diff --git a/cetmodules.sh b/cetmodules.sh
new file mode 100644
index 000000000..3cba08277
--- /dev/null
+++ b/cetmodules.sh
@@ -0,0 +1,31 @@
+package: cetmodules
+version: "%(tag_basename)s"
+tag: 4.01.01
+source: https://github.com/FNALssi/cetmodules
+build_requires:
+  - CMake
+  - "GCC-Toolchain:(?!osx)"
+  - alibuild-recipe-tools
+---
+#!/bin/bash -e
+
+cmake -S "$SOURCEDIR" -B .                                        \
+      -DCMAKE_INSTALL_PREFIX="$INSTALLROOT"                       \
+      ${CMAKE_GENERATOR:+-G "$CMAKE_GENERATOR"}                   \
+      ${CMAKE_BUILD_TYPE:+-DCMAKE_BUILD_TYPE=$CMAKE_BUILD_TYPE}
+
+cmake --build . --target install ${JOBS:+-- -j$JOBS}
+
+# Patch config so find_package(cetmodules) also includes the modules
+# that cetmodules' own CMakeLists.txt loads when used via FetchContent.
+# All use include_guard() so double-inclusion is safe.
+cat >> "$INSTALLROOT/share/cetmodules/cmake/cetmodulesConfig.cmake" <<'EOF'
+include(CetProvideDependency)
+include(CetCMakeEnv)
+include(CetCMakeUtils)
+include(CetCMakeConfig)
+include(CetMake)
+EOF
+
+mkdir -p "$INSTALLROOT/etc/modulefiles"
+alibuild-generate-module --cmake > "$INSTALLROOT/etc/modulefiles/$PKGNAME"
diff --git a/eigen3.sh b/eigen3.sh
index a8a365638..6518ddd64 100644
--- a/eigen3.sh
+++ b/eigen3.sh
@@ -1,12 +1,16 @@
 package: Eigen3
 version: 3.4.0
 source: https://gitlab.com/libeigen/eigen.git
+prefer_system: .*
+prefer_system_check: |
+  printf '#include <Eigen/Dense>\nint main(){}\n' | \
+    c++ -std=c++20 -xc++ - \
+    ${EIGEN3_ROOT:+-I"$EIGEN3_ROOT/include/eigen3"} \
+    -o /dev/null
 build_requires:
   - GCC-Toolchain
   - CMake
   - alibuild-recipe-tools
-prefer_system_check: |
-  ls $EIGEN3_ROOT/include/eigen3/Eigen/Dense
 ---
 #!/bin/bash -e
 MODULEDIR="$INSTALLROOT/etc/modulefiles"
diff --git a/fmt.sh b/fmt.sh
index facd55231..0df718299 100644
--- a/fmt.sh
+++ b/fmt.sh
@@ -17,7 +17,7 @@ prefer_system_check: |
     verge $REQUESTED_VERSION $FMT_VERSION
 ---
 #!/bin/bash -e
-cmake $SOURCEDIR -DCMAKE_INSTALL_PREFIX=$INSTALLROOT -DFMT_TEST=OFF
+cmake $SOURCEDIR -DCMAKE_INSTALL_PREFIX=$INSTALLROOT -DFMT_TEST=OFF -DBUILD_SHARED_LIBS=ON
 
 make ${JOBS+-j $JOBS}
 make install
diff --git a/geomodel.sh b/geomodel.sh
new file mode 100644
index 000000000..8376f01b2
--- /dev/null
+++ b/geomodel.sh
@@ -0,0 +1,47 @@
+package: GeoModel
+version: "%(tag_basename)s"
+tag: "6.24.0"
+source: https://gitlab.cern.ch/GeoModelDev/GeoModel.git
+requires:
+  - sqlite
+  - XercesC
