diff --git a/.azure-pipelines/azure-pipelines-linux.yml b/.azure-pipelines/azure-pipelines-linux.yml
index 3adf3ac..8d62612 100755
--- a/.azure-pipelines/azure-pipelines-linux.yml
+++ b/.azure-pipelines/azure-pipelines-linux.yml
@@ -8,16 +8,8 @@ jobs:
     vmImage: ubuntu-latest
   strategy:
     matrix:
-      linux_64_python3.7.____cpython:
-        CONFIG: linux_64_python3.7.____cpython
-        UPLOAD_PACKAGES: 'True'
-        DOCKER_IMAGE: quay.io/condaforge/linux-anvil-comp7
-      linux_64_python3.8.____cpython:
-        CONFIG: linux_64_python3.8.____cpython
-        UPLOAD_PACKAGES: 'True'
-        DOCKER_IMAGE: quay.io/condaforge/linux-anvil-comp7
-      linux_64_python3.9.____cpython:
-        CONFIG: linux_64_python3.9.____cpython
+      linux_64_:
+        CONFIG: linux_64_
         UPLOAD_PACKAGES: 'True'
         DOCKER_IMAGE: quay.io/condaforge/linux-anvil-comp7
   timeoutInMinutes: 360
@@ -40,6 +32,11 @@ jobs:
         export CI=azure
         export GIT_BRANCH=$BUILD_SOURCEBRANCHNAME
         export FEEDSTOCK_NAME=$(basename ${BUILD_REPOSITORY_NAME})
+        if [[ "${BUILD_REASON:-}" == "PullRequest" ]]; then
+          export IS_PR_BUILD="True"
+        else
+          export IS_PR_BUILD="False"
+        fi
         .scripts/run_docker_build.sh
     displayName: Run docker build
     env:
diff --git a/.azure-pipelines/azure-pipelines-osx.yml b/.azure-pipelines/azure-pipelines-osx.yml
deleted file mode 100755
index 46f2d97..0000000
--- a/.azure-pipelines/azure-pipelines-osx.yml
+++ /dev/null
@@ -1,34 +0,0 @@
-# This file was generated automatically from conda-smithy. To update this configuration,
-# update the conda-forge.yml and/or the recipe/meta.yaml.
-# -*- mode: yaml -*-
-
-jobs:
-- job: osx
-  pool:
-    vmImage: macOS-10.15
-  strategy:
-    matrix:
-      osx_64_python3.7.____cpython:
-        CONFIG: osx_64_python3.7.____cpython
-        UPLOAD_PACKAGES: 'True'
-      osx_64_python3.8.____cpython:
-        CONFIG: osx_64_python3.8.____cpython
-        UPLOAD_PACKAGES: 'True'
-      osx_64_python3.9.____cpython:
-        CONFIG: osx_64_python3.9.____cpython
-        UPLOAD_PACKAGES: 'True'
-  timeoutInMinutes: 360
-
-  steps:
-  # TODO: Fast finish on azure pipelines?
-  - script: |
-      export CI=azure
-      export OSX_FORCE_SDK_DOWNLOAD="1"
-      export GIT_BRANCH=$BUILD_SOURCEBRANCHNAME
-      export FEEDSTOCK_NAME=$(basename ${BUILD_REPOSITORY_NAME})
-      ./.scripts/run_osx_build.sh
-    displayName: Run OSX build
-    env:
-      BINSTAR_TOKEN: $(BINSTAR_TOKEN)
-      FEEDSTOCK_TOKEN: $(FEEDSTOCK_TOKEN)
-      STAGING_BINSTAR_TOKEN: $(STAGING_BINSTAR_TOKEN)
\ No newline at end of file
diff --git a/.azure-pipelines/azure-pipelines-win.yml b/.azure-pipelines/azure-pipelines-win.yml
deleted file mode 100755
index b2bc4f7..0000000
--- a/.azure-pipelines/azure-pipelines-win.yml
+++ /dev/null
@@ -1,116 +0,0 @@
-# This file was generated automatically from conda-smithy. To update this configuration,
-# update the conda-forge.yml and/or the recipe/meta.yaml.
-# -*- mode: yaml -*-
-
-jobs:
-- job: win
-  pool:
-    vmImage: vs2017-win2016
-  strategy:
-    matrix:
-      win_64_python3.7.____cpython:
-        CONFIG: win_64_python3.7.____cpython
-        UPLOAD_PACKAGES: 'True'
-      win_64_python3.8.____cpython:
-        CONFIG: win_64_python3.8.____cpython
-        UPLOAD_PACKAGES: 'True'
-      win_64_python3.9.____cpython:
-        CONFIG: win_64_python3.9.____cpython
-        UPLOAD_PACKAGES: 'True'
-  timeoutInMinutes: 360
-  variables:
-    CONDA_BLD_PATH: D:\\bld\\
-
-  steps:
-    - script: |
-        choco install vcpython27 -fdv -y --debug
-      condition: contains(variables['CONFIG'], 'vs2008')
-      displayName: Install vcpython27.msi (if needed)
-
-    # Cygwin's git breaks conda-build. (See https://github.com/conda-forge/conda-smithy-feedstock/pull/2.)
-    # - script: rmdir C:\cygwin /s /q
-    #   continueOnError: true
-
-    - powershell: |
-        Set-PSDebug -Trace 1
-
-        $batchcontent = @"
-        ECHO ON
-        SET vcpython=C:\Program Files (x86)\Common Files\Microsoft\Visual C++ for Python\9.0
-
-        DIR "%vcpython%"
-
-        CALL "%vcpython%\vcvarsall.bat" %*
-        "@
-
-        $batchDir = "C:\Program Files (x86)\Common Files\Microsoft\Visual C++ for Python\9.0\VC"
-        $batchPath = "$batchDir" + "\vcvarsall.bat"
-        New-Item -Path $batchPath -ItemType "file" -Force
-
-        Set-Content -Value $batchcontent -Path $batchPath
-
-        Get-ChildItem -Path $batchDir
-
-        Get-ChildItem -Path ($batchDir + '\..')
-
-      condition: contains(variables['CONFIG'], 'vs2008')
-      displayName: Patch vs2008 (if needed)
-
-    - task: CondaEnvironment@1
-      inputs:
-        packageSpecs: 'python=3.6 conda-build conda "conda-forge-ci-setup=3" pip' # Optional
-        installOptions: "-c conda-forge"
-        updateConda: true
-      displayName: Install conda-build and activate environment
-
-    - script: set PYTHONUNBUFFERED=1
-      displayName: Set PYTHONUNBUFFERED
-
-    # Configure the VM
-    - script: |
-        call activate base
-        setup_conda_rc .\ ".\recipe" .\.ci_support\%CONFIG%.yaml
-      displayName: conda-forge CI setup
-
-    # Configure the VM.
-    - script: |
-        set "CI=azure"
-        call activate base
-        run_conda_forge_build_setup
-      displayName: conda-forge build setup
-    
-
-    # Special cased version setting some more things!
-    - script: |
-        call activate base
-        conda.exe build "recipe" -m .ci_support\%CONFIG%.yaml
-      displayName: Build recipe (vs2008)
-      env:
-        VS90COMNTOOLS: "C:\\Program Files (x86)\\Common Files\\Microsoft\\Visual C++ for Python\\9.0\\VC\\bin"
-        PYTHONUNBUFFERED: 1
-      condition: contains(variables['CONFIG'], 'vs2008')
-
-    - script: |
-        call activate base
-        conda.exe build "recipe" -m .ci_support\%CONFIG%.yaml --suppress-variables
-      displayName: Build recipe
-      env:
-        PYTHONUNBUFFERED: 1
-      condition: not(contains(variables['CONFIG'], 'vs2008'))
-    - script: |
-        set "FEEDSTOCK_NAME=%BUILD_REPOSITORY_NAME:*/=%"
-        call activate base
-        validate_recipe_outputs "%FEEDSTOCK_NAME%"
-      displayName: Validate Recipe Outputs
-
-    - script: |
-        set "GIT_BRANCH=%BUILD_SOURCEBRANCHNAME%"
-        set "FEEDSTOCK_NAME=%BUILD_REPOSITORY_NAME:*/=%"
-        call activate base
-        upload_package --validate --feedstock-name="%FEEDSTOCK_NAME%" .\ ".\recipe" .ci_support\%CONFIG%.yaml
-      displayName: Upload package
-      env:
-        BINSTAR_TOKEN: $(BINSTAR_TOKEN)
-        FEEDSTOCK_TOKEN: $(FEEDSTOCK_TOKEN)
-        STAGING_BINSTAR_TOKEN: $(STAGING_BINSTAR_TOKEN)
-      condition: and(succeeded(), not(eq(variables['UPLOAD_PACKAGES'], 'False')))
\ No newline at end of file
diff --git a/.ci_support/linux_64_python3.9.____cpython.yaml b/.ci_support/linux_64_.yaml
similarity index 53%
rename from .ci_support/linux_64_python3.9.____cpython.yaml
rename to .ci_support/linux_64_.yaml
index 5373535..cf18929 100644
--- a/.ci_support/linux_64_python3.9.____cpython.yaml
+++ b/.ci_support/linux_64_.yaml
@@ -1,19 +1,11 @@
 cdt_name:
 - cos6
 channel_sources:
-- conda-forge,defaults
+- conda-forge
 channel_targets:
 - conda-forge main
 docker_image:
 - quay.io/condaforge/linux-anvil-comp7
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.9.* *_cpython
-target_platform:
-- linux-64
 zip_keys:
 - - cdt_name
   - docker_image
diff --git a/.ci_support/linux_64_python3.7.____cpython.yaml b/.ci_support/linux_64_python3.7.____cpython.yaml
deleted file mode 100644
index ae99d55..0000000
--- a/.ci_support/linux_64_python3.7.____cpython.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-cdt_name:
-- cos6
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-docker_image:
-- quay.io/condaforge/linux-anvil-comp7
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.7.* *_cpython
-target_platform:
-- linux-64
-zip_keys:
-- - cdt_name
-  - docker_image
diff --git a/.ci_support/linux_64_python3.8.____cpython.yaml b/.ci_support/linux_64_python3.8.____cpython.yaml
deleted file mode 100644
index f0c7b1c..0000000
--- a/.ci_support/linux_64_python3.8.____cpython.yaml
+++ /dev/null
@@ -1,19 +0,0 @@
-cdt_name:
-- cos6
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-docker_image:
-- quay.io/condaforge/linux-anvil-comp7
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.8.* *_cpython
-target_platform:
-- linux-64
-zip_keys:
-- - cdt_name
-  - docker_image
diff --git a/.ci_support/osx_64_python3.7.____cpython.yaml b/.ci_support/osx_64_python3.7.____cpython.yaml
deleted file mode 100644
index 163d3ce..0000000
--- a/.ci_support/osx_64_python3.7.____cpython.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-MACOSX_DEPLOYMENT_TARGET:
-- '10.9'
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-macos_machine:
-- x86_64-apple-darwin13.4.0
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.7.* *_cpython
-target_platform:
-- osx-64
diff --git a/.ci_support/osx_64_python3.8.____cpython.yaml b/.ci_support/osx_64_python3.8.____cpython.yaml
deleted file mode 100644
index 63cee21..0000000
--- a/.ci_support/osx_64_python3.8.____cpython.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-MACOSX_DEPLOYMENT_TARGET:
-- '10.9'
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-macos_machine:
-- x86_64-apple-darwin13.4.0
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.8.* *_cpython
-target_platform:
-- osx-64
diff --git a/.ci_support/osx_64_python3.9.____cpython.yaml b/.ci_support/osx_64_python3.9.____cpython.yaml
deleted file mode 100644
index 51915a8..0000000
--- a/.ci_support/osx_64_python3.9.____cpython.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-MACOSX_DEPLOYMENT_TARGET:
-- '10.9'
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-macos_machine:
-- x86_64-apple-darwin13.4.0
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.9.* *_cpython
-target_platform:
-- osx-64
diff --git a/.ci_support/win_64_python3.7.____cpython.yaml b/.ci_support/win_64_python3.7.____cpython.yaml
deleted file mode 100644
index 281bd46..0000000
--- a/.ci_support/win_64_python3.7.____cpython.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.7.* *_cpython
-target_platform:
-- win-64
diff --git a/.ci_support/win_64_python3.8.____cpython.yaml b/.ci_support/win_64_python3.8.____cpython.yaml
deleted file mode 100644
index 0840c1a..0000000
--- a/.ci_support/win_64_python3.8.____cpython.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.8.* *_cpython
-target_platform:
-- win-64
diff --git a/.ci_support/win_64_python3.9.____cpython.yaml b/.ci_support/win_64_python3.9.____cpython.yaml
deleted file mode 100644
index f427bd2..0000000
--- a/.ci_support/win_64_python3.9.____cpython.yaml
+++ /dev/null
@@ -1,12 +0,0 @@
-channel_sources:
-- conda-forge,defaults
-channel_targets:
-- conda-forge main
-pin_run_as_build:
-  python:
-    min_pin: x.x
-    max_pin: x.x
-python:
-- 3.9.* *_cpython
-target_platform:
-- win-64
diff --git a/.gitattributes b/.gitattributes
index 9060b27..ce52713 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -18,6 +18,7 @@ bld.bat text eol=crlf
 .gitignore linguist-generated=true
 .travis.yml linguist-generated=true
 .scripts/* linguist-generated=true
+.woodpecker.yml linguist-generated=true
 LICENSE.txt linguist-generated=true
 README.md linguist-generated=true
 azure-pipelines.yml linguist-generated=true
diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 3b8699d..7150753 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -1 +1 @@
-* @DPeterK @bjlittle @corinnebosley @lbdreyer @ocefpaf @pelson @pp-mo @rhattersley
\ No newline at end of file
+* @DPeterK @bjlittle @corinnebosley @jamesp @lbdreyer @ocefpaf @pelson @pp-mo @rhattersley
\ No newline at end of file
diff --git a/.scripts/build_steps.sh b/.scripts/build_steps.sh
index 71a0686..a85ae38 100755
--- a/.scripts/build_steps.sh
+++ b/.scripts/build_steps.sh
@@ -25,7 +25,8 @@ conda-build:
  root-dir: ${FEEDSTOCK_ROOT}/build_artifacts
 
 CONDARC
-BUILD_CMD=build
+GET_BOA=boa
+BUILD_CMD=mambabuild
 
 conda install --yes --quiet "conda-forge-ci-setup=3" conda-build pip ${GET_BOA:-} -c conda-forge
 
@@ -38,6 +39,7 @@ source run_conda_forge_build_setup
 make_build_number "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
 
 
+
 ( endgroup "Configuring conda" ) 2> /dev/null
 
 if [[ "${BUILD_WITH_CONDA_DEBUG:-0}" == 1 ]]; then
@@ -62,7 +64,7 @@ else
 
     ( startgroup "Uploading packages" ) 2> /dev/null
 
-    if [[ "${UPLOAD_PACKAGES}" != "False" ]]; then
+    if [[ "${UPLOAD_PACKAGES}" != "False" ]] && [[ "${IS_PR_BUILD}" == "False" ]]; then
         upload_package --validate --feedstock-name="${FEEDSTOCK_NAME}"  "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
     fi
 
diff --git a/.scripts/run_docker_build.sh b/.scripts/run_docker_build.sh
index 244ccd1..0c6515f 100755
--- a/.scripts/run_docker_build.sh
+++ b/.scripts/run_docker_build.sh
@@ -75,12 +75,15 @@ fi
 ( startgroup "Start Docker" ) 2> /dev/null
 
 export UPLOAD_PACKAGES="${UPLOAD_PACKAGES:-True}"
+export IS_PR_BUILD="${IS_PR_BUILD:-False}"
+docker pull "${DOCKER_IMAGE}"
 docker run ${DOCKER_RUN_ARGS} \
            -v "${RECIPE_ROOT}":/home/conda/recipe_root:rw,z,delegated \
            -v "${FEEDSTOCK_ROOT}":/home/conda/feedstock_root:rw,z,delegated \
            -e CONFIG \
            -e HOST_USER_ID \
            -e UPLOAD_PACKAGES \
+           -e IS_PR_BUILD \
            -e GIT_BRANCH \
            -e UPLOAD_ON_BRANCH \
            -e CI \
@@ -91,9 +94,9 @@ docker run ${DOCKER_RUN_ARGS} \
            -e BINSTAR_TOKEN \
            -e FEEDSTOCK_TOKEN \
            -e STAGING_BINSTAR_TOKEN \
-           $DOCKER_IMAGE \
+           "${DOCKER_IMAGE}" \
            bash \
-           /home/conda/feedstock_root/${PROVIDER_DIR}/build_steps.sh
+           "/home/conda/feedstock_root/${PROVIDER_DIR}/build_steps.sh"
 
 # verify that the end of the script was reached
 test -f "$DONE_CANARY"
diff --git a/.scripts/run_osx_build.sh b/.scripts/run_osx_build.sh
deleted file mode 100755
index 96d0278..0000000
--- a/.scripts/run_osx_build.sh
+++ /dev/null
@@ -1,69 +0,0 @@
-#!/usr/bin/env bash
-
-source .scripts/logging_utils.sh
-
-set -xe
-
-MINIFORGE_HOME=${MINIFORGE_HOME:-${HOME}/miniforge3}
-
-( startgroup "Installing a fresh version of Miniforge" ) 2> /dev/null
-
-MINIFORGE_URL="https://github.com/conda-forge/miniforge/releases/latest/download"
-MINIFORGE_FILE="Miniforge3-MacOSX-x86_64.sh"
-curl -L -O "${MINIFORGE_URL}/${MINIFORGE_FILE}"
-bash $MINIFORGE_FILE -b -p ${MINIFORGE_HOME}
-
-( endgroup "Installing a fresh version of Miniforge" ) 2> /dev/null
-
-( startgroup "Configuring conda" ) 2> /dev/null
-
-BUILD_CMD=build
-
-source ${MINIFORGE_HOME}/etc/profile.d/conda.sh
-conda activate base
-
-echo -e "\n\nInstalling conda-forge-ci-setup=3 and conda-build."
-conda install -n base --quiet --yes "conda-forge-ci-setup=3" conda-build pip ${GET_BOA:-}
-
-
-
-echo -e "\n\nSetting up the condarc and mangling the compiler."
-setup_conda_rc ./ ./recipe ./.ci_support/${CONFIG}.yaml
-
-if [[ "${CI:-}" != "" ]]; then
-  mangle_compiler ./ ./recipe .ci_support/${CONFIG}.yaml
-fi
-
-if [[ "${CI:-}" != "" ]]; then
-  echo -e "\n\nMangling homebrew in the CI to avoid conflicts."
-  /usr/bin/sudo mangle_homebrew
-  /usr/bin/sudo -k
-else
-  echo -e "\n\nNot mangling homebrew as we are not running in CI"
-fi
-
-echo -e "\n\nRunning the build setup script."
-source run_conda_forge_build_setup
-
-
-
-( endgroup "Configuring conda" ) 2> /dev/null
-
-
-echo -e "\n\nMaking the build clobber file"
-make_build_number ./ ./recipe ./.ci_support/${CONFIG}.yaml
-
-conda $BUILD_CMD ./recipe -m ./.ci_support/${CONFIG}.yaml --suppress-variables --clobber-file ./.ci_support/clobber_${CONFIG}.yaml ${EXTRA_CB_OPTIONS:-}
-( startgroup "Validating outputs" ) 2> /dev/null
-
-validate_recipe_outputs "${FEEDSTOCK_NAME}"
-
-( endgroup "Validating outputs" ) 2> /dev/null
-
-( startgroup "Uploading packages" ) 2> /dev/null
-
-if [[ "${UPLOAD_PACKAGES}" != "False" ]]; then
-  upload_package --validate --feedstock-name="${FEEDSTOCK_NAME}" ./ ./recipe ./.ci_support/${CONFIG}.yaml
-fi
-
-( endgroup "Uploading packages" ) 2> /dev/null
\ No newline at end of file
diff --git a/README.md b/README.md
index dc1ab4f..ea82987 100644
--- a/README.md
+++ b/README.md
@@ -13,86 +13,11 @@ Current build status
 ====================
 
