diff --git a/packaging/linux/ai.storyteller.gridcraft.desktop b/packaging/linux/ai.storyteller.gridcraft.desktop
index b2dc840..3b4dc1f 100644
--- a/packaging/linux/ai.storyteller.gridcraft.desktop
+++ b/packaging/linux/ai.storyteller.gridcraft.desktop
@@ -10,5 +10,5 @@ Terminal=false
 StartupNotify=true
 StartupWMClass=ai.storyteller.gridcraft
 Categories=Office;Spreadsheet;
-MimeType=application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;application/vnd.ms-excel.sheet.macroEnabled.12;text/csv;text/tab-separated-values;
-Keywords=spreadsheet;workbook;sheet;table;formula;chart;pivot;xlsx;csv;tsv;excel;
+MimeType=application/vnd.openxmlformats-officedocument.spreadsheetml.sheet;application/vnd.ms-excel.sheet.macroEnabled.12;application/vnd.ms-excel.sheet.binary.macroEnabled.12;application/vnd.oasis.opendocument.spreadsheet;text/csv;text/tab-separated-values;
+Keywords=spreadsheet;workbook;sheet;table;formula;chart;pivot;xlsx;xlsb;ods;csv;tsv;excel;
diff --git a/packaging/linux/ai.storyteller.gridcraft.metainfo.xml.in b/packaging/linux/ai.storyteller.gridcraft.metainfo.xml.in
index 09bbd08..3cde6f9 100644
--- a/packaging/linux/ai.storyteller.gridcraft.metainfo.xml.in
+++ b/packaging/linux/ai.storyteller.gridcraft.metainfo.xml.in
@@ -56,6 +56,8 @@
     <binary>gridcraft-cli</binary>
     <mediatype>application/vnd.openxmlformats-officedocument.spreadsheetml.sheet</mediatype>
     <mediatype>application/vnd.ms-excel.sheet.macroEnabled.12</mediatype>
+    <mediatype>application/vnd.ms-excel.sheet.binary.macroEnabled.12</mediatype>
+    <mediatype>application/vnd.oasis.opendocument.spreadsheet</mediatype>
     <mediatype>text/csv</mediatype>
     <mediatype>text/tab-separated-values</mediatype>
   </provides>
diff --git a/packaging/linux/ai.storyteller.gridcraft.mime.xml b/packaging/linux/ai.storyteller.gridcraft.mime.xml
index 9ff36e5..abb2c1c 100644
--- a/packaging/linux/ai.storyteller.gridcraft.mime.xml
+++ b/packaging/linux/ai.storyteller.gridcraft.mime.xml
@@ -13,6 +13,15 @@
     <sub-class-of type="application/zip"/>
     <glob pattern="*.xlsm"/>
   </mime-type>
+  <mime-type type="application/vnd.ms-excel.sheet.binary.macroEnabled.12">
+    <comment>Excel binary workbook</comment>
+    <glob pattern="*.xlsb"/>
+  </mime-type>
+  <mime-type type="application/vnd.oasis.opendocument.spreadsheet">
+    <comment>OpenDocument spreadsheet</comment>
+    <sub-class-of type="application/zip"/>
+    <glob pattern="*.ods"/>
+  </mime-type>
   <mime-type type="text/csv">
     <comment>CSV document</comment>
     <sub-class-of type="text/plain"/>
diff --git a/packaging/windows/gridcraft.wxs b/packaging/windows/gridcraft.wxs
index 4fd4fe4..9a64b61 100644
--- a/packaging/windows/gridcraft.wxs
+++ b/packaging/windows/gridcraft.wxs
@@ -182,6 +182,9 @@
              ignored (WiX rejects an empty Value, so it repeats the ProgId). -->
         <RegistryValue Root="HKLM" Key="Software\Classes\.xlsx\OpenWithProgids" Name="GridCraft.Workbook" Value="GridCraft.Workbook" Type="string" />
         <RegistryValue Root="HKLM" Key="Software\Classes\.xlsm\OpenWithProgids" Name="GridCraft.Workbook" Value="GridCraft.Workbook" Type="string" />
+        <!-- .xlsb and .ods are imported (data only) into a new workbook that saves as .xlsx. -->
+        <RegistryValue Root="HKLM" Key="Software\Classes\.xlsb\OpenWithProgids" Name="GridCraft.Workbook" Value="GridCraft.Workbook" Type="string" />
+        <RegistryValue Root="HKLM" Key="Software\Classes\.ods\OpenWithProgids" Name="GridCraft.Workbook" Value="GridCraft.Workbook" Type="string" />
         <RegistryValue Root="HKLM" Key="Software\Classes\.csv\OpenWithProgids" Name="GridCraft.TextData" Value="GridCraft.TextData" Type="string" />
         <RegistryValue Root="HKLM" Key="Software\Classes\.tsv\OpenWithProgids" Name="GridCraft.TextData" Value="GridCraft.TextData" Type="string" />