diff --git a/frontend/public/locales/en-GB/translation.toml b/frontend/public/locales/en-GB/translation.toml
index e9d008535..f9e13f3c1 100644
--- a/frontend/public/locales/en-GB/translation.toml
+++ b/frontend/public/locales/en-GB/translation.toml
@@ -1278,6 +1278,9 @@ cbzOptions = "CBZ to PDF Options"
 optimizeForEbook = "Optimize PDF for ebook readers (uses Ghostscript)"
 cbzOutputOptions = "PDF to CBZ Options"
 cbzDpi = "DPI for image rendering"
+cbrOptions = "CBR Options"
+cbrOutputOptions = "PDF to CBR Options"
+cbrDpi = "DPI for image rendering"
 
 [convert.ebookOptions]
 ebookOptions = "eBook to PDF Options"
diff --git a/frontend/src/core/components/fileEditor/FileEditorThumbnail.tsx b/frontend/src/core/components/fileEditor/FileEditorThumbnail.tsx
index 32ad10840..953bd018f 100644
--- a/frontend/src/core/components/fileEditor/FileEditorThumbnail.tsx
+++ b/frontend/src/core/components/fileEditor/FileEditorThumbnail.tsx
@@ -112,6 +112,7 @@ const FileEditorThumbnail = ({
   }, [file.name]);
 
   const isCBZ = extLower === 'cbz';
+  const isCBR = extLower === 'cbr';
 
   const pageLabel = useMemo(
     () =>
@@ -226,7 +227,7 @@ const FileEditorThumbnail = ({
           alert({ alertType: 'success', title: `Unzipping ${file.name}`, expandable: false, durationMs: 2500 });
         }
       },
-      hidden: !isZipFile || !onUnzipFile || isCBZ,
+      hidden: !isZipFile || !onUnzipFile || isCBZ || isCBR,
     },
     {
       id: 'close',
@@ -238,7 +239,7 @@ const FileEditorThumbnail = ({
       },
       color: 'red',
     }
-  ], [t, file.id, file.name, isZipFile, onViewFile, onDownloadFile, onUnzipFile, handleCloseWithConfirmation]);
+  ], [t, file.id, file.name, isZipFile, isCBR, onViewFile, onDownloadFile, onUnzipFile, handleCloseWithConfirmation]);
 
   // ---- Card interactions ----
   const handleCardClick = () => {
diff --git a/frontend/src/core/components/fileManager/FileListItem.tsx b/frontend/src/core/components/fileManager/FileListItem.tsx
index 94da35af5..87b458e10 100644
--- a/frontend/src/core/components/fileManager/FileListItem.tsx
+++ b/frontend/src/core/components/fileManager/FileListItem.tsx
@@ -52,6 +52,11 @@ const FileListItem: React.FC<FileListItemProps> = ({
   // Check if this is a ZIP file
   const isZipFile = zipFileService.isZipFileStub(file);
 
+  // Check file extension
+  const extLower = (file.name?.match(/\.([a-z0-9]+)$/i)?.[1] || '').toLowerCase();
+  const isCBZ = extLower === 'cbz';
+  const isCBR = extLower === 'cbr';
+
   // Keep item in hovered state if menu is open
   const shouldShowHovered = isHovered || isMenuOpen;
 
@@ -240,7 +245,7 @@ const FileListItem: React.FC<FileListItemProps> = ({
               )}
 
