diff --git a/.github/workflows/activation.yml b/.github/workflows/activation.yml
new file mode 100644
index 00000000..b226d9f4
--- /dev/null
+++ b/.github/workflows/activation.yml
@@ -0,0 +1,29 @@
+#name: Acquire activation file
+#
+#on: [push]
+#
+#jobs:
+#  activation:
+#    name: Request manual activation file (${{ matrix.unityVersion }}) 🔑
+#    runs-on: ubuntu-latest
+#    strategy:
+#      fail-fast: false
+#      matrix:
+#        unityVersion:
+#          - 2019.2.11f1
+#          - 2019.3.15f1
+#
+#    steps:
+#      # Request manual activation file
+#      - name: Request manual activation file
+#        id: getManualLicenseFile
+#        uses: webbertakken/unity-request-manual-activation-file@v1.1
+#        with:
+#          unityVersion: ${{ matrix.unityVersion }}
+#
+#      # Upload artifact (Unity_v20XX.X.XXXX.alf)
+#      - name: Expose as artifact
+#        uses: actions/upload-artifact@v1
+#        with:
+#          name: ${{ steps.getManualLicenseFile.outputs.filePath }}
+#          path: ${{ steps.getManualLicenseFile.outputs.filePath }}
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index e96f6c37..2615e675 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -5,7 +5,6 @@ on:
   push: { branches: [master] }
 
 env:
-  UNITY_LICENSE: "<?xml version=\"1.0\" encoding=\"UTF-8\"?><root>\n    <License id=\"Terms\">\n        <MachineBindings>\n            <Binding Key=\"1\" Value=\"d39b8e2f4d364b2e98b06afa0c6e08c5\"/>\n            <Binding Key=\"2\" Value=\"d39b8e2f4d364b2e98b06afa0c6e08c5\"/>\n        </MachineBindings>\n        <MachineID Value=\"Xxo1ZKbdPu/IATrc0mPBYANJFF0=\"/>\n        <SerialHash Value=\"1efd68fa935192b6090ac03c77d289a9f588c55a\"/>\n        <Features>\n            <Feature Value=\"33\"/>\n            <Feature Value=\"1\"/>\n            <Feature Value=\"12\"/>\n            <Feature Value=\"2\"/>\n            <Feature Value=\"24\"/>\n            <Feature Value=\"3\"/>\n            <Feature Value=\"36\"/>\n            <Feature Value=\"17\"/>\n            <Feature Value=\"19\"/>\n            <Feature Value=\"62\"/>\n        </Features>\n        <DeveloperData Value=\"AQAAAEY0LUg2WFMtUE00NS1SM0M4LUUyWlotWkdWOA==\"/>\n        <SerialMasked Value=\"F4-H6XS-PM45-R3C8-E2ZZ-XXXX\"/>\n        <StartDate Value=\"2018-05-02T00:00:00\"/>\n        <UpdateDate Value=\"2019-11-25T18:23:38\"/>\n        <InitialActivationDate Value=\"2018-05-02T14:21:28\"/>\n        <LicenseVersion Value=\"6.x\"/>\n        <ClientProvidedVersion Value=\"2019.2.11f1\"/>\n        <AlwaysOnline Value=\"false\"/>\n        <Entitlements>\n            <Entitlement Ns=\"unity_editor\" Tag=\"UnityPersonal\" Type=\"EDITOR\" ValidTo=\"9999-12-31T00:00:00\"/>\n        </Entitlements>\n    </License>\n<Signature xmlns=\"http://www.w3.org/2000/09/xmldsig#\"><SignedInfo><CanonicalizationMethod Algorithm=\"http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments\"/><SignatureMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#rsa-sha1\"/><Reference URI=\"#Terms\"><Transforms><Transform Algorithm=\"http://www.w3.org/2000/09/xmldsig#enveloped-signature\"/></Transforms><DigestMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#sha1\"/><DigestValue>JHdOBFmBNq2H8BrGFzir/StLoYo=</DigestValue></Reference></SignedInfo><SignatureValue>aENLHd37a51RtP2/g7YU0Pexf5mx0/ENXYGtrPzqwZ8NQt2AsSdxGnl0CUB45/GuNXfJVDt2HWot\ncNYZB2OylVBn1WHQbKZlPmm8gEAMz0MYbr4Isb5i5buryBrZlmbEOjnRI+pEg1CBwlgMo6xdtjjE\n/d7cC293QIUO91kdzRXftYou1dNaUyuPL9ZH65vdB2pDXGRNxgUVD+GnnqZA7b5L2HXqNQclcWAK\n5Yd1BeF3VzR1iLw9G/SmH5oOhnpXSmqbL4qk7LVP2/mgXpFk5kP4X8VC3z47obNhBIGq40dwWyEe\nUYk5/nRAOkZawDT+tcu96e06gPC9Cxk5PdbRbA==</SignatureValue></Signature></root>"
   CODECOV_TOKEN: '2f2eb890-30e2-4724-83eb-7633832cf0de'
 
 jobs:
@@ -34,7 +33,15 @@ jobs:
           - test-project
         unityVersion:
           - 2019.2.11f1
-        #          - 2019.3.0f1 # requires different license file/method
+          - 2019.3.15f1
+        include:
+          # Please be polite; don't copy my personal licenses.
+          # These are here because they are needed to allowing pull requests from forks to unity-builder.
+          # You should be using ${{ secrets.UNITY_LICENSE_2019_3_15 }} here.
+          - unityVersion: 2019.2.11f1
+            license: "<?xml version=\"1.0\" encoding=\"UTF-8\"?><root>\n    <License id=\"Terms\">\n        <MachineBindings>\n            <Binding Key=\"1\" Value=\"d39b8e2f4d364b2e98b06afa0c6e08c5\"/>\n            <Binding Key=\"2\" Value=\"d39b8e2f4d364b2e98b06afa0c6e08c5\"/>\n        </MachineBindings>\n        <MachineID Value=\"Xxo1ZKbdPu/IATrc0mPBYANJFF0=\"/>\n        <SerialHash Value=\"1efd68fa935192b6090ac03c77d289a9f588c55a\"/>\n        <Features>\n            <Feature Value=\"33\"/>\n            <Feature Value=\"1\"/>\n            <Feature Value=\"12\"/>\n            <Feature Value=\"2\"/>\n            <Feature Value=\"24\"/>\n            <Feature Value=\"3\"/>\n            <Feature Value=\"36\"/>\n            <Feature Value=\"17\"/>\n            <Feature Value=\"19\"/>\n            <Feature Value=\"62\"/>\n        </Features>\n        <DeveloperData Value=\"AQAAAEY0LUg2WFMtUE00NS1SM0M4LUUyWlotWkdWOA==\"/>\n        <SerialMasked Value=\"F4-H6XS-PM45-R3C8-E2ZZ-XXXX\"/>\n        <StartDate Value=\"2018-05-02T00:00:00\"/>\n        <UpdateDate Value=\"2019-11-25T18:23:38\"/>\n        <InitialActivationDate Value=\"2018-05-02T14:21:28\"/>\n        <LicenseVersion Value=\"6.x\"/>\n        <ClientProvidedVersion Value=\"2019.2.11f1\"/>\n        <AlwaysOnline Value=\"false\"/>\n        <Entitlements>\n            <Entitlement Ns=\"unity_editor\" Tag=\"UnityPersonal\" Type=\"EDITOR\" ValidTo=\"9999-12-31T00:00:00\"/>\n        </Entitlements>\n    </License>\n<Signature xmlns=\"http://www.w3.org/2000/09/xmldsig#\"><SignedInfo><CanonicalizationMethod Algorithm=\"http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments\"/><SignatureMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#rsa-sha1\"/><Reference URI=\"#Terms\"><Transforms><Transform Algorithm=\"http://www.w3.org/2000/09/xmldsig#enveloped-signature\"/></Transforms><DigestMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#sha1\"/><DigestValue>JHdOBFmBNq2H8BrGFzir/StLoYo=</DigestValue></Reference></SignedInfo><SignatureValue>aENLHd37a51RtP2/g7YU0Pexf5mx0/ENXYGtrPzqwZ8NQt2AsSdxGnl0CUB45/GuNXfJVDt2HWot\ncNYZB2OylVBn1WHQbKZlPmm8gEAMz0MYbr4Isb5i5buryBrZlmbEOjnRI+pEg1CBwlgMo6xdtjjE\n/d7cC293QIUO91kdzRXftYou1dNaUyuPL9ZH65vdB2pDXGRNxgUVD+GnnqZA7b5L2HXqNQclcWAK\n5Yd1BeF3VzR1iLw9G/SmH5oOhnpXSmqbL4qk7LVP2/mgXpFk5kP4X8VC3z47obNhBIGq40dwWyEe\nUYk5/nRAOkZawDT+tcu96e06gPC9Cxk5PdbRbA==</SignatureValue></Signature></root>"
+          - unityVersion: 2019.3.15f1
+            license: "<?xml version=\"1.0\" encoding=\"UTF-8\"?><root>\n    <License id=\"Terms\">\n        <MachineBindings>\n            <Binding Key=\"1\" Value=\"33bf639e81e54693a8f9bf57c8900e5a\"/>\n            <Binding Key=\"2\" Value=\"33bf639e81e54693a8f9bf57c8900e5a\"/>\n        </MachineBindings>\n        <MachineID Value=\"xWka2iXdDJejhZdi/zU2RUeXUi4=\"/>\n        <SerialHash Value=\"1efd68fa935192b6090ac03c77d289a9f588c55a\"/>\n        <Features>\n            <Feature Value=\"33\"/>\n            <Feature Value=\"1\"/>\n            <Feature Value=\"12\"/>\n            <Feature Value=\"2\"/>\n            <Feature Value=\"24\"/>\n            <Feature Value=\"3\"/>\n            <Feature Value=\"36\"/>\n            <Feature Value=\"17\"/>\n            <Feature Value=\"19\"/>\n            <Feature Value=\"62\"/>\n        </Features>\n        <DeveloperData Value=\"AQAAAEY0LUg2WFMtUE00NS1SM0M4LUUyWlotWkdWOA==\"/>\n        <SerialMasked Value=\"F4-H6XS-PM45-R3C8-E2ZZ-XXXX\"/>\n        <StartDate Value=\"2018-05-02T00:00:00\"/>\n        <UpdateDate Value=\"2020-06-14T13:49:47\"/>\n        <InitialActivationDate Value=\"2018-05-02T14:21:28\"/>\n        <LicenseVersion Value=\"6.x\"/>\n        <ClientProvidedVersion Value=\"2019.3.15f1\"/>\n        <AlwaysOnline Value=\"false\"/>\n        <Entitlements>\n            <Entitlement Ns=\"unity_editor\" Tag=\"UnityPersonal\" Type=\"EDITOR\" ValidTo=\"9999-12-31T00:00:00\"/>\n        </Entitlements>\n    </License>\n<Signature xmlns=\"http://www.w3.org/2000/09/xmldsig#\"><SignedInfo><CanonicalizationMethod Algorithm=\"http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments\"/><SignatureMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#rsa-sha1\"/><Reference URI=\"#Terms\"><Transforms><Transform Algorithm=\"http://www.w3.org/2000/09/xmldsig#enveloped-signature\"/></Transforms><DigestMethod Algorithm=\"http://www.w3.org/2000/09/xmldsig#sha1\"/><DigestValue>bpzWx3PZ0lqWDo1m9aLQuZ4cweo=</DigestValue></Reference></SignedInfo><SignatureValue>QcDm4/qAXZuUMQbUVk63vO6u66Bp8PnqqWQcZZOcym/rGUZLj1sr66EquF3X3w1L7aqiwMGtbY2b\nkPttcalFeaBkc5NsJMrexWjuBCxQvhbmVFQnTjvC6vNS+k1wrkz7If1oPkz/XaDtCfUs8oxc9iPe\nPzzUJIVYLZoDtpPq2XbgVn9/TiVb3Zu6ldKgvtNRYUjrB3KywtvL9OcIFll3htRcBZPG43kxryJc\nDD2TL5Nw1JuX6MejBBuYTZsZNpGX9Pjop9+uFUZ4GI9h8a5g6wJUfXzsGw7j4gkvDkC9MvyWiksi\n2hNXw1QNeB6JfQsd4sAuhYh/CqTm2gCz9i9ZpA==</SignatureValue></Signature></root>"
         targetPlatform:
           - StandaloneOSX # Build a macOS standalone (Intel 64-bit).
           - StandaloneWindows # Build a Windows standalone.
@@ -42,7 +49,7 @@ jobs:
           - StandaloneLinux64 # Build a Linux 64-bit standalone.
           - iOS # Build an iOS player.
           #          - Android # Build an Android .apk standalone app.
-          - WebGL # WebGL.
+          #          - WebGL # WebGL.
           #          - WSAPlayer # Build an Windows Store Apps player.
           #          - PS4 # Build a PS4 Standalone.
           #          - XboxOne # Build a Xbox One Standalone.
@@ -61,6 +68,8 @@ jobs:
             Library-${{ matrix.projectPath }}-
             Library-
       - uses: ./
+        env:
+          UNITY_LICENSE: ${{ matrix.license }}
         with:
           projectPath: ${{ matrix.projectPath }}
           unityVersion: ${{ matrix.unityVersion }}
@@ -68,5 +77,5 @@ jobs:
           customParameters: -profile SomeProfile -someBoolean -someValue exampleValue
       - uses: actions/upload-artifact@v1
         with:
-          name: Build
+          name: Build (${{ matrix.unityVersion }})
           path: build