+  - nlohmann_json
+  - Eigen3
+  - GEANT4
+build_requires:
+  - CMake
+  - "GCC-Toolchain:(?!osx)"
+  - alibuild-recipe-tools
+env:
+  GEOMODEL_ROOT: "$GEOMODEL_ROOT"
+prepend_path:
+  ROOT_INCLUDE_PATH: "$GEOMODEL_ROOT/include"
+  LD_LIBRARY_PATH: "$GEOMODEL_ROOT/lib"
+---
+#!/bin/bash -e
+
+cmake "$SOURCEDIR" \
+  -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
+  -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+  -DCMAKE_CXX_STANDARD="${CMAKE_CXX_STANDARD:-20}" \
+  -DCMAKE_INSTALL_LIBDIR=lib \
+  -DGEOMODEL_USE_BUILTIN_JSON=OFF \
+  -DGEOMODEL_USE_BUILTIN_XERCESC=OFF \
+  -DGEOMODEL_USE_BUILTIN_EIGEN3=OFF \
+  -DGEOMODEL_BUILD_TOOLS=ON \
+  -DGEOMODEL_BUILD_GEOMODELG4=ON \
+  -DGEOMODEL_BUILD_FULLSIMLIGHT=ON \
+  -DGEOMODEL_BUILD_VISUALIZATION=OFF \
+  -DGEOMODEL_BUILD_TESTING=OFF
+
+cmake --build . -- ${JOBS:+-j$JOBS} install
+
+MODULEDIR="$INSTALLROOT/etc/modulefiles"
+MODULEFILE="$MODULEDIR/$PKGNAME"
+mkdir -p "$MODULEDIR"
+alibuild-generate-module --bin --lib > "$MODULEFILE"
+cat >> "$MODULEFILE" <<EoF
+# Our environment
+set GEOMODEL_ROOT \$::env(BASEDIR)/$PKGNAME/\$version
+prepend-path ROOT_INCLUDE_PATH \$GEOMODEL_ROOT/include
+EoF
diff --git a/jsonnet.sh b/jsonnet.sh
new file mode 100644
index 000000000..75e6e509b
--- /dev/null
+++ b/jsonnet.sh
@@ -0,0 +1,34 @@
+package: jsonnet
+version: "%(tag_basename)s"
+tag: v0.20.0
+source: https://github.com/google/jsonnet
+requires:
+  - "GCC-Toolchain:(?!osx)"
+  - nlohmann_json
+build_requires:
+  - CMake
+  - alibuild-recipe-tools
+---
+#!/bin/bash -e
+
+# jsonnet's USE_SYSTEM_JSON does find_package(nlohmann_json) but the source
+# includes "json.hpp" (bare), while the system package installs
+# "nlohmann/json.hpp".  Point the include path at the nlohmann/ subdirectory
+# so the bare include resolves.
+cmake "$SOURCEDIR" \
+  -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
+  -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+  -DCMAKE_CXX_STANDARD="${CMAKE_CXX_STANDARD:-20}" \
+  -Dnlohmann_json_DIR="$NLOHMANN_JSON_ROOT/share/cmake/nlohmann_json" \
+  -DCMAKE_POLICY_VERSION_MINIMUM=3.5 \
+  -DBUILD_TESTS=OFF \
+  -DUSE_SYSTEM_JSON=ON \
+  -DBUILD_SHARED_BINARIES=ON \
+  -DCMAKE_CXX_FLAGS="${CXXFLAGS:+$CXXFLAGS }-I$NLOHMANN_JSON_ROOT/include/nlohmann"
+
+cmake --build . -- ${JOBS:+-j$JOBS} install
+
+MODULEDIR="$INSTALLROOT/etc/modulefiles"
+MODULEFILE="$MODULEDIR/$PKGNAME"
+mkdir -p "$MODULEDIR"
+alibuild-generate-module --bin --lib > "$MODULEFILE"
diff --git a/nlohmann_json.sh b/nlohmann_json.sh
new file mode 100644
index 000000000..b40753176
--- /dev/null
+++ b/nlohmann_json.sh
@@ -0,0 +1,33 @@
+package: nlohmann_json
+version: "%(tag_basename)s"
+tag: v3.11.3
+source: https://github.com/nlohmann/json.git
+prefer_system: .*
+prefer_system_check: |
+  #!/bin/bash -e
+  printf '#include <nlohmann/json.hpp>\nint main(){}\n' | \
+    c++ -std=c++20 -xc++ - \
+    ${NLOHMANN_JSON_ROOT:+-I"$NLOHMANN_JSON_ROOT/include"} \
+    -o /dev/null
+build_requires:
+  - "GCC-Toolchain:(?!osx)"
+  - CMake
+  - alibuild-recipe-tools
+---
+#!/bin/bash -e
+
+cmake "$SOURCEDIR" \
+  -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
+  -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+  -DJSON_BuildTests=OFF
+cmake --build . -- ${JOBS:+-j$JOBS} install
+
+MODULEDIR="$INSTALLROOT/etc/modulefiles"
+MODULEFILE="$MODULEDIR/$PKGNAME"
+mkdir -p "$MODULEDIR"
+alibuild-generate-module > "$MODULEFILE"
+cat >> "$MODULEFILE" <<EoF
+# Our environment
+set NLOHMANN_JSON_ROOT \$::env(BASEDIR)/$PKGNAME/\$version
+prepend-path ROOT_INCLUDE_PATH \$NLOHMANN_JSON_ROOT/include
+EoF
diff --git a/phlex.sh b/phlex.sh
new file mode 100644
index 000000000..6fa9e1efd
--- /dev/null
+++ b/phlex.sh
@@ -0,0 +1,50 @@
+package: phlex
+version: "%(tag_basename)s"
+tag: v0.1.0
+source: https://github.com/Framework-R-D/phlex
+requires:
+  - "GCC-Toolchain:(?!osx)"
+  - boost
+  - fmt
+  - TBB
+  - spdlog
+  - jsonnet
+  - ROOT
+build_requires:
+  - CMake
+  - cetmodules
+  - alibuild-recipe-tools
+env:
+  PHLEX_ROOT: "$PHLEX_ROOT"
+  PHLEX_PLUGIN_PATH: "$PHLEX_ROOT/lib"
+prepend_path:
+  ROOT_INCLUDE_PATH: "$PHLEX_ROOT/include"
+  LD_LIBRARY_PATH: "$PHLEX_ROOT/lib"
+---
+#!/bin/bash -e
+
+# PHLEX requires C++23 regardless of defaults
+export CXXFLAGS="${CXXFLAGS//-std=c++*/-std=c++23}"
+
+cmake "$SOURCEDIR" \
+  -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
+  -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+  -DCMAKE_CXX_STANDARD=23 \
+  -DCMAKE_INSTALL_LIBDIR=lib \
+  -DCMAKE_PREFIX_PATH="$CETMODULES_ROOT" \
+  -DPHLEX_USE_FORM=ON \
+  -DBUILD_TESTING=OFF \
+  -DENABLE_CLANG_TIDY=OFF
+
+cmake --build . -- ${JOBS:+-j$JOBS} install
+
+MODULEDIR="$INSTALLROOT/etc/modulefiles"
+MODULEFILE="$MODULEDIR/$PKGNAME"
+mkdir -p "$MODULEDIR"
+alibuild-generate-module --bin --lib > "$MODULEFILE"
+cat >> "$MODULEFILE" <<EoF
+# Our environment
+set PHLEX_ROOT \$::env(BASEDIR)/$PKGNAME/\$version
+setenv PHLEX_PLUGIN_PATH \$PHLEX_ROOT/lib
+prepend-path ROOT_INCLUDE_PATH \$PHLEX_ROOT/include
+EoF
