diff --git a/external/external_build.cmake b/external/external_build.cmake
index 0abb8f7..03d5d67 100644
--- a/external/external_build.cmake
+++ b/external/external_build.cmake
@@ -29,13 +29,14 @@ IF(INTERNAL_GENGETOPT)
 ENDIF(INTERNAL_GENGETOPT)
 
 IF(INTERNAL_HDF5)
-  SET(HDF5_URL "https://support.hdfgroup.org/ftp/HDF5/releases/hdf5-1.10/hdf5-1.10.5/src/hdf5-1.10.5.tar.gz" CACHE STRING "URL to download HDF5 from")
+  SET(HDF5_URL "https://github.com/HDFGroup/hdf5/archive/refs/tags/hdf5_1.14.6.tar.gz" CACHE STRING "URL to download HDF5 from")
   mark_as_advanced(HDF5_URL)
 ENDIF(INTERNAL_HDF5)
 
 IF(INTERNAL_NETCDF)
-  SET(NETCDF_URL "https://github.com/Unidata/netcdf-c/archive/v4.7.3.tar.gz" CACHE STRING "URL to download NetCDF from")
-  SET(NETCDFCXX_URL "https://github.com/Unidata/netcdf-cxx4/archive/v4.3.1.tar.gz" CACHE STRING "URL to download NetCDF-CXX from")
+  SET(NETCDF_URL "https://github.com/Unidata/netcdf-c/archive/refs/tags/v4.9.3.tar.gz" CACHE STRING "URL to download NetCDF from")
+  SET(NETCDFCXX_URL "https://github.com/Unidata/netcdf-cxx4/archive/8ba2dd92277dbc1058b3a024933e09a69246b481.tar.gz" CACHE STRING "URL to download NetCDF-CXX from")
+  #SET(NETCDFCXX_URL "https://github.com/Unidata/netcdf-cxx4/archive/v4.3.1.tar.gz" CACHE STRING "URL to download NetCDF-CXX from")
   mark_as_advanced(NETCDF_URL)
 ENDIF(INTERNAL_NETCDF)
 
@@ -51,7 +52,7 @@ IF(INTERNAL_QHULL)
   mark_as_advanced(QHULL_URL)
 ENDIF(INTERNAL_QHULL)
 
-SET(HEALPIX_URL "https://sourceforge.net/projects/healpix/files/Healpix_3.50/healpix_cxx-3.50.0.tar.gz/download" CACHE STRING "URL for Healpix")
+SET(HEALPIX_URL "https://sourceforge.net/projects/healpix/files/Healpix_3.83/Healpix_3.83_2024Nov13.tar.gz/download" CACHE STRING "URL for Healpix")
 mark_as_advanced(HEALPIX_URL)
 
