diff --git a/recipes/recipes_emscripten/gmp/build.sh b/recipes/recipes_emscripten/gmp/build.sh
new file mode 100644
index 000000000..982cdceb3
--- /dev/null
+++ b/recipes/recipes_emscripten/gmp/build.sh
@@ -0,0 +1,9 @@
+emconfigure ./configure \
+    CFLAGS="$CFLAGS -fPIC" \
+    --prefix=${PREFIX}  \
+    --host=none         \
+    --enable-cxx
+    # --enable-fat
+
+emmake make -j${CPU_COUNT}
+emmake make install
diff --git a/recipes/recipes_emscripten/gmp/recipe.yaml b/recipes/recipes_emscripten/gmp/recipe.yaml
new file mode 100644
index 000000000..709f0896e
--- /dev/null
+++ b/recipes/recipes_emscripten/gmp/recipe.yaml
@@ -0,0 +1,48 @@
+context:
+  version: "6.2.1"
+
+package:
+  name: gmp
+  version: "{{ version }}"
+
+source:
+  url: https://gmplib.org/download/gmp/gmp-{{ version }}.tar.bz2
+  sha256: eae9326beb4158c386e39a356818031bd28f3124cf915f8c5b1dc4c7a36b4d7c
+
+build:
+  number: 0
+  # run_exports:
+  #   - {{ pin_subpackage("gmp") }}
+
+requirements:
+  build:
+    - gnuconfig  # [unix]
+    - "{{ compiler('c') }}"
+    - "{{ compiler('cxx') }}"
+    - m4
+    - make
+
+# test:
+#   requires:
+#     - {{ compiler('c') }}
+
+#   files:
+#     - test.c
+
+#   commands:
+#     - test -f ${PREFIX}/lib/libgmp.a        # [unix]
+#     - test -f ${PREFIX}/lib/libgmp.dylib    # [osx]
+#     - test -f ${PREFIX}/lib/libgmp.so       # [linux]
+#     - test -f ${PREFIX}/lib/libgmpxx.a      # [unix]
+#     - test -f ${PREFIX}/lib/libgmpxx.dylib  # [osx]
+#     - test -f ${PREFIX}/lib/libgmpxx.so     # [linux]
+
+about:
+  home: http://gmplib.org/
+  license: GPL-2.0-or-later AND LGPL-3.0-or-later
+  license_file: COPYING.LESSERv3
+  summary: The GNU multiprecision library.
+
+extra:
+  recipe-maintainers:
+    - wolfv
\ No newline at end of file
diff --git a/recipes/recipes_emscripten/gmpy2/recipe.yaml b/recipes/recipes_emscripten/gmpy2/recipe.yaml
new file mode 100644
index 000000000..a37c69d22
--- /dev/null
+++ b/recipes/recipes_emscripten/gmpy2/recipe.yaml
@@ -0,0 +1,52 @@
+context:
+  version: "2.1.2"
+
+package:
+  name: gmpy2
+  version: "{{ version }}"
+
+source:
+  url: https://pypi.io/packages/source/g/gmpy2/gmpy2-{{ version }}.tar.gz
+  sha256: da75140bca128ece795895477e53b43773e3748aa90ba6170eae7ca2c74b82d1
+
+build:
+  number: 0
+  script:
+    - python -m pip install . -vvv
+
+requirements:
+  build:
+    - sel(build_platform != target_platform): python
+    - sel(build_platform != target_platform): cross-python_{{ target_platform }}
+    - "{{ compiler('c') }}"
+  host:
+    - gmp           # [unix]
+    # - mpir          # [win]
+    # - mpfr
+    - mpc
+    - python
+    - pip
+  run:
+    - gmp           # [unix]
+    # - mpir          # [win]
+    # - mpfr
+    - mpc
+    - python
+
+# test:
+#   imports:
+#     - gmpy2
+
+about:
+  home: https://pypi.python.org/pypi/gmpy2
+  license: LGPL-3.0-or-later
+  license_file: COPYING.LESSER
+  summary: GMP/MPIR, MPFR, and MPC interface to Python 2.6+ and 3.x
+
+extra:
+  recipe-maintainers:
+    - wolfv
+  emscripten_tests:
+    python:
+      pytest_files:
+      - test_gmpy2.py
diff --git a/recipes/recipes_emscripten/gmpy2/test_gmpy2.py b/recipes/recipes_emscripten/gmpy2/test_gmpy2.py
new file mode 100644
index 000000000..483e5fc71
--- /dev/null
+++ b/recipes/recipes_emscripten/gmpy2/test_gmpy2.py
@@ -0,0 +1,9 @@
+def test_gmpy2():
+    import gmpy2
+    from gmpy2 import mpc, mpfr, mpq, mpz, sqrt
+
+    assert mpz(99) * 43 == mpz(4257)
+    assert mpq(3, 7) / 7 == mpq(3, 49)
+
+    gmpy2.get_context().allow_complex = True
+    assert sqrt(mpfr(-2)) == mpc("0.0+1.4142135623730951j")
diff --git a/recipes/recipes_emscripten/mpc/build.sh b/recipes/recipes_emscripten/mpc/build.sh
new file mode 100644
index 000000000..7ecf6cc56
--- /dev/null
+++ b/recipes/recipes_emscripten/mpc/build.sh
@@ -0,0 +1,9 @@