               {/* Unzip option for ZIP files */}
-              {isZipFile && !isHistoryFile && (
+              {isZipFile && !isHistoryFile && !isCBZ && !isCBR && (
                 <>
                   <Menu.Item
                     leftSection={<UnarchiveIcon style={{ fontSize: 16 }} />}
diff --git a/frontend/src/core/components/tools/convert/ConvertFromCbrSettings.tsx b/frontend/src/core/components/tools/convert/ConvertFromCbrSettings.tsx
new file mode 100644
index 000000000..8f1a80946
--- /dev/null
+++ b/frontend/src/core/components/tools/convert/ConvertFromCbrSettings.tsx
@@ -0,0 +1,36 @@
+import { Stack, Text, Checkbox } from '@mantine/core';
+import { useTranslation } from 'react-i18next';
+import { ConvertParameters } from "@app/hooks/tools/convert/useConvertParameters";
+
+interface ConvertFromCbrSettingsProps {
+  parameters: ConvertParameters;
+  onParameterChange: <K extends keyof ConvertParameters>(key: K, value: ConvertParameters[K]) => void;
+  disabled?: boolean;
+}
+
+const ConvertFromCbrSettings = ({
+  parameters,
+  onParameterChange,
+  disabled = false
+}: ConvertFromCbrSettingsProps) => {
+  const { t } = useTranslation();
+
+  return (
+    <Stack gap="sm" data-testid="cbr-settings">
+      <Text size="sm" fw={500}>{t("convert.cbrOptions", "CBR Options")}:</Text>
+
+      <Checkbox
+        label={t('convert.optimizeForEbook', 'Optimize PDF for ebook readers (uses Ghostscript)')}
+        checked={parameters.cbrOptions.optimizeForEbook}
+        onChange={(event) => onParameterChange('cbrOptions', {
+          ...parameters.cbrOptions,
+          optimizeForEbook: event.currentTarget.checked
+        })}
+        disabled={disabled}
+        data-testid="optimize-ebook-checkbox"
+      />
+    </Stack>
+  );
+};
+
+export default ConvertFromCbrSettings;
diff --git a/frontend/src/core/components/tools/convert/ConvertSettings.tsx b/frontend/src/core/components/tools/convert/ConvertSettings.tsx
index c31928112..127fbb13c 100644
--- a/frontend/src/core/components/tools/convert/ConvertSettings.tsx
+++ b/frontend/src/core/components/tools/convert/ConvertSettings.tsx
@@ -17,6 +17,8 @@ import ConvertFromEmailSettings from "@app/components/tools/convert/ConvertFromE
 import ConvertFromCbzSettings from "@app/components/tools/convert/ConvertFromCbzSettings";
 import ConvertToCbzSettings from "@app/components/tools/convert/ConvertToCbzSettings";
 import ConvertToPdfaSettings from "@app/components/tools/convert/ConvertToPdfaSettings";
+import ConvertFromCbrSettings from "@app/components/tools/convert/ConvertFromCbrSettings";
+import ConvertToCbrSettings from "@app/components/tools/convert/ConvertToCbrSettings";
 import ConvertFromEbookSettings from "@app/components/tools/convert/ConvertFromEbookSettings";
 import { ConvertParameters } from "@app/hooks/tools/convert/useConvertParameters";
 import {
@@ -143,6 +145,12 @@ const ConvertSettings = ({
     onParameterChange('pdfaOptions', {
       outputFormat: 'pdfa-1',
     });
+    onParameterChange('cbrOptions', {
+      optimizeForEbook: false,
+    });
+    onParameterChange('pdfToCbrOptions', {
+      dpi: 150,
+    });
     onParameterChange('cbzOptions', {
       optimizeForEbook: false,
     });
@@ -217,6 +225,12 @@ const ConvertSettings = ({
     onParameterChange('pdfaOptions', {
       outputFormat: 'pdfa-1',
     });
+    onParameterChange('cbrOptions', {
+      optimizeForEbook: false,
+    });
+    onParameterChange('pdfToCbrOptions', {
+      dpi: 150,
+    });
     onParameterChange('cbzOptions', {
       optimizeForEbook: false,
     });
@@ -385,6 +399,30 @@ const ConvertSettings = ({
         </>
       )}
 
