diff --git a/easybuild/easyconfigs/l/libffi/libffi-3.4.5-GCCcore-13.3.0.eb b/easybuild/easyconfigs/l/libffi/libffi-3.4.5-GCCcore-13.3.0.eb
new file mode 100644
index 000000000000..34934544c931
--- /dev/null
+++ b/easybuild/easyconfigs/l/libffi/libffi-3.4.5-GCCcore-13.3.0.eb
@@ -0,0 +1,29 @@
+easyblock = 'ConfigureMake'
+
+name = 'libffi'
+version = '3.4.5'
+
+homepage = 'https://sourceware.org/libffi/'
+description = """The libffi library provides a portable, high level programming interface to
+ various calling conventions. This allows a programmer to call any function
+ specified by a call interface description at run-time."""
+
+toolchain = {'name': 'GCCcore', 'version': '13.3.0'}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://github.com/libffi/libffi/releases/download/v%(version)s/']
+sources = [SOURCELOWER_TAR_GZ]
+checksums = ['96fff4e589e3b239d888d9aa44b3ff30693c2ba1617f953925a70ddebcc102b2']
+
+builddependencies = [
+    ('binutils', '2.42'),
+]
+
+configopts = '--disable-exec-static-tramp '
+
+sanity_check_paths = {
+    'files': ['lib/libffi.a', 'lib/libffi.%s' % SHLIB_EXT],
+    'dirs': ['include', 'share'],
+}
+
+moduleclass = 'lib'
diff --git a/easybuild/easyconfigs/l/libreadline/libreadline-8.2-GCCcore-13.3.0.eb b/easybuild/easyconfigs/l/libreadline/libreadline-8.2-GCCcore-13.3.0.eb
new file mode 100644
index 000000000000..8cf47255fdcf
--- /dev/null
+++ b/easybuild/easyconfigs/l/libreadline/libreadline-8.2-GCCcore-13.3.0.eb
@@ -0,0 +1,41 @@
+easyblock = 'ConfigureMake'
+
+name = 'libreadline'
+version = '8.2'
+
+homepage = 'https://tiswww.case.edu/php/chet/readline/rltop.html'
+description = """
+ The GNU Readline library provides a set of functions for use by applications
+ that allow users to edit command lines as they are typed in. Both Emacs and
+ vi editing modes are available. The Readline library includes additional
+ functions to maintain a list of previously-entered command lines, to recall
+ and perhaps reedit those lines, and perform csh-like history expansion on
+ previous commands.
+"""
+
+toolchain = {'name': 'GCCcore', 'version': '13.3.0'}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://ftp.gnu.org/gnu/readline']
+sources = ['readline-%(version)s.tar.gz']
+checksums = ['3feb7171f16a84ee82ca18a36d7b9be109a52c04f492a053331d7d1095007c35']
+
+builddependencies = [
+    ('binutils', '2.42'),
+]
+dependencies = [
+    ('ncurses', '6.5'),
+]
+
+# for the termcap symbols, use EB ncurses
+buildopts = "SHLIB_LIBS='-lncurses'"
+
+sanity_check_paths = {
+    'files': ['lib/libreadline.a', 'lib/libhistory.a'] +
+             ['include/readline/%s' % x
+              for x in ['chardefs.h', 'history.h', 'keymaps.h', 'readline.h',
+                        'rlconf.h', 'rlstdc.h', 'rltypedefs.h', 'tilde.h']],
+    'dirs': [],
+}
+
+moduleclass = 'lib'
diff --git a/easybuild/easyconfigs/p/Python/Python-3.12.3-GCCcore-13.3.0.eb b/easybuild/easyconfigs/p/Python/Python-3.12.3-GCCcore-13.3.0.eb
new file mode 100644
index 000000000000..01dba67a85a6
--- /dev/null
+++ b/easybuild/easyconfigs/p/Python/Python-3.12.3-GCCcore-13.3.0.eb
@@ -0,0 +1,68 @@
+name = 'Python'
+version = '3.12.3'
+
+homepage = 'https://python.org/'
+description = """Python is a programming language that lets you work more quickly and integrate your systems
+ more effectively."""
+
+toolchain = {'name': 'GCCcore', 'version': '13.3.0'}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://www.python.org/ftp/%(namelower)s/%(version)s/']
+sources = [SOURCE_TGZ]
+checksums = ['a6b9459f45a6ebbbc1af44f5762623fa355a0c87208ed417628b379d762dddb0']
+
+builddependencies = [
+    ('UnZip', '6.0'),
+    ('pkgconf', '2.2.0'),
+]
+
+dependencies = [
+    ('binutils', '2.42'),
+    ('bzip2', '1.0.8'),  # required for bz2 package in Python stdlib
+    ('zlib', '1.3.1'),
+    ('libreadline', '8.2'),
+    ('ncurses', '6.5'),
+    ('SQLite', '3.45.3'),
+    ('XZ', '5.4.5'),
+    ('libffi', '3.4.5'),
+    ('OpenSSL', '3', '', SYSTEM),
+]
+
+install_pip = True
+
+exts_default_options = {
+    'source_urls': [PYPI_SOURCE],
+    'use_pip': True,
+}
+
+# order is important!