+emconfigure ./configure \
+    CFLAGS="$CFLAGS -fPIC" \
+    --with-gmp="${PREFIX}" \
+    --with-mpfr="${PREFIX}" \
+    --prefix=${PREFIX}
+
+
+emmake make -j${CPU_COUNT}
+emmake make install
\ No newline at end of file
diff --git a/recipes/recipes_emscripten/mpc/recipe.yaml b/recipes/recipes_emscripten/mpc/recipe.yaml
new file mode 100644
index 000000000..40aaa9da7
--- /dev/null
+++ b/recipes/recipes_emscripten/mpc/recipe.yaml
@@ -0,0 +1,49 @@
+context:
+  version: "1.2.1"
+
+package:
+  name: mpc
+  version: "{{ version }}"
+
+source:
+  url: https://ftp.gnu.org/gnu/mpc/mpc-{{ version }}.tar.gz
+  sha256: 17503d2c395dfcf106b622dc142683c1199431d095367c6aacba6eec30340459
+
+build:
+  number: 0
+  # run_exports:
+  #   - {{ pin_subpackage("mpc") }}
+
+requirements:
+  build:
+    - gnuconfig
+    - "{{ compiler('c') }}"
+    # - autotools_clang_conda  # [win]
+    - make
+  host:
+    - gmp             # [unix]
+    # - mpir            # [win]
+    - mpfr
+  run:
+    - gmp             # [unix]
+    # - mpir            # [win]
+    - mpfr
+
+# test:
+#   commands:
+#     - if not exist %LIBRARY_INC%\\mpc.h exit 1                  # [win]
+#     - if not exist %LIBRARY_LIB%\\mpc.lib exit 1                # [win]
+#     - if not exist %LIBRARY_BIN%\\mpc.dll exit 1                # [win]
+#     - test -f ${PREFIX}/include/mpc.h                           # [unix]
+#     - test -f ${PREFIX}/lib/libmpc.dylib                        # [osx]
+#     - test -f ${PREFIX}/lib/libmpc.so                           # [linux]
+
+about:
+  home: http://www.multiprecision.org/
+  license: LGPL-3.0-or-later
+  license_file: COPYING.LESSER
+  summary: A C library for the arithmetic of complex numbers with arbitrarily high precision.
+
+extra:
+  recipe-maintainers:
+    - wolfv
\ No newline at end of file
diff --git a/recipes/recipes_emscripten/mpfr/build.sh b/recipes/recipes_emscripten/mpfr/build.sh
new file mode 100644
index 000000000..0344b4d44
--- /dev/null
+++ b/recipes/recipes_emscripten/mpfr/build.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# Get an updated config.sub and config.guess
+cp $BUILD_PREFIX/share/gnuconfig/config.* . || true
+
+emconfigure ./configure \
+    CFLAGS="$CFLAGS -fPIC" \
+    --prefix=$PREFIX \
+    --with-gmp=$PREFIX
+
+make -j${CPU_COUNT}
+make install
\ No newline at end of file
diff --git a/recipes/recipes_emscripten/mpfr/recipe.yaml b/recipes/recipes_emscripten/mpfr/recipe.yaml
new file mode 100644
index 000000000..09db7d560
--- /dev/null
+++ b/recipes/recipes_emscripten/mpfr/recipe.yaml
@@ -0,0 +1,49 @@
+context:
+  version: "4.1.0"
+
+package:
+  name: mpfr
+  version: "{{ version }}"
+
+source:
+  url: http://ftp.gnu.org/gnu/mpfr/mpfr-{{ version }}.tar.gz
+  sha256: 3127fe813218f3a1f0adf4e8899de23df33b4cf4b4b3831a5314f78e65ffa2d6
+
+build:
+  number: 0
+  # run_exports:
+  #   - {{ pin_subpackage("mpfr") }}
+
+requirements:
+  build:
+    - libtool
+    - m4
+    - make
+    - gnuconfig
+    - "{{ compiler('c') }}"
+    # - autotools_clang_conda  # [win]
+  host:
+    - gmp             # [unix]
+    # - mpir            # [win]
+
+# test:
+#   requires:
+#     - {{ compiler('c') }}
+#     - libtool         # [unix]
+#     - m4              # [unix]
+
+#   commands:
+#     - if not exist %LIBRARY_INC%\\mpfr.h exit 1                # [win]
+#     - if not exist %LIBRARY_LIB%\\mpfr.lib exit 1              # [win]
+#     - if not exist %LIBRARY_BIN%\\mpfr.dll exit 1              # [win]
+#     - test -f ${PREFIX}/lib/libmpfr${SHLIB_EXT}                # [unix]
+
+about:
+  home: http://www.mpfr.org/
+  license: LGPL-3.0-only
+  license_file: COPYING.LESSER
+  summary: The MPFR library is a C library for multiple-precision floating-point computations with correct rounding.
+
+extra:
+  recipe-maintainers:
+    - wolfv
\ No newline at end of file