diff --git a/packages/passagemath-conf/meta.yaml b/packages/passagemath-conf/meta.yaml
new file mode 100644
index 00000000..c5e9ba21
--- /dev/null
+++ b/packages/passagemath-conf/meta.yaml
@@ -0,0 +1,16 @@
+package:
+  name: passagemath-conf
+  version: 10.8.1
+  top-level:
+    - sage
+    - _sage_conf
+source:
+  url: https://pypi.org/packages/source/p/passagemath-conf/passagemath_conf-10.8.1.tar.gz
+  sha256: b7df79c2d7a5f64d23a756cb8eaee2f5f403abfae224e839c8be53f646f2ecb1
+about:
+  PyPI: https://pypi.org/project/passagemath-conf
+  summary: "passagemath: Configuration system"
+  license: GPL-2.0-or-later
+build:
+  script: |
+    export SAGE_CONF_FILE=/dev/null
diff --git a/packages/passagemath-environment/meta.yaml b/packages/passagemath-environment/meta.yaml
new file mode 100644
index 00000000..3e4343dc
--- /dev/null
+++ b/packages/passagemath-environment/meta.yaml
@@ -0,0 +1,12 @@
+package:
+  name: passagemath-environment
+  version: 10.8.1
+  top-level:
+    - sage_environment
+source:
+  url: https://pypi.org/packages/source/p/passagemath-environment/passagemath_environment-10.8.1.tar.gz
+  sha256: 51477339171cdfa88aaae838d77f244f3fbae75293794078153eeffa80fa7d65
+about:
+  PyPI: https://pypi.org/project/passagemath-environment
+  summary: "passagemath: System and software environment"
+  license: GPL-2.0-or-later
diff --git a/packages/passagemath-objects/meta.yaml b/packages/passagemath-objects/meta.yaml
new file mode 100644
index 00000000..7e655e58
--- /dev/null
+++ b/packages/passagemath-objects/meta.yaml
@@ -0,0 +1,42 @@
+package:
+  name: passagemath-objects
+  version: 10.8.1
+  top-level:
+    - sage
+source:
+  url: https://pypi.org/packages/source/p/passagemath-objects/passagemath_objects-10.8.1.tar.gz
+  sha256: 6823a0665f187a729bf34d941db0afb31190e56647d2b2315bac4b76574dba2a
+about:
+  home: ""
+  PyPI: https://pypi.org/project/passagemath-objects
+  summary:
+    "passagemath: Open Source Mathematics Software: Sage objects, elements, parents,
+    categories, coercion, metaclasses"
+  license: GNU General Public License (GPL) v2 or later
+requirements:
+  host:
+    - libgmp
+    - libmpfr
+    - libmpc
+    - cysignals
+    - pkgconfig
+    - gmpy2
+    - passagemath-setup
+    - passagemath-environment
+    - passagemath-conf
+  run:
+    - cysignals
+    - gmpy2
+build:
+  cflags: |
+    -I$(WASM_LIBRARY_DIR)/include
+  cxxflags: |
+    -std=c++11
+    -I$(WASM_LIBRARY_DIR)/include
+  ldflags: |
+    -L$(WASM_LIBRARY_DIR)/lib
+  script: |
+    export SAGE_NUM_THREADS=12
+    export SAGE_CONF_FILE=/dev/null
+    export PIP_VERBOSE=1
+  unvendor-tests: false
diff --git a/packages/passagemath-setup/meta.yaml b/packages/passagemath-setup/meta.yaml
new file mode 100644
index 00000000..3027f6f7
--- /dev/null
+++ b/packages/passagemath-setup/meta.yaml
@@ -0,0 +1,16 @@
+package:
+  name: passagemath-setup
+  version: 10.8.1
+  top-level:
+    - sage_setup
+source:
+  url: https://pypi.org/packages/source/p/passagemath-setup/passagemath_setup-10.8.1.tar.gz
+  sha256: f2bfa93c8bcb77b7ae68c8f2b8ef83851248b201e2f0b56efe8c1588f5c8d420
+requirements:
+  run:
+    - setuptools
+    - Jinja2
+about:
+  PyPI: https://pypi.org/project/passagemath-setup
+  summary: "passagemath: Build system of the Sage library"
+  license: GPL-2.0-or-later