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Microsoft Word 97-2003 Document - legacy binary format used by older Word versions. Supports rich text formatting, images, tables, and complex layouts. Maximum compatibility with legacy systems and older Microsoft Office versions (Office 97-2007). File sizes typically larger than modern DOCX. Common in corporate archives, legacy document management systems, and environments requiring backwards compatibility. Still widely supported but superseded by DOCX for new documents.

Microsoft Word 2007+ Document - modern XML-based format providing better compression (40-75% smaller than DOC), improved recovery from corruption, and enhanced features. Open XML standard with better data extraction capabilities. Supports all Word features including styles, themes, SmartArt, advanced formatting, and embedded objects. Industry standard for word processing. Native format for Microsoft Word 2007+, compatible with Google Docs, LibreOffice, and all modern office suites. Essential for professional documents, collaborative editing, and modern workflows.

OpenDocument Text - open standard format for word processors developed by OASIS consortium. Native format for LibreOffice Writer and Apache OpenOffice Writer. XML-based structure ensuring long-term accessibility and vendor independence. Supports advanced formatting, styles, images, tables, and all standard word processing features. Excellent for open-source environments, government documents (mandated in many countries), and avoiding vendor lock-in. Free from licensing restrictions and patent concerns.

Rich Text Format - universal document format developed by Microsoft (1987) for cross-platform text exchange. Readable by virtually all word processors (Word, WordPad, LibreOffice, Google Docs, Pages). Supports basic formatting (fonts, colors, styles, tables) without complex features. Larger file sizes than modern formats but maximum compatibility. Perfect for sharing formatted documents across different systems, email attachments ensuring readability, and legacy system compatibility. Reliable intermediate format for document conversion.

Word-Makro-fähiges Dokument - DOCX-Format mit eingebetteten VBA-Makros. Unterstützt Automatisierung, benutzerdefinierte Funktionen und fortgeschrittene Dokumentenverarbeitung. Sicherheitsrisiko, wenn Makros aus nicht vertrauenswürdigen Quellen stammen. Wird in Geschäftsumgebungen für automatisierte Dokumenten-Workflows verwendet. Dieselben Funktionen wie DOCX plus Programmierbarkeit. Perfekt für automatisierte Berichte, Formularverarbeitung und Dokumentengenerierung. Erfordert Makrosicherheitseinstellungen in Word. Konvertieren Sie in DOCX, um Makros für sichereres Teilen zu entfernen.

Word 97-2003 Template - legacy template format for Microsoft Word. Contains styles, formatting, and placeholder content for document creation. Binary format compatible with old Word versions. Larger file sizes than DOTX. Common in corporate environments with standardized documents. Perfect for letterheads, forms, and recurring document types. Being replaced by DOTX. Convert to DOTX for modern Word compatibility and smaller file sizes.

Word Template - modern XML-based template format for Microsoft Word 2007+. Contains styles, themes, formatting, and boilerplate content. Smaller file sizes than DOT. Used for standardized documents, letterheads, forms, and corporate templates. Opens as new document preserving template. Perfect for consistent branding and document standardization. Industry standard for Word templates. Compatible with modern Office versions and alternatives.

Word-Makro-fähige Vorlage - DOTX-Vorlage mit eingebetteten VBA-Makros. Kombiniert Vorlagenfunktionalität mit Automatisierung. Wird für automatisierte Dokumentengenerierung und komplexe Formularverarbeitung verwendet. Sicherheitsüberlegungen für makrofähige Vorlagen. Perfekt für Geschäftsabläufe, die automatisierte Dokumentenerstellung erfordern. Häufig in Unternehmensumgebungen. Erfordert makrofähiges Word. Entfernen Sie Makros und konvertieren Sie in DOTX für sicherere Verteilung.

AbiWord Document - native format for AbiWord word processor (open-source alternative to Microsoft Word). XML-based lightweight format supporting basic word processing features including formatting, tables, images, and styles. Smaller file sizes than DOC/DOCX. Compatible with AbiWord on Windows, Linux, and Mac. Good RTF compatibility for cross-application usage. Perfect for lightweight word processing in open-source environments. Limited support outside AbiWord. Convert to DOCX or PDF for wider compatibility.

Applix Word Document - legacy format from Applix Words word processor (1990s Unix/Linux). Proprietary format with limited modern support. Historical format from early Unix office suites. Rarely encountered except in legacy system migrations. Convert to modern formats (ODT, DOCX, PDF) for accessibility. Important for recovering documents from old Applix installations. Better alternatives available for all use cases.

DocBook XML - semantisches Auszeichnungsformat für technische Dokumentation. XML-basierte Struktur, die sich auf Inhalte statt auf Präsentation konzentriert. Wird häufig in Softwaredokumentationen, technischen Handbüchern und im Verlagswesen verwendet. Trennt Inhalte von Formatierungen und ermöglicht mehrere Ausgabeformate (PDF, HTML, EPUB). Perfekt für komplexe technische Dokumentationen, die Versionskontrolle und mehrