diff --git a/recipes/efmtool_link/meta.yaml b/recipes/efmtool_link/meta.yaml
deleted file mode 100644
index 1eb191a87ab19..0000000000000
--- a/recipes/efmtool_link/meta.yaml
+++ /dev/null
@@ -1,53 +0,0 @@
-{% set name = 'efmtool_link' %}
-{% set version = '0.0.8' %}
-
-package:
-  name: {{ name|lower }}
-  version: {{ version }}
-
-source:
-  url: https://github.com/cnapy-org/{{ name }}/archive/v{{ version }}.tar.gz
-  sha256: 1caba9e89ff275455e5abe4197b113586a7da2bb2cd94ac1410a9463de445b62
-
-build:
-  noarch: python
-  number: 0  # NOTE: increment for new build/set to zero for new version
-  script: {{ PYTHON }} -m pip install . -vv
-
-requirements:
-  host:
-    - pip
-    - setuptools
-    - python >=3.7,<3.11
-    - jpype1
-    - openjdk
-    - install-jdk
-  run:
-    - python >=3.7,<3.11
-    - numpy
-    - jpype1
-    - cobra >=0.26.3
-    - psutil
-    - scipy
-    - openjdk
-
-test:
-  imports:
-    - efmtool_link
-  requires:
-    - pip
-  commands:
-    - pip check
-
-about:
-  home:  https://github.com/cnapy-org/efmtool_link
-  license: Apache-2.0
-  license_family: MIT
-  license_file: LICENSE
-  summary: Framework for calling selected functions of efmtool
-  doc_url: https://github.com/cnapy-org/efmtool_link
-  dev_url: https://github.com/cnapy-org/efmtool_link
-
-extra:
-  recipe-maintainers:
-    - axelvonkamp
diff --git a/recipes/optlang_enumerator/meta.yaml b/recipes/optlang_enumerator/meta.yaml
deleted file mode 100644
index 7e8da43398a40..0000000000000
--- a/recipes/optlang_enumerator/meta.yaml
+++ /dev/null
@@ -1,49 +0,0 @@
-{% set version = '0.0.13' %}
-
-package:
-  name: optlang_enumerator
-  version: {{ version }}
-
-source:
-  url: https://github.com/cnapy-org/optlang_enumerator/archive/v{{ version }}.tar.gz
-  sha256: fa45d0a2e1ad3a6a5aff7a3743442c97bc25ebcdd2bd15f92e5692db03ca929a
-
-build:
-  noarch: python
-  number: 0  # NOTE: increment for new build/set to zero for new version
-  script: {{ PYTHON }} -m pip install . -vv
-
-requirements:
-  host:
-    - pip
-    - setuptools
-    - python >=3.7,<3.11
-  run:
-    - python >=3.7,<3.11
-    - numpy =1.23
-    - scipy
-    - optlang
-    - cobra >=0.26.3
-    - sympy >=1.12
-    - efmtool_link >=0.0.8
-
-test:
-  imports:
-    - optlang_enumerator
-  requires:
-    - pip
-  commands:
-    - pip check
-
-about:
-  home:  https://github.com/cnapy-org/optlang_enumerator
-  license: Apache-2.0
-  license_family: MIT
-  license_file: LICENSE
-  summary: Enumeration of multiple solutions to a MILP with the optlang framework.
-  doc_url: https://github.com/cnapy-org/optlang_enumerator
-  dev_url: https://github.com/cnapy-org/optlang_enumerator
-
-extra:
-  recipe-maintainers:
-    - axelvonkamp