 
@@ -102,7 +103,7 @@ if (INTERNAL_HDF5)
   ExternalProject_Add(hdf5
     PREFIX ${BUILD_PREFIX}/hdf5-prefix
     URL ${HDF5_URL}
-    URL_HASH MD5=e115eeb66e944fa7814482415dd21cc4
+    URL_HASH SHA256=09ee1c671a87401a5201c06106650f62badeea5a3b3941e9b1e2e1e08317357f
     CMAKE_ARGS
       -DCMAKE_INSTALL_PREFIX=${EXT_INSTALL}
       -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
@@ -110,6 +111,7 @@ if (INTERNAL_HDF5)
       -DHDF5_BUILD_CPP_LIB=ON
       -DHDF5_BUILD_TOOLS=ON
       -DHDF5_BUILD_HL_LIB=ON
+      -DDEFAULT_API_VERSION:STRING=v110 
       -DBUILD_SHARED_LIBS=ON
       BUILD_BYPRODUCTS ${EXT_INSTALL}/lib/libhdf5-static.a ${EXT_INSTALL}/lib/libhdf5_cpp.a
   )
@@ -151,32 +153,58 @@ if (INTERNAL_NETCDF)
     DEPENDS ${hdf5_built}
     PREFIX ${BUILD_PREFIX}/netcdf-prefix
     URL ${NETCDF_URL}
-    PATCH_COMMAND  ${CMAKE_COMMAND}
-      -DBUILD_PREFIX=${BUILD_PREFIX}/netcdf-prefix
-      -DPATCH_FILE=${CMAKE_SOURCE_DIR}/external/patch_netcdf
-      -DSOURCE_PREFIX=${BUILD_PREFIX}/netcdf-prefix/src/netcdf/ncgen3
-      -P ${CMAKE_SOURCE_DIR}/external/check_and_apply_patch.cmake
-      CONFIGURE_COMMAND env PATH=${EXT_INSTALL}/bin:$ENV{PATH} ${NETCDF_SOURCE_DIR}/configure
-         --prefix=${NETCDF_BIN_DIR} --libdir=${NETCDF_BIN_DIR}/lib
-         --enable-netcdf-4  --with-pic --disable-shared --disable-dap
-         --disable-cdmremote --disable-rpc
-         --disable-examples ${EXTRA_NC_FLAGS} CC=${CMAKE_C_COMPILER}
-         CXX=${CMAKE_CXX_COMPILER}
-    BUILD_IN_SOURCE 1
-    INSTALL_COMMAND ${CMAKE_MAKE_PROGRAM} install
+    URL_HASH SHA256=990f46d49525d6ab5dc4249f8684c6deeaf54de6fec63a187e9fb382cc0ffdff
+    CMAKE_ARGS
+      -DCMAKE_INSTALL_PREFIX=${EXT_INSTALL}
+      -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
+      -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+      -DBUILD_SHARED_LIBS=OFF
+      -DBUILD_TESTING=OFF
+      -DBUILD_TESTSETS=OFF
+      -DNETCDF_ENABLE_DAP=OFF
+      -DNETCDF_ENABLE_DAP2=OFF
+      -DNETCDF_ENABLE_DAP4=OFF
+      -DNETCDF_ENABLE_BYTERANGE_SUPPORT=OFF
+      -DNETCDF_ENABLE_BYTERANGE=OFF
+      -DNETCDF_ENABLE_NCZARR_S3=OFF
+      -DNETCDF_ENABLE_EXAMPLES=OFF
+      -DNETCDF_ENABLE_TESTS=OFF
+      -DNETCDF_ENABLE_LOGGING=ON
+    #PATCH_COMMAND  ${CMAKE_COMMAND}
+    #  -DBUILD_PREFIX=${BUILD_PREFIX}/netcdf-prefix
+    #  -DPATCH_FILE=${CMAKE_SOURCE_DIR}/external/patch_netcdf
+    #  -DSOURCE_PREFIX=${BUILD_PREFIX}/netcdf-prefix/src/netcdf/ncgen3
+    #  -P ${CMAKE_SOURCE_DIR}/external/check_and_apply_patch.cmake
+    #  CONFIGURE_COMMAND env PATH=${EXT_INSTALL}/bin:$ENV{PATH} ${NETCDF_SOURCE_DIR}/configure
+    #     --prefix=${NETCDF_BIN_DIR} --libdir=${NETCDF_BIN_DIR}/lib
+    #     --enable-netcdf-4  --with-pic --disable-shared --disable-dap
+    #     --disable-cdmremote --disable-rpc
+    #     --disable-examples ${EXTRA_NC_FLAGS} CC=${CMAKE_C_COMPILER}
+    #     CXX=${CMAKE_CXX_COMPILER}
+    #BUILD_IN_SOURCE 1
+    #INSTALL_COMMAND ${CMAKE_MAKE_PROGRAM} install
   )
 
   ExternalProject_Add(netcdf_cxx
     DEPENDS netcdf
     PREFIX ${BUILD_PREFIX}/netcdf-cxx-prefix
     URL ${NETCDFCXX_URL}
-    CONFIGURE_COMMAND env PATH=${EXT_INSTALL}/bin:$ENV{PATH} ${NETCDF_CXX_SOURCE_DIR}/configure
-      --prefix=${NETCDF_BIN_DIR} --libdir=${NETCDF_BIN_DIR}/lib
-      --with-pic --disable-shared
-      --disable-examples ${EXTRA_NC_FLAGS} CC=${CMAKE_C_COMPILER}
-      CXX=${CMAKE_CXX_COMPILER}
-    BUILD_IN_SOURCE 1
-    INSTALL_COMMAND ${CMAKE_MAKE_PROGRAM} install
+    URL_HASH SHA256=29d58409c478747406f077c2d4a300991036590d4a2885b7da032033a443c77f
+    CMAKE_ARGS
+      -DCMAKE_INSTALL_PREFIX=${EXT_INSTALL}
+      -DCMAKE_C_COMPILER=${CMAKE_C_COMPILER}
+      -DCMAKE_CXX_COMPILER=${CMAKE_CXX_COMPILER}
+      -DBUILD_SHARED_LIBS=OFF
+      -DBUILD_TESTING=OFF
+      -DBUILD_TESTSET=OFF
+    BUILD_BYPRODUCTS ${EXT_INSTALL}/lib/libnetcdf_c++4.a
+#    CONFIGURE_COMMAND env PATH=${EXT_INSTALL}/bin:$ENV{PATH} ${NETCDF_CXX_SOURCE_DIR}/configure
+#      --prefix=${NETCDF_BIN_DIR} --libdir=${NETCDF_BIN_DIR}/lib
+#      --with-pic --disable-shared
+#      --disable-examples ${EXTRA_NC_FLAGS} CC=${CMAKE_C_COMPILER}
+#      CXX=${CMAKE_CXX_COMPILER}
+#    BUILD_IN_SOURCE 1
+#    INSTALL_COMMAND ${CMAKE_MAKE_PROGRAM} install
   )
 
   SET(CONFIGURE_CPP_LDFLAGS "${CONFIGURE_LDFLAGS}")
@@ -297,8 +325,8 @@ message(STATUS "GSL paths: ${GSL_LIBRARY} ${GSL_CBLAS_LIBRARY} ${GSL_INCLUDE}")
 #################
 
