d4c183a644d05672
+SIZE (ktoblzcheck-1.57.tar.gz) = 96788
+SHA256 (ktoblzcheck-bankdata-20240108.tar.gz) = ce039f989ef7ac7b12de5ea57fa58991e98cecf0ce7ba2b75d567ca5c4db43e5
+SIZE (ktoblzcheck-bankdata-20240108.tar.gz) = 534789
diff --git a/finance/ktoblzcheck/files/patch-src_bankdata_CMakeLists.txt b/finance/ktoblzcheck/files/patch-src_bankdata_CMakeLists.txt
new file mode 100644
index 000000000000..ac0dfb7bc07a
--- /dev/null
+++ b/finance/ktoblzcheck/files/patch-src_bankdata_CMakeLists.txt
@@ -0,0 +1,23 @@
+--- src/bankdata/CMakeLists.txt.orig	2024-01-05 07:31:23 UTC
++++ src/bankdata/CMakeLists.txt
+@@ -23,6 +23,7 @@ file(WRITE ${CMAKE_CURRENT_BINARY_DIR}/ch_data.cmake "
+     file(DOWNLOAD \"${CH_RAW_DATA_URL}\" \"${CH_RAW_DATA_PATH}\")
+ ")
+ 
++if(ENABLE_BANKDATA_DOWNLOAD)
+ # fetch validity date from bank's website
+ function(extract_date ARG)
+     file(DOWNLOAD ${BANK_WEBSITE_URL} ${TEMP_FILE})
+@@ -57,10 +58,10 @@ add_custom_command(
+     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
+     COMMENT "Download raw bank data file to ${CH_RAW_DATA_PATH}"
+ )
++endif()
+ 
+ # store the validity date in VALID_DATE
+-set(VALID_DATE "")
+-extract_date(VALID_DATE)
++set(VALID_DATE "%%BANKDATA_DATE%%")
+ 
+ if(NOT "${VALID_DATE}" STREQUAL "")
+ add_custom_command(
diff --git a/finance/ktoblzcheck/files/patch-src_lib_methods.cc b/finance/ktoblzcheck/files/patch-src_lib_methods.cc
deleted file mode 100644
index 58e7293ef25e..000000000000
--- a/finance/ktoblzcheck/files/patch-src_lib_methods.cc
+++ /dev/null
@@ -1,83 +0,0 @@
-Update methods 45, B1, and C2. Implement method E4.
-https://sourceforge.net/p/ktoblzcheck/code/merge-requests/14/
-
---- src/lib/methods.cc.orig	2020-01-20 15:07:55 UTC
-+++ src/lib/methods.cc
-@@ -530,15 +530,15 @@ AccountNumberCheck::Result method_44(const int *accoun
-     return algo01(11, weight, false, 10, account);
- }
- 
-+// method 45 was extended for due-date 2018-06-04
- AccountNumberCheck::Result method_45(const int *account, int *weight)
- {
--    // some numbers do not have a checksum
--    if (0 == account[0] || 1 == account[4]) {
-+    // accountIDs starting with "0" or "48" do not have a check digit
-+    // accountIDs that have "1" as the fifth digit do not have a check digit
-+    if (0 == account[0] || 1 == account[4] || (4 == account[0] && 8 == account[1])) {
-         return AccountNumberCheck::OK;
-     }
--
--    number2Array("2121212120", weight);
--    return algo01(10, weight, true, 10, account);
-+    return method_00(account, weight);
- }
- 
- AccountNumberCheck::Result method_46(const int *account, int *weight)
-@@ -1644,13 +1644,13 @@ AccountNumberCheck::Result method_B0(const int *accoun
- // Checked with Bundesbank-Testnumbers
- AccountNumberCheck::Result method_B1(const int *account, int *weight)
- {
--    number2Array("1371371370", weight);
--    if (AccountNumberCheck::OK == algo01(10, weight, false, 10, account)) {
--        return AccountNumberCheck::OK; // variant 1 (method "05")
-+    if (AccountNumberCheck::OK == method_05(account, weight)) {
-+        return AccountNumberCheck::OK; // variant 1
-     }
--    number2Array("1731731730", weight);
--    return algo01(10, weight, false, 10, account);
--    // variant 2 (method "01")
-+    if (AccountNumberCheck::OK == method_01(account, weight)) {