+      {/* CBR to PDF options */}
+      {parameters.fromExtension === 'cbr' && parameters.toExtension === 'pdf' && (
+        <>
+          <Divider />
+          <ConvertFromCbrSettings
+            parameters={parameters}
+            onParameterChange={onParameterChange}
+            disabled={disabled}
+          />
+        </>
+      )}
+
+      {/* PDF to CBR options */}
+      {parameters.fromExtension === 'pdf' && parameters.toExtension === 'cbr' && (
+        <>
+          <Divider />
+          <ConvertToCbrSettings
+            parameters={parameters}
+            onParameterChange={onParameterChange}
+            disabled={disabled}
+          />
+        </>
+      )}
+
     </Stack>
   );
 };
diff --git a/frontend/src/core/components/tools/convert/ConvertToCbrSettings.tsx b/frontend/src/core/components/tools/convert/ConvertToCbrSettings.tsx
new file mode 100644
index 000000000..db85eda77
--- /dev/null
+++ b/frontend/src/core/components/tools/convert/ConvertToCbrSettings.tsx
@@ -0,0 +1,39 @@
+import { Stack, Text, NumberInput } from "@mantine/core";
+import { useTranslation } from "react-i18next";
+import { ConvertParameters } from "@app/hooks/tools/convert/useConvertParameters";
+
+interface ConvertToCbrSettingsProps {
+  parameters: ConvertParameters;
+  onParameterChange: <K extends keyof ConvertParameters>(key: K, value: ConvertParameters[K]) => void;
+  disabled?: boolean;
+}
+
+const ConvertToCbrSettings = ({
+  parameters,
+  onParameterChange,
+  disabled = false
+}: ConvertToCbrSettingsProps) => {
+  const { t } = useTranslation();
+
+  return (
+    <Stack gap="sm" data-testid="cbr-output-settings">
+      <Text size="sm" fw={500}>{t("convert.cbrOutputOptions", "PDF to CBR Options")}:</Text>
+
+      <NumberInput
+        data-testid="cbr-dpi-input"
+        label={t("convert.cbrDpi", "DPI for image rendering")}
+        value={parameters.pdfToCbrOptions.dpi}
+        onChange={(val) =>
+          typeof val === 'number' &&
+          onParameterChange('pdfToCbrOptions', { ...parameters.pdfToCbrOptions, dpi: val })
+        }
+        min={72}
+        max={600}
+        step={50}
+        disabled={disabled}
+      />
+    </Stack>
+  );
+};
+
+export default ConvertToCbrSettings;
diff --git a/frontend/src/core/constants/convertConstants.ts b/frontend/src/core/constants/convertConstants.ts
index 80e205967..0ffe5783f 100644
--- a/frontend/src/core/constants/convertConstants.ts
+++ b/frontend/src/core/constants/convertConstants.ts
@@ -34,6 +34,8 @@ export const CONVERSION_ENDPOINTS = {
   'html-pdf': '/api/v1/convert/html/pdf',
   'markdown-pdf': '/api/v1/convert/markdown/pdf',
   'eml-pdf': '/api/v1/convert/eml/pdf',
+  'cbr-pdf': '/api/v1/convert/cbr/pdf',
+  'pdf-cbr': '/api/v1/convert/pdf/cbr',
   'ebook-pdf': '/api/v1/convert/ebook/pdf',
   'pdf-text-editor': '/api/v1/convert/pdf/text-editor',
   'text-editor-pdf': '/api/v1/convert/text-editor/pdf'
@@ -57,6 +59,8 @@ export const ENDPOINT_NAMES = {
   'markdown-pdf': 'markdown-to-pdf',
   'eml-pdf': 'eml-to-pdf',
   'ebook-pdf': 'ebook-to-pdf',
+  'cbr-pdf': 'cbr-to-pdf',
+  'pdf-cbr': 'pdf-to-cbr',
   'pdf-text-editor': 'pdf-to-text-editor',
   'text-editor-pdf': 'text-editor-to-pdf'
 } as const;
@@ -68,6 +72,7 @@ export const FROM_FORMAT_OPTIONS = [
   { value: 'image', label: 'Images', group: 'Multiple Files' },
   { value: 'pdf', label: 'PDF', group: 'Document' },
   { value: 'cbz', label: 'CBZ', group: 'Archive' },
+  { value: 'cbr', label: 'CBR', group: 'Archive' },
   { value: 'docx', label: 'DOCX', group: 'Document' },
   { value: 'doc', label: 'DOC', group: 'Document' },
   { value: 'odt', label: 'ODT', group: 'Document' },
@@ -103,6 +108,7 @@ export const TO_FORMAT_OPTIONS = [
   { value: 'docx', label: 'DOCX', group: 'Document' },
   { value: 'odt', label: 'ODT', group: 'Document' },
   { value: 'cbz', label: 'CBZ', group: 'Archive' },
+  { value: 'cbr', label: 'CBR', group: 'Archive' },
   { value: 'csv', label: 'CSV', group: 'Spreadsheet' },
   { value: 'pptx', label: 'PPTX', group: 'Presentation' },
   { value: 'odp', label: 'ODP', group: 'Presentation' },
@@ -123,7 +129,7 @@ export const TO_FORMAT_OPTIONS = [
 export const CONVERSION_MATRIX: Record<string, string[]> = {
   'any': ['pdf'], // Mixed files always convert to PDF
   'image': ['pdf'], // Multiple images always convert to PDF
-  'pdf': ['png', 'jpg', 'gif', 'tiff', 'bmp', 'webp', 'docx', 'odt', 'pptx', 'odp', 'csv', 'txt', 'rtf', 'md', 'html', 'xml', 'pdfa', 'cbz'],
+  'pdf': ['png', 'jpg', 'gif', 'tiff', 'bmp', 'webp', 'docx', 'odt', 'pptx', 'odp', 'csv', 'txt', 'rtf', 'md', 'html', 'xml', 'pdfa', 'cbz', 'cbr'],
   'cbz': ['pdf'],
   'docx': ['pdf'], 'doc': ['pdf'], 'odt': ['pdf'],
   'xlsx': ['pdf'], 'xls': ['pdf'], 'ods': ['pdf'],
@@ -134,6 +140,7 @@ export const CONVERSION_MATRIX: Record<string, string[]> = {
   'md': ['pdf'],
   'txt': ['pdf'], 'rtf': ['pdf'],
   'eml': ['pdf'],
+  'cbr': ['pdf'],
   'epub': ['pdf'], 'mobi': ['pdf'], 'azw3': ['pdf'], 'fb2': ['pdf']
 };
 
