diff --git a/easybuild/easyconfigs/h/HDF5/HDF5-1.12.2-gompi-2022.10.eb b/easybuild/easyconfigs/h/HDF5/HDF5-1.12.2-gompi-2022.10.eb
new file mode 100644
index 00000000000..16967dbefbe
--- /dev/null
+++ b/easybuild/easyconfigs/h/HDF5/HDF5-1.12.2-gompi-2022.10.eb
@@ -0,0 +1,22 @@
+name = 'HDF5'
+# Note: Odd minor releases are only RCs and should not be used.
+version = '1.12.2'
+
+homepage = 'https://portal.hdfgroup.org/display/support'
+description = """HDF5 is a data model, library, and file format for storing and managing data.
+ It supports an unlimited variety of datatypes, and is designed for flexible
+ and efficient I/O and for high volume and complex data."""
+
+toolchain = {'name': 'gompi', 'version': '2022.10'}
+toolchainopts = {'pic': True, 'usempi': True}
+
+source_urls = ['https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-%(version_major_minor)s/hdf5-%(version)s/src']
+sources = [SOURCELOWER_TAR_GZ]
+checksums = ['2a89af03d56ce7502dcae18232c241281ad1773561ec00c0f0e8ee2463910f14']
+
+dependencies = [
+    ('zlib', '1.2.12'),
+    ('Szip', '2.1.1'),
+]
+
+moduleclass = 'data'
diff --git a/easybuild/easyconfigs/n/netCDF-Fortran/netCDF-Fortran-4.6.0-gompi-2022.10.eb b/easybuild/easyconfigs/n/netCDF-Fortran/netCDF-Fortran-4.6.0-gompi-2022.10.eb
new file mode 100644
index 00000000000..3fc8b2f84cd
--- /dev/null
+++ b/easybuild/easyconfigs/n/netCDF-Fortran/netCDF-Fortran-4.6.0-gompi-2022.10.eb
@@ -0,0 +1,28 @@
+name = 'netCDF-Fortran'
+version = '4.6.0'
+
+homepage = 'https://www.unidata.ucar.edu/software/netcdf/'
+description = """NetCDF (network Common Data Form) is a set of software libraries
+ and machine-independent data formats that support the creation, access, and sharing of array-oriented
+ scientific data."""
+
+toolchain = {'name': 'gompi', 'version': '2022.10'}
+toolchainopts = {'pic': True, 'usempi': True}
+
+source_urls = ['https://github.com/Unidata/netcdf-fortran/archive/']
+sources = ['v%(version)s.tar.gz']
+checksums = ['8194aa70e400c0adfc456127c1d97af2c6489207171d13b10cd754a16da8b0ca']
+
+builddependencies = [
+    ('M4', '1.4.19'),
+]
+
+dependencies = [
+    ('netCDF', '4.9.0'),
+    ('bzip2', '1.0.8'),
+]
+
+# (too) parallel build fails, but single-core build is fairly quick anyway (~1min)
+parallel = 1
+
+moduleclass = 'data'
diff --git a/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0-gompi-2022.10.eb b/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0-gompi-2022.10.eb
new file mode 100644
index 00000000000..dee0ba499b4
--- /dev/null
+++ b/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0-gompi-2022.10.eb
@@ -0,0 +1,53 @@
+name = 'netCDF'
+version = '4.9.0'
+
+homepage = 'https://www.unidata.ucar.edu/software/netcdf/'
+description = """NetCDF (network Common Data Form) is a set of software libraries
+ and machine-independent data formats that support the creation, access, and sharing of array-oriented
+ scientific data."""