 
-<table>
-    
-  <tr>
-    <td>Azure</td>
+<table><tr><td>All platforms:</td>
     <td>
-      <details>
-        <summary>
-          <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-            <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master">
-          </a>
-        </summary>
-        <table>
-          <thead><tr><th>Variant</th><th>Status</th></tr></thead>
-          <tbody><tr>
-              <td>linux_64_python3.7.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=linux&configuration=linux_64_python3.7.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>linux_64_python3.8.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=linux&configuration=linux_64_python3.8.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>linux_64_python3.9.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=linux&configuration=linux_64_python3.9.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>osx_64_python3.7.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=osx&configuration=osx_64_python3.7.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>osx_64_python3.8.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=osx&configuration=osx_64_python3.8.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>osx_64_python3.9.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=osx&configuration=osx_64_python3.9.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>win_64_python3.7.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=win&configuration=win_64_python3.7.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>win_64_python3.8.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=win&configuration=win_64_python3.8.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr><tr>
-              <td>win_64_python3.9.____cpython</td>
-              <td>
-                <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
-                  <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master&jobName=win&configuration=win_64_python3.9.____cpython" alt="variant">
-                </a>
-              </td>
-            </tr>
-          </tbody>
-        </table>
-      </details>
+      <a href="https://dev.azure.com/conda-forge/feedstock-builds/_build/latest?definitionId=464&branchName=master">
+        <img src="https://dev.azure.com/conda-forge/feedstock-builds/_apis/build/status/iris-feedstock?branchName=master">
+      </a>
     </td>
   </tr>
 </table>
@@ -131,7 +56,8 @@ conda search iris --channel conda-forge
 About conda-forge
 =================
 
-[![Powered by NumFOCUS](https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A)](http://numfocus.org)
+[![Powered by
+NumFOCUS](https://img.shields.io/badge/powered%20by-NumFOCUS-orange.svg?style=flat&colorA=E1523D&colorB=007D8A)](https://numfocus.org)
 
 conda-forge is a community-led conda channel of installable packages.
 In order to provide high-quality builds, the process has been automated into the
@@ -194,6 +120,7 @@ Feedstock Maintainers
 * [@DPeterK](https://github.com/DPeterK/)
 * [@bjlittle](https://github.com/bjlittle/)
 * [@corinnebosley](https://github.com/corinnebosley/)
+* [@jamesp](https://github.com/jamesp/)
 * [@lbdreyer](https://github.com/lbdreyer/)
 * [@ocefpaf](https://github.com/ocefpaf/)
 * [@pelson](https://github.com/pelson/)
diff --git a/azure-pipelines.yml b/azure-pipelines.yml
index 6b346f5..ad85a2c 100644
--- a/azure-pipelines.yml
+++ b/azure-pipelines.yml
@@ -3,6 +3,4 @@
 # -*- mode: yaml -*-
 
 jobs:
-  - template: ./.azure-pipelines/azure-pipelines-linux.yml
-  - template: ./.azure-pipelines/azure-pipelines-win.yml
-  - template: ./.azure-pipelines/azure-pipelines-osx.yml
\ No newline at end of file
+  - template: ./.azure-pipelines/azure-pipelines-linux.yml
\ No newline at end of file
diff --git a/build-locally.py b/build-locally.py
index 00eeb34..8b74348 100755
--- a/build-locally.py
+++ b/build-locally.py
@@ -13,6 +13,7 @@
 def setup_environment(ns):
     os.environ["CONFIG"] = ns.config
     os.environ["UPLOAD_PACKAGES"] = "False"
+    os.environ["IS_PR_BUILD"] = "True"
     if ns.debug:
         os.environ["BUILD_WITH_CONDA_DEBUG"] = "1"
         if ns.output_id:
@@ -21,6 +22,10 @@ def setup_environment(ns):
         os.environ["MINIFORGE_HOME"] = os.path.join(
             os.path.dirname(__file__), "miniforge3"
         )
+    if "OSX_SDK_DIR" not in os.environ:
+        os.environ["OSX_SDK_DIR"] = os.path.join(
+            os.path.dirname(__file__), "SDKs"
+        )
 
 
 def run_docker_build(ns):
diff --git a/recipe/backport-4418.patch b/recipe/backport-4418.patch
new file mode 100644
index 0000000..2d662fb
--- /dev/null
+++ b/recipe/backport-4418.patch
@@ -0,0 +1,57 @@
+--- iris-3.1.0.orig/setup.cfg	2021-09-17 04:41:30.000000000 -0300
++++ iris-3.1.0/setup.cfg	2021-11-23 14:29:09.548120694 -0300
+@@ -2,7 +2,7 @@
+ author = SciTools Developers
+ author_email = scitools-iris-dev@googlegroups.com
+ classifiers =
+-    Development Status :: 5 - Production/Stable
++    Development Status :: 5 Production/Stable
+     Intended Audience :: Science/Research
+     License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)
+     Operating System :: MacOS
+@@ -17,8 +17,7 @@
+     Topic :: Scientific/Engineering
+     Topic :: Scientific/Engineering :: Atmospheric Science
+     Topic :: Scientific/Engineering :: Visualization
+-description =
+-    A powerful, format-agnostic, community-driven Python package for analysing and visualising Earth science data
++description = A powerful, format-agnostic, community-driven Python package for analysing and visualising Earth science data
+ download_url = https://github.com/SciTools/iris
+ keywords =
+     cf-metadata
+@@ -47,13 +46,13 @@
+ [options]
+ include_package_data = True
+ install_requires =
+-    cartopy>=0.18
+-    cf-units
++    cartopy>=0.20
++    cf-units>=3
+     cftime>=1.5.0
+     dask[array]>=2
+     matplotlib
+     netcdf4
+-    numpy>=1.14
++    numpy>=1.19
+     scipy
+     xxhash
+ packages = find:
+@@ -84,9 +83,8 @@
+     requests
+ all =
+     mo_pack
+-    nc-time-axis
++    nc-time-axis>=1.3
+     pandas
+-    pyugrid
+     stratify
+     %(docs)s
+     %(test)s
+@@ -98,6 +96,7 @@
+ #   https://pycodestyle.readthedocs.io/en/latest/intro.html#error-codes
+ 
+ max-line-length = 80
++max-complexity = 50
+ select = C,E,F,W,B,B950
+ ignore =
+     # E203: whitespace before ':'
diff --git a/recipe/build_base.bat b/recipe/build_base.bat
deleted file mode 100644
index b8c1901..0000000
--- a/recipe/build_base.bat
+++ /dev/null
@@ -1,4 +0,0 @@
-rmdir lib\iris\tests\results /s /q
-del lib\iris\tests\*.npz
-
-%PYTHON% -m pip install --no-deps --ignore-installed .
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index a92d6a7..0566fb8 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -7,21 +7,23 @@ package:
 source:
   url: https://github.com/SciTools/iris/archive/v{{ version }}.tar.gz
   sha256: 7c825ccc3bd823c6c66f8dc2bc98e56f84e41a0bd4cd2e9ac1b51930ad59c6a3
+  patches:
+    # can be dropped next release
+    - backport-4418.patch
 
 build:
-  number: 1
-  skip: true  # [py<37]
+  noarch: python
+  number: 2
 
 outputs:
   - name: iris
-    script: build_base.sh  # [not win]
-    script: build_base.bat  # [win]
+    script: build_base.sh
     requirements:
       host:
-        - python
+        - python >=3.6
         - pip
       run:
-        - python
+        - python >=3.6
         - cartopy >=0.18
         - cf-units
         - cftime >=1.5.0 
@@ -62,3 +64,4 @@ extra:
     - corinnebosley
     - lbdreyer
     - pp-mo
+    - jamesp