-+        return AccountNumberCheck::OK; // variant 2
-+    }
-+    return method_00(account, weight); //variant 3, extended for due-date 2017-06-05
- }
- 
- // Added by Jens Gecius (new Method as of September 6th, 2004)
-@@ -1824,7 +1824,10 @@ AccountNumberCheck::Result method_C2(const int *accoun
-     if (AccountNumberCheck::OK == method_22(account, weight)) { // variant 1
-         return AccountNumberCheck::OK;
-     }
--    return method_00(account, weight);   // variant 2
-+    if (AccountNumberCheck::OK == method_00(account, weight)) { // variant 2
-+        return AccountNumberCheck::OK;
-+    }
-+    return method_04(account, weight); // variant 3, extended for due-date 2017-09-04
- }
- 
- // new method C3 and C4 valid from March 5th, 2007, checked with Bundesbank-Testnumbers
-@@ -2190,6 +2193,16 @@ AccountNumberCheck::Result method_E3(const int *accoun
-     return method_21(account, weight);               // variant 2
- }
- 
-+// new method E4 valid from 2017-06-05
-+// checked with Bundesbank-Testnumbers
-+AccountNumberCheck::Result method_E4(const int *account, int *weight)
-+{
-+    if (AccountNumberCheck::OK == method_02(account, weight)) { // variant 1
-+        return AccountNumberCheck::OK;
-+    }
-+    return method_00(account, weight); // variant 2
-+}
-+
- struct method_func_s {
-     const char *str;
-     AccountNumberCheck::MethodFunc func;
-@@ -2337,6 +2350,7 @@ const struct method_func_s cb_funcs[] = {
-     { "E1", method_E1},
-     { "E2", method_E2},
-     { "E3", method_E3},
-+    { "E4", method_E4},
-     { 0, 0} // Important: The array has to end with the {0,0} entry,
-     // otherwise initMethodMap() will runaway and crash!
- };
diff --git a/finance/ktoblzcheck/pkg-plist b/finance/ktoblzcheck/pkg-plist
index f8648fff30f8..d7ba80871f02 100644
--- a/finance/ktoblzcheck/pkg-plist
+++ b/finance/ktoblzcheck/pkg-plist
@@ -1,74 +1,92 @@
 bin/ibanchk
 bin/ktoblzcheck
+bin/ktoblzupdate
 include/iban.h
 include/ktoblzcheck.h
+include/ktoblzcheck_export.h
 lib/cmake/KtoBlzCheck/KtoBlzCheckConfig.cmake
 lib/cmake/KtoBlzCheck/KtoBlzCheckConfigVersion.cmake
 lib/cmake/KtoBlzCheck/KtoBlzCheckTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/KtoBlzCheck/KtoBlzCheckTargets.cmake
 lib/libktoblzcheck.so
 lib/libktoblzcheck.so.1
 lib/libktoblzcheck.so.1.5.26
 libdata/pkgconfig/ktoblzcheck.pc
-share/man/man1/ibanchk.1.gz
-share/man/man1/ktoblzcheck.1.gz
 %%DOXYGEN%%%%DOCSDIR%%/api/README_8md.html
+%%DOXYGEN%%%%DOCSDIR%%/api/_8build_2src_2include_2ktoblzcheck__export_8h.html
+%%DOXYGEN%%%%DOCSDIR%%/api/_8build_2src_2include_2ktoblzcheck__export_8h_source.html
 %%DOXYGEN%%%%DOCSDIR%%/api/annotated.html
 %%DOXYGEN%%%%DOCSDIR%%/api/bc_s.png
+%%DOXYGEN%%%%DOCSDIR%%/api/bc_sd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/bdwn.png
 %%DOXYGEN%%%%DOCSDIR%%/api/classAccountNumberCheck-members.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classAccountNumberCheck.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classAccountNumberCheck_1_1Record-members.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classAccountNumberCheck_1_1Record.html
+%%DOXYGEN%%%%DOCSDIR%%/api/classDataUpdater-members.html