@@ -149,6 +156,7 @@ export const EXTENSION_TO_ENDPOINT: Record<string, Record<string, string>> = {
     'txt': 'pdf-to-text', 'rtf': 'pdf-to-text', 'md': 'pdf-to-markdown',
     'html': 'pdf-to-html', 'xml': 'pdf-to-xml',
     'pdfa': 'pdf-to-pdfa',
+    'cbr': 'pdf-to-cbr',
     'cbz': 'pdf-to-cbz'
   },
   'cbz': { 'pdf': 'cbz-to-pdf' },
@@ -161,6 +169,7 @@ export const EXTENSION_TO_ENDPOINT: Record<string, Record<string, string>> = {
   'zip': { 'pdf': 'html-to-pdf' },
   'md': { 'pdf': 'markdown-to-pdf' },
   'txt': { 'pdf': 'file-to-pdf' }, 'rtf': { 'pdf': 'file-to-pdf' },
+  'cbr': { 'pdf': 'cbr-to-pdf' },
   'eml': { 'pdf': 'eml-to-pdf' },
   'epub': { 'pdf': 'ebook-to-pdf' }, 'mobi': { 'pdf': 'ebook-to-pdf' }, 'azw3': { 'pdf': 'ebook-to-pdf' }, 'fb2': { 'pdf': 'ebook-to-pdf' }
 };
diff --git a/frontend/src/core/constants/convertSupportedFornats.ts b/frontend/src/core/constants/convertSupportedFornats.ts
index afd1f4384..49adf35a6 100644
--- a/frontend/src/core/constants/convertSupportedFornats.ts
+++ b/frontend/src/core/constants/convertSupportedFornats.ts
@@ -15,7 +15,7 @@ export const CONVERT_SUPPORTED_FORMATS = [
   // Ebook formats
   'epub', 'mobi', 'azw3', 'fb2',
   // Archive formats
-  'zip', 'cbz',
+  'zip', 'cbr', 'cbz',
   // Other
   'dbf', 'fods', 'vsd', 'vor', 'vor3', 'vor4', 'uop', 'pct', 'ps', 'pdf',
 ];
diff --git a/frontend/src/core/hooks/tools/convert/useConvertOperation.ts b/frontend/src/core/hooks/tools/convert/useConvertOperation.ts
index d5867422f..8fae6cbcf 100644
--- a/frontend/src/core/hooks/tools/convert/useConvertOperation.ts
+++ b/frontend/src/core/hooks/tools/convert/useConvertOperation.ts
@@ -21,6 +21,8 @@ export const shouldProcessFilesSeparately = (
     (parameters.fromExtension === 'pdf' && parameters.toExtension === 'pdfa') ||
     // PDF to text-like formats should be one output per input
     (parameters.fromExtension === 'pdf' && ['txt', 'rtf', 'csv'].includes(parameters.toExtension)) ||
+  // PDF to CBR conversions (each PDF should generate its own archive)
+  (parameters.fromExtension === 'pdf' && parameters.toExtension === 'cbr') ||
     // PDF to office format conversions (each PDF should generate its own office file)
     (parameters.fromExtension === 'pdf' && isOfficeFormat(parameters.toExtension)) ||
     // Office files to PDF conversions (each file should be processed separately via LibreOffice)
@@ -40,12 +42,12 @@ export const shouldProcessFilesSeparately = (
 // Static function that can be used by both the hook and automation executor
 export const buildConvertFormData = (parameters: ConvertParameters, selectedFiles: File[]): FormData => {
   const formData = new FormData();
+  const { fromExtension, toExtension, imageOptions, htmlOptions, emailOptions, pdfaOptions, cbrOptions, pdfToCbrOptions, cbzOptions, cbzOutputOptions, ebookOptions } = parameters;
 
   selectedFiles.forEach(file => {
     formData.append("fileInput", file);
   });
 
-  const { fromExtension, toExtension, imageOptions, htmlOptions, emailOptions, pdfaOptions, cbzOptions, cbzOutputOptions, ebookOptions } = parameters;
 
   if (isImageFormat(toExtension)) {
     formData.append("imageFormat", toExtension);
@@ -73,6 +75,10 @@ export const buildConvertFormData = (parameters: ConvertParameters, selectedFile
     formData.append("outputFormat", pdfaOptions.outputFormat);
   } else if (fromExtension === 'pdf' && toExtension === 'csv') {
     formData.append("pageNumbers", "all");
+  } else if (fromExtension === 'cbr' && toExtension === 'pdf') {
+    formData.append("optimizeForEbook", cbrOptions.optimizeForEbook.toString());
+  } else if (fromExtension === 'pdf' && toExtension === 'cbr') {
+    formData.append("dpi", pdfToCbrOptions.dpi.toString());
   } else if (fromExtension === 'cbz' && toExtension === 'pdf') {
     formData.append("optimizeForEbook", (cbzOptions?.optimizeForEbook ?? false).toString());
   } else if (fromExtension === 'pdf' && toExtension === 'cbz') {
diff --git a/frontend/src/core/hooks/tools/convert/useConvertParameters.ts b/frontend/src/core/hooks/tools/convert/useConvertParameters.ts
index ce2ae0fd7..e5cd6d6c6 100644
--- a/frontend/src/core/hooks/tools/convert/useConvertParameters.ts
+++ b/frontend/src/core/hooks/tools/convert/useConvertParameters.ts
@@ -36,6 +36,12 @@ export interface ConvertParameters extends BaseParameters {
   pdfaOptions: {
     outputFormat: string;
   };
+  cbrOptions: {
+    optimizeForEbook: boolean;
+  };
+  pdfToCbrOptions: {
+    dpi: number;
+  };
   cbzOptions: {
     optimizeForEbook: boolean;
   };
@@ -81,6 +87,12 @@ export const defaultParameters: ConvertParameters = {
   pdfaOptions: {
     outputFormat: 'pdfa-1',
   },
+  cbrOptions: {
+    optimizeForEbook: false,
+  },
+  pdfToCbrOptions: {
+    dpi: 150,
+  },
   cbzOptions: {
     optimizeForEbook: false,
   },
diff --git a/frontend/src/core/tests/convert/ConvertIntegration.test.tsx b/frontend/src/core/tests/convert/ConvertIntegration.test.tsx
index bb2f0bcf1..73e776c32 100644
--- a/frontend/src/core/tests/convert/ConvertIntegration.test.tsx
+++ b/frontend/src/core/tests/convert/ConvertIntegration.test.tsx
@@ -152,6 +152,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -225,6 +231,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -276,6 +288,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -336,6 +354,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -400,6 +424,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -462,6 +492,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -520,6 +556,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -575,6 +617,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -632,6 +680,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -686,6 +740,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -746,6 +806,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
@@ -805,6 +871,12 @@ describe('Convert Tool Integration Tests', () => {
         pdfaOptions: {
           outputFormat: ''
         },
+        cbrOptions: {
+          optimizeForEbook: false
+        },
+        pdfToCbrOptions: {
+          dpi: 150
+        },
         cbzOptions: {
           optimizeForEbook: false
         },
diff --git a/frontend/src/core/utils/urlMapping.ts b/frontend/src/core/utils/urlMapping.ts
index 9de3d0f5c..f7bb0d666 100644
--- a/frontend/src/core/utils/urlMapping.ts
+++ b/frontend/src/core/utils/urlMapping.ts
@@ -28,6 +28,8 @@ export const URL_TO_TOOL_MAP: Record<string, ToolId> = {
   '/pdf-to-pdfa': 'convert',
   '/pdf-to-word': 'convert',
   '/pdf-to-xml': 'convert',
+  '/cbr-to-pdf': 'convert',
+  '/pdf-to-cbr': 'convert',
   '/cbz-to-pdf': 'convert',
   '/pdf-to-cbz': 'convert',