diff --git a/root.sh b/root.sh
index a8a09284d..36d6ffd3e 100644
--- a/root.sh
+++ b/root.sh
@@ -12,7 +12,6 @@ requires:
 - libxml2
 - OpenSSL
 - XRootD
-- pythia
 - TBB
 build_requires:
 - CMake
@@ -46,7 +45,7 @@ prefer_system_check: |
       echo "ROOT version $VERSION insufficient ($REQUESTED_VERSION requested)"
       exit 1
   fi
-  FEATURES="builtin_pcre mathmore xml ssl opengl http gdml pythia8 roofit soversion vdt xrootd"
+  FEATURES="builtin_pcre mathmore xml ssl opengl http gdml roofit soversion vdt xrootd"
   for FEATURE in $FEATURES; do
       root-config --has-$FEATURE | grep -q yes || { echo "$FEATURE missing"; exit 1; }
   done
@@ -81,8 +80,6 @@ ${XROOTD_ROOT:+-DXROOTD_ROOT_DIR=$XROOTD_ROOT}            \
 -DCMAKE_LINKER=$COMPILER_LD                               \
 ${GCC_TOOLCHAIN_VERSION:+-DCMAKE_EXE_LINKER_FLAGS="-L$GCC_TOOLCHAIN_ROOT/lib64"} \
 ${GSL_ROOT:+-DGSL_DIR=$GSL_ROOT}                          \
-${PYTHIA_ROOT:+-DPYTHIA8_DIR=$PYTHIA_ROOT}                \
-${PYTHIA_ROOT:+-Dpythia8=ON}                \
 -Dmathmore=ON \
 -Dsoversion=ON                                            \
 -Dshadowpw=OFF                                            \
@@ -92,7 +89,7 @@ ${PYTHIA_ROOT:+-Dpythia8=ON}                \
 ${PYTHON_ROOT:+-DPYTHON_EXECUTABLE=$PYTHONHOME/bin/python3} \
 ${PYTHON_ROOT:+-DPython3_ROOT_DIR=$PYTHON_ROOT} \
 -DCMAKE_PREFIX_PATH="$FREETYPE_ROOT;$GSL_ROOT;$PYTHON_ROOT"
-FEATURES="builtin_pcre xml ssl opengl http gdml mathmore ${PYTHIA_ROOT:+pythia8}
+FEATURES="builtin_pcre xml ssl opengl http gdml mathmore
     roofit soversion vdt ${XROOTD_ROOT:+xrootd}"
 NO_FEATURES="${FREETYPE_ROOT:+builtin_freetype}"
 
diff --git a/spdlog.sh b/spdlog.sh
new file mode 100644
index 000000000..30d995fe5
--- /dev/null
+++ b/spdlog.sh
@@ -0,0 +1,37 @@
+package: spdlog
+version: "%(tag_basename)s"
+tag: v1.15.2
+source: https://github.com/gabime/spdlog
+requires:
+  - "GCC-Toolchain:(?!osx)"
+  - fmt
+build_requires:
+  - CMake
+  - alibuild-recipe-tools
+prepend_path:
+  ROOT_INCLUDE_PATH: "$SPDLOG_ROOT/include"
+---
+#!/bin/bash -e
+
+cmake "$SOURCEDIR" \
+  -DCMAKE_INSTALL_PREFIX="$INSTALLROOT" \
+  -DCMAKE_BUILD_TYPE="$CMAKE_BUILD_TYPE" \
+  -DCMAKE_PREFIX_PATH="$FMT_ROOT" \
+  -DSPDLOG_FMT_EXTERNAL=ON \
+  -DSPDLOG_BUILD_SHARED=ON \
+  -DSPDLOG_BUILD_EXAMPLE=OFF \
+  -DSPDLOG_BUILD_TESTS=OFF
+
+cmake --build . -- ${JOBS:+-j$JOBS} install
+
+MODULEDIR="$INSTALLROOT/etc/modulefiles"
+MODULEFILE="$MODULEDIR/$PKGNAME"
+mkdir -p "$MODULEDIR"
+alibuild-generate-module --lib > "$MODULEFILE"
+cat >> "$MODULEFILE" <<EoF
+# Our environment
+set SPDLOG_ROOT \$::env(BASEDIR)/$PKGNAME/\$version
+setenv SPDLOG_ROOT \$SPDLOG_ROOT
+prepend-path LD_LIBRARY_PATH \$SPDLOG_ROOT/lib
+prepend-path ROOT_INCLUDE_PATH \$SPDLOG_ROOT/include
+EoF
diff --git a/sqlite.sh b/sqlite.sh
index 957ce48f5..1a2be3d94 100644
--- a/sqlite.sh
+++ b/sqlite.sh
@@ -1,14 +1,14 @@
 package: sqlite
-source: https://github.com/alisw/sqlite
 version: "%(tag_basename)s%(defaults_upper)s"
-tag: "v3.15.0"
+tag: "version-3.49.1"
+source: https://github.com/sqlite/sqlite
 prefer_system: (?!slc5)
 prefer_system_check: |
-  printf '#include <sqlite3.h>\nint main(){}\n' | cc -xc - -lsqlite3 -o /dev/null;
-  if [ $? -ne 0 ]; then printf "SQLite not found.\n * On RHEL-compatible systems you probably need: sqlite sqlite-devel\n * On Ubuntu-compatible systems you probably need: libsqlite3-0 libsqlite3-dev\n"; exit 1; fi
+  printf '#include <sqlite3.h>\nint main(){}\n' | cc -xc - -lsqlite3 -o /dev/null
 build_requires:
-  - curl
+  - "GCC-Toolchain:(?!osx)"
   - autotools
+  - alibuild-recipe-tools
 ---
 #!/bin/bash -ex
 rsync -av $SOURCEDIR/ ./
@@ -23,18 +23,7 @@ rm -rf $INSTALLROOT/share
 MODULEDIR="$INSTALLROOT/etc/modulefiles"
 MODULEFILE="$MODULEDIR/$PKGNAME"
 mkdir -p "$MODULEDIR"
-cat > "$MODULEFILE" <<EoF
-#%Module1.0
-proc ModulesHelp { } {
-  global version
-  puts stderr "ALICE Modulefile for $PKGNAME $PKGVERSION-@@PKGREVISION@$PKGHASH@@"
-}
-set version $PKGVERSION-@@PKGREVISION@$PKGHASH@@
-module-whatis "ALICE Modulefile for $PKGNAME $PKGVERSION-@@PKGREVISION@$PKGHASH@@"
-# Dependencies
-module load BASE/1.0
-# Our environment
-setenv SQLITE_ROOT \$::env(BASEDIR)/$PKGNAME/\$version
-prepend-path PATH $::env(SQLITE_ROOT)/bin
-prepend-path LD_LIBRARY_PATH $::env(SQLITE_ROOT)/lib
+alibuild-generate-module --bin --lib > "$MODULEFILE"
+cat >> "$MODULEFILE" <<EoF
+setenv SQLITE_ROOT \$PKG_ROOT
 EoF
diff --git a/xercesc.sh b/xercesc.sh
index 83bf8bca8..0e13e5f84 100644
--- a/xercesc.sh
+++ b/xercesc.sh
@@ -8,13 +8,10 @@ env:
   XERCESC_INST_DIR: "$XERCESC_ROOT"
   XERCESCINST: "$XERCESC_ROOT"
   XERCESCROOT: "$XERCESC_ROOT"
+prefer_system: .*
 prefer_system_check: |
   #!/bin/bash -e
-  ls $XERCESC_ROOT/ > /dev/null && \
-  ls $XERCESC_ROOT/bin > /dev/null && \
-  ls $XERCESC_ROOT/include > /dev/null && \
   ls $XERCESC_ROOT/include/xercesc/ > /dev/null && \
-  ls $XERCESC_ROOT/lib > /dev/null && \
   ls $XERCESC_ROOT/lib/libxerces-c.so > /dev/null
 ---
 #!/bin/sh