+
+toolchain = {'name': 'gompi', 'version': '2022.10'}
+toolchainopts = {'pic': True, 'usempi': True}
+
+source_urls = ['https://github.com/Unidata/netcdf-c/archive/']
+sources = ['v%(version)s.tar.gz']
+patches = [
+    'netCDF-%(version)s_fix-lib-name.patch',
+    'netCDF-%(version)s_fix-linking-errors.patch',
+    'netCDF-%(version)s_skip-timeout-tests.patch',
+]
+checksums = [
+    {'v4.9.0.tar.gz': '9f4cb864f3ab54adb75409984c6202323d2fc66c003e5308f3cdf224ed41c0a6'},
+    {'netCDF-4.9.0_fix-lib-name.patch': 'ed45ae6c49cf8dcddaadef4c5cf403049bf3f761187413d7b03754d319345d6a'},
+    {'netCDF-4.9.0_fix-linking-errors.patch': '2b9579c149579d137eb16ae5d790787774033dcec49c0d4993d9859f224e7b15'},
+    {'netCDF-4.9.0_skip-timeout-tests.patch': '06c29480c6a3c351c7d79c3bb972e3fdc017af6a5c93690b4d21aba23311d2d5'},
+]
+
+builddependencies = [
+    ('Autotools', '20220317'),
+    ('CMake', '3.24.3'),
+    ('Doxygen', '1.9.5'),
+]
+
+dependencies = [
+    ('HDF5', '1.12.2'),
+    ('cURL', '7.86.0'),
+    ('Szip', '2.1.1'),
+    ('zstd', '1.5.2'),
+    ('bzip2', '1.0.8'),
+    ('libxml2', '2.10.3'),
+]
+
+# make sure both static and shared libs are built
+# and disable "remote" tests that access a unreliable external test server over internet
+configopts = [
+    "-DENABLE_DAP_REMOTE_TESTS=OFF -DBUILD_SHARED_LIBS=OFF",
+    "-DENABLE_DAP_REMOTE_TESTS=OFF -DBUILD_SHARED_LIBS=ON",
+]
+
+# some tests try to start 16 MPI ranks, so we need to allow oversubscription to avoid failing tests
+pretestopts = "OMPI_MCA_rmaps_base_oversubscribe=1 "
+
+runtest = 'test'
+
+moduleclass = 'data'
diff --git a/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0_skip-timeout-tests.patch b/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0_skip-timeout-tests.patch
new file mode 100644
index 00000000000..1d860d283d0
--- /dev/null
+++ b/easybuild/easyconfigs/n/netCDF/netCDF-4.9.0_skip-timeout-tests.patch
@@ -0,0 +1,27 @@
+skip tests that take an excessive amount of time on some types of filesystems,
+triggering a timeout for nc_test4_run_par_test
+author: Kenneth Hoste (HPC-UGent)
+diff -ru netcdf-c-4.9.0.orig/nc_test4/run_par_test.sh.in netcdf-c-4.9.0/nc_test4/run_par_test.sh.in
+--- netcdf-c-4.9.0.orig/nc_test4/run_par_test.sh.in	2022-06-10 23:04:15.000000000 +0200
++++ netcdf-c-4.9.0/nc_test4/run_par_test.sh.in	2022-12-21 09:21:33.329871966 +0100
+@@ -33,13 +33,14 @@
+ #@MPIEXEC@ -n 16 ./tst_parallel4
+ #@MPIEXEC@ -n 32 ./tst_parallel4
+ #@MPIEXEC@ -n 64 ./tst_parallel4
+-echo
+-echo "Testing collective writes with some 0 element writes..."
+-@MPIEXEC@ -n 4 ./tst_parallel5
+ 
+-echo
+-echo "Parallel Performance Test for NASA"
+-@MPIEXEC@ -n 4 ./tst_nc4perf
++# disable tests that take a very long time on some types of filesystems
++#echo
++#echo "Testing collective writes with some 0 element writes..."
++#@MPIEXEC@ -n 4 ./tst_parallel5
++#echo
++#echo "Parallel Performance Test for NASA"
++#@MPIEXEC@ -n 4 ./tst_nc4perf
+ 
+ echo
+ echo "Parallel I/O test for Collective I/O, contributed by HDF Group."
diff --git a/easybuild/easyconfigs/s/Szip/Szip-2.1.1-GCCcore-12.2.0.eb b/easybuild/easyconfigs/s/Szip/Szip-2.1.1-GCCcore-12.2.0.eb
new file mode 100644
index 00000000000..6f536c566dd
--- /dev/null
+++ b/easybuild/easyconfigs/s/Szip/Szip-2.1.1-GCCcore-12.2.0.eb
@@ -0,0 +1,29 @@
+easyblock = 'ConfigureMake'
+
+name = 'Szip'
+version = '2.1.1'
+
+homepage = 'https://www.hdfgroup.org/doc_resource/SZIP/'
+
+description = """
+ Szip compression software, providing lossless compression of scientific data
+"""
+
+toolchain = {'name': 'GCCcore', 'version': '12.2.0'}
+toolchainopts = {'pic': True}
+
+source_urls = ['https://www.hdfgroup.org/ftp/lib-external/szip/%(version)s/src']
+sources = [SOURCELOWER_TAR_GZ]
+checksums = ['21ee958b4f2d4be2c9cabfa5e1a94877043609ce86fde5f286f105f7ff84d412']
+
+builddependencies = [
+    ('binutils', '2.39'),
+]
+
+sanity_check_paths = {
+    'files': ["lib/libsz.a", "lib/libsz.%s" % SHLIB_EXT] +
+             ["include/%s" % x for x in ["ricehdf.h", "szip_adpt.h", "szlib.h"]],
+    'dirs': [],
+}
+
+moduleclass = 'tools'