 ExternalProject_Add(cfitsio
-  URL file://${CMAKE_SOURCE_DIR}/external/cfitsio-3.47.tar.gz
-  URL_HASH SHA1=5a25016dcaf12117d950e4278e10d39c6c7d33a5
+  URL https://github.com/HEASARC/cfitsio/archive/refs/tags/cfitsio-4.6.2.tar.gz
+  URL_HASH SHA1=b8ded310b3805a2db1bcbb2c5bb4e82775048f00
   PREFIX ${BUILD_PREFIX}/cfitsio-prefix
   CONFIGURE_COMMAND ./configure --prefix=${EXT_INSTALL} --disable-curl --libdir=${EXT_INSTALL}/lib CPPFLAGS=${CONFIGURE_CPP_FLAGS} CC=${CMAKE_C_COMPILER} CXX=${CMAKE_CXX_COMPILER}
   BUILD_IN_SOURCE 1
@@ -318,19 +346,24 @@ ExternalProject_Add(healpix
     DEPENDS cfitsio
     PREFIX ${BUILD_PREFIX}/healpix-prefix
     URL ${HEALPIX_URL}
-    URL_HASH SHA1=c8a537e743f760dfa453cad246065d37f72fc0cb
-    CONFIGURE_COMMAND ${CMAKE_COMMAND}
-        -DHEALPIX_CC=${CMAKE_C_COMPILER}
-        -DHEALPIX_CXX=${CMAKE_CXX_COMPILER}
-        -DHEALPIX_DIR:STRING=${HEALPIX_DIR}
-        -DHEALPIX_INSTALL:STRING=${EXT_INSTALL}
-        -DCFITSIO_LIB:STRING=${CFITSIO_LIBRARY}
-        -P ${CMAKE_SOURCE_DIR}/external/configure_healpix.cmake
+    URL_HASH SHA256=8876c18efc596fd706b2a004ac15f2fb60b795f2db6fbabea9d8ccf549531dda
+    CONFIGURE_COMMAND ./configure --auto=cxx
+    BUILD_IN_SOURCE 1
+    BUILD_BYPRODUCTS ${HEALPIX_DIR}/lib/libhealpix_cxx.a
+    INSTALL_COMMAND true
+#    CONFIGURE_COMMAND ${CMAKE_COMMAND}
+#        -DHEALPIX_CC=${CMAKE_C_COMPILER}
+#        -DHEALPIX_CXX=${CMAKE_CXX_COMPILER}
+#        -DHEALPIX_DIR:STRING=${HEALPIX_DIR}
+#        -DHEALPIX_INSTALL:STRING=${EXT_INSTALL}
+#        -DCFITSIO_LIB:STRING=${CFITSIO_LIBRARY}
+#        -P ${CMAKE_SOURCE_DIR}/external/configure_healpix.cmake
+#    BUILD_BYPRODUCTS ${EXT_INSTALL}/lib/libhealpix_cxx.a
 )
-set(HPIX_LIBPATH ${EXT_INSTALL}/lib)
+set(HPIX_LIBPATH ${HEALPIX_DIR}/lib) # ${EXT_INSTALL}/lib)
 set(HEALPIX_LIBRARY ${HPIX_LIBPATH}/libhealpix_cxx.a)
 
-SET(HEALPIX_INCLUDE_PATH ${EXT_INSTALL}/include/healpix_cxx)
+SET(HEALPIX_INCLUDE_PATH ${HEALPIX_DIR}/include) # ${EXT_INSTALL}/include/healpix_cxx)
 SET(HEALPIX_LIBRARIES ${HEALPIX_LIBRARY} ${CFITSIO_LIBRARY} )
 set(GSL_LIBRARIES ${GSL_LIBRARY} ${GSL_CBLAS_LIBRARY})
 SET(NETCDF_LIBRARIES ${NETCDFCPP_LIBRARY} ${NETCDF_LIBRARY} ${HDF5_HL_LIBRARIES} ${HDF5_LIBRARIES} ${ZLIB_LIBRARY})
diff --git a/external/external_cosmotool.cmake b/external/external_cosmotool.cmake
index c7db743..4940d7c 100644
--- a/external/external_cosmotool.cmake
+++ b/external/external_cosmotool.cmake
@@ -10,7 +10,7 @@ ENDIF()
 
   #v1.0.0a7.tar.bz2
 ExternalProject_Add(cosmotool
-  URL https://bitbucket.org/glavaux/cosmotool/get/59bb99e.tar.gz
+  URL https://git.aquila-consortium.org/guilhem_lavaux/cosmotool/archive/63158017ea7b693cf2b8b2f840e24fb1f6882558.tar.gz
   DEPENDS ${cosmotool_DEPS}
   SOURCE_DIR ${COSMOTOOL_DIR}
   PREFIX ${BUILD_PREFIX}/cosmotool-prefix