+%%DOXYGEN%%%%DOCSDIR%%/api/classDataUpdater.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classIban-members.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classIban.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classIbanCheck-members.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classIbanCheck.html
 %%DOXYGEN%%%%DOCSDIR%%/api/classes.html
 %%DOXYGEN%%%%DOCSDIR%%/api/closed.png
-%%DOXYGEN%%%%DOCSDIR%%/api/dir_2d731f5ea854aa8d4182cb287b4b4714.html
-%%DOXYGEN%%%%DOCSDIR%%/api/dir_5652562e240707faebb7b26ba93ec871.html
+%%DOXYGEN%%%%DOCSDIR%%/api/dir_027acad13201f25411f30b3a77f2b006.html
 %%DOXYGEN%%%%DOCSDIR%%/api/dir_5a44bfe66872ebd87256b63344bc501a.html
-%%DOXYGEN%%%%DOCSDIR%%/api/dir_6b601777cc03b1c222ba0713691323f0.html
+%%DOXYGEN%%%%DOCSDIR%%/api/dir_63c478c42e36c4f05959c97623df5ccd.html
 %%DOXYGEN%%%%DOCSDIR%%/api/dir_8f1ddfcaba34d370f217a025e0bf2872.html
+%%DOXYGEN%%%%DOCSDIR%%/api/dir_b6310677cdb1a308af776abddf4b17ae.html
 %%DOXYGEN%%%%DOCSDIR%%/api/doc.png
+%%DOXYGEN%%%%DOCSDIR%%/api/docd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/doxygen.css
 %%DOXYGEN%%%%DOCSDIR%%/api/doxygen.svg
 %%DOXYGEN%%%%DOCSDIR%%/api/dynsections.js
 %%DOXYGEN%%%%DOCSDIR%%/api/files.html
 %%DOXYGEN%%%%DOCSDIR%%/api/folderclosed.png
 %%DOXYGEN%%%%DOCSDIR%%/api/folderopen.png
 %%DOXYGEN%%%%DOCSDIR%%/api/functions.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_enum.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_eval.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_func.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_rela.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_type.html
 %%DOXYGEN%%%%DOCSDIR%%/api/functions_vars.html
 %%DOXYGEN%%%%DOCSDIR%%/api/globals.html
 %%DOXYGEN%%%%DOCSDIR%%/api/globals_defs.html
 %%DOXYGEN%%%%DOCSDIR%%/api/globals_func.html
 %%DOXYGEN%%%%DOCSDIR%%/api/globals_type.html
 %%DOXYGEN%%%%DOCSDIR%%/api/iban_8h.html
 %%DOXYGEN%%%%DOCSDIR%%/api/iban_8h_source.html
 %%DOXYGEN%%%%DOCSDIR%%/api/index.html
 %%DOXYGEN%%%%DOCSDIR%%/api/jquery.js
+%%DOXYGEN%%%%DOCSDIR%%/api/ktoblzcheck-1_857_2src_2include_2ktoblzcheck__export_8h.html
+%%DOXYGEN%%%%DOCSDIR%%/api/ktoblzcheck-1_857_2src_2include_2ktoblzcheck__export_8h_source.html
 %%DOXYGEN%%%%DOCSDIR%%/api/ktoblzcheck_8h.html
 %%DOXYGEN%%%%DOCSDIR%%/api/ktoblzcheck_8h_source.html
 %%DOXYGEN%%%%DOCSDIR%%/api/menu.js
 %%DOXYGEN%%%%DOCSDIR%%/api/menudata.js
 %%DOXYGEN%%%%DOCSDIR%%/api/nav_f.png
+%%DOXYGEN%%%%DOCSDIR%%/api/nav_fd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/nav_g.png
 %%DOXYGEN%%%%DOCSDIR%%/api/nav_h.png
+%%DOXYGEN%%%%DOCSDIR%%/api/nav_hd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/open.png
 %%DOXYGEN%%%%DOCSDIR%%/api/splitbar.png
+%%DOXYGEN%%%%DOCSDIR%%/api/splitbard.png
 %%DOXYGEN%%%%DOCSDIR%%/api/sync_off.png
 %%DOXYGEN%%%%DOCSDIR%%/api/sync_on.png
 %%DOXYGEN%%%%DOCSDIR%%/api/tab_a.png
+%%DOXYGEN%%%%DOCSDIR%%/api/tab_ad.png
 %%DOXYGEN%%%%DOCSDIR%%/api/tab_b.png
+%%DOXYGEN%%%%DOCSDIR%%/api/tab_bd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/tab_h.png
+%%DOXYGEN%%%%DOCSDIR%%/api/tab_hd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/tab_s.png
+%%DOXYGEN%%%%DOCSDIR%%/api/tab_sd.png
 %%DOXYGEN%%%%DOCSDIR%%/api/tabs.css
-%%DATADIR%%/bankdata_%%BANKDATA_DATE%%.txt
-%%DATADIR%%/blz_%%BANKDATA_DATE%%.txt
+%%DATADIR%%/bankdata.ch.db
+%%DATADIR%%/bankdata.de.db
+%%DATADIR%%/bankdata.nl.db
 %%DATADIR%%/ibandata.txt
+share/man/man1/ibanchk.1.gz
+share/man/man1/ktoblzcheck.1.gz