+# package versions updated 2024-05-21
+exts_list = [
+    ('flit_core', '3.9.0', {
+        'checksums': ['72ad266176c4a3fcfab5f2930d76896059851240570ce9a98733b658cb786eba'],
+    }),
+    ('wheel', '0.43.0', {
+        'checksums': ['465ef92c69fa5c5da2d1cf8ac40559a8c940886afcef87dcf14b9470862f1d85'],
+    }),
+    ('tomli', '2.0.1', {
+        'checksums': ['de526c12914f0c550d15924c62d72abc48d6fe7364aa87328337a31007fe8a4f'],
+    }),
+    ('packaging', '24.0', {
+        'checksums': ['eb82c5e3e56209074766e6885bb04b8c38a0c015d0a30036ebe7ece34c9989e9'],
+    }),
+    ('typing_extensions', '4.11.0', {
+        'checksums': ['83f085bd5ca59c80295fc2a82ab5dac679cbe02b9f33f7d83af68e241bea51b0'],
+    }),
+    ('setuptools', '70.0.0', {
+        'checksums': ['f211a66637b8fa059bb28183da127d4e86396c991a942b028c6650d4319c3fd0'],
+    }),
+    ('setuptools_scm', '8.1.0', {
+        'checksums': ['42dea1b65771cba93b7a515d65a65d8246e560768a66b9106a592c8e7f26c8a7'],
+    }),
+    ('pip', '24.0', {
+        'checksums': ['ea9bd1a847e8c5774a5777bb398c19e80bcd4e2aa16a4b301b718fe6f593aba2'],
+    }),
+]
+
+moduleclass = 'lang'
diff --git a/easybuild/easyconfigs/s/SQLite/SQLite-3.45.3-GCCcore-13.3.0.eb b/easybuild/easyconfigs/s/SQLite/SQLite-3.45.3-GCCcore-13.3.0.eb
new file mode 100644
index 000000000000..2a1d41ffc3c7
--- /dev/null
+++ b/easybuild/easyconfigs/s/SQLite/SQLite-3.45.3-GCCcore-13.3.0.eb
@@ -0,0 +1,39 @@
+easyblock = 'ConfigureMake'
+
+name = 'SQLite'
+version = '3.45.3'
+local_filename_version = '3450300'
+
+homepage = 'https://www.sqlite.org/'
+description = "SQLite: SQL Database Engine in a C Library"
+
+toolchain = {'name': 'GCCcore', 'version': '13.3.0'}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://www.sqlite.org/2024/']
+sources = ['%%(namelower)s-autoconf-%s.tar.gz' % (local_filename_version)]
+checksums = ['b2809ca53124c19c60f42bf627736eae011afdcc205bb48270a5ee9a38191531']
+
+builddependencies = [
+    ('binutils', '2.42'),
+]
+dependencies = [
+    ('libreadline', '8.2'),
+    ('Tcl', '8.6.14'),
+]
+
+# enable additional APIs that provide access to meta-data about tables and queries
+# needed for GDAL when it used as a dep for QGIS
+buildopts = 'CC="$CC" CFLAGS="$CFLAGS -DSQLITE_ENABLE_COLUMN_METADATA"'
+
+sanity_check_paths = {
+    'files': ['bin/sqlite3', 'include/sqlite3ext.h', 'include/sqlite3.h',
+              'lib/libsqlite3.a', 'lib/libsqlite3.%s' % SHLIB_EXT],
+    'dirs': ['lib/pkgconfig'],
+}
+
+sanity_check_commands = [
+    'sqlite3 --version | grep ^%(version)s',
+]
+
+moduleclass = 'devel'
diff --git a/easybuild/easyconfigs/t/Tcl/Tcl-8.6.14-GCCcore-13.3.0.eb b/easybuild/easyconfigs/t/Tcl/Tcl-8.6.14-GCCcore-13.3.0.eb
new file mode 100644
index 000000000000..e81b854198ba
--- /dev/null
+++ b/easybuild/easyconfigs/t/Tcl/Tcl-8.6.14-GCCcore-13.3.0.eb
@@ -0,0 +1,41 @@
+easyblock = 'ConfigureMake'
+
+name = 'Tcl'
+version = '8.6.14'
+
+homepage = 'https://www.tcl.tk/'
+description = """
+ Tcl (Tool Command Language) is a very powerful but easy to learn dynamic
+ programming language, suitable for a very wide range of uses, including web
+ and desktop applications, networking, administration, testing and many more.
+"""
+
+toolchain = {'name': 'GCCcore', 'version': '13.3.0'}
+
+source_urls = ['http://prdownloads.sourceforge.net/%(namelower)s']
+sources = ['%(namelower)s%(version)s-src.tar.gz']
+checksums = ['5880225babf7954c58d4fb0f5cf6279104ce1cd6aa9b71e9a6322540e1c4de66']
+
+builddependencies = [
+    ('binutils', '2.42'),
+]
+dependencies = [
+    ('zlib', '1.3.1'),
+]
+
+configopts = '--enable-threads EXTRA_INSTALL="install-private-headers"'
+
+runtest = 'test'
+
+start_dir = 'unix'
+
+postinstallcmds = ['ln -s %(installdir)s/bin/tclsh%(version_major)s.%(version_minor)s %(installdir)s/bin/tclsh']
+
+sanity_check_paths = {
+    'files': ['bin/tclsh%(version_major)s.%(version_minor)s', 'bin/tclsh',
+              'include/tcl.h', 'lib/libtcl%%(version_major)s.%%(version_minor)s.%s' % SHLIB_EXT,
+              'lib/tclConfig.sh', 'man/man1/tclsh.1'],
+    'dirs': ['share'],
+}
+
+moduleclass = 'lang'