IDMarkz® for macOS is a stand-alone Adobe InDesign preview, inspection, conversion, content-extraction, and structured-data export application. It helps designers, publishers, printers, prepress professionals, and organizations access and reuse content stored in InDesign documents without requiring Adobe InDesign to be installed.Preview InDesign and IDML documentsPreview Adobe InDesign documents, InDesign templates, and IDML files before opening or converting them. IDMarkz supports InDesign 2026 through CS4 files and generates detailed previews using the documents’ internal data.The displayed previews feature crisp, zoomable text and detailed page rendering, making it easier to identify unfamiliar files, evaluate archived projects, and confirm that the correct document has been selected.Supported preview formats include:• INDD — Adobe InDesign documents• INDT — Adobe InDesign templates• IDML — Adobe InDesign Markup Language filesInspect document detailsThe built-in Document Inspector provides a high-level summary of available document information, including:• File type and InDesign version• File size• Creation and modification dates• Page and spread counts• Page dimensions• Fonts and font usage• Colors and color spaces• Images and other available document resourcesConvert InDesign documents to IDMLConvert InDesign 2026 through CS4 documents to IDML for use in:• Affinity Publisher 1.8 or later• QuarkXPress 2017 or later• Earlier versions of Adobe InDesign• Other applications that support IDMLIDMarkz makes it possible to move InDesign content into another publishing environment, open newer InDesign files in older compatible versions, and recover editable document content when the original application is unavailable.The appropriate destination application is required only when you want to open and continue editing the converted file.Preserve editable document contentIDMarkz is designed to preserve important document elements whenever the source file makes the information available, including:• Text and text formatting• Paragraph and character styles• Fonts• Images and graphics• Colors• Layers• Page positioning and geometry• Linked text frames• Tables and other layout elementsResults can vary when documents contain missing fonts, missing or unavailable images, damaged content, unsupported effects, or application-specific features. Converted documents should always be reviewed before production or publication.Export InDesign content in multiple formatsIDMarkz can export supported InDesign content as:• IDML• PDF• JPEG• PNG• TIFF• GIF• TXT• RTF• HTML• JSONThese options make it possible to recover editable layouts, create document previews, extract text, generate images, archive content, and repurpose InDesign material for new publishing workflows.Export structured data as JSONExport available document and content information as standard JSON for structured-data workflows. JSON output can make InDesign information more accessible for analysis, reporting, indexing, integration, automation, and content reuse.Extract styled text storiesExtract text stories from InDesign documents as RTF, HTML, or plain text. When available in the source document, RTF and HTML exports can preserve text formatting, reducing the need to copy and reconstruct content manually.Export annotatable PDFsCreate high-quality PDFs from InDesign documents without requiring Adobe InDesign. The exported PDF can be opened in Adobe Acrobat for annotations, comments, and markups that can support review and correction workflows.Preview files directly in FinderIDMarkz adds convenient macOS preview capabilities to Finder:• Use Quick Look to preview InDesign, IDML, and InCopy documents by selecting a file and pressing the spacebar.• Enable thumbnail previews to display a document’s first page instead of the standard InDesign file icon.Finder Quick Look and thumbnail-preview functionality require macOS 10.15 or later.Automate InDesign file processingAutomation Preferences can automatically export an InDesign document and open the converted file in a selected application. IDMarkz also supports AppleScript, a custom URL scheme, and application-integration options for repeatable production and conversion workflows.Recover, migrate, and repurpose InDesign contentUse IDMarkz to preview files without opening InDesign, recover content from archived projects, convert newer documents for older applications, move layouts into Affinity Publisher or QuarkXPress, extract reusable text and images, generate structured JSON data, and reduce the time required to rebuild documents manually.Contact sales for discount pricing: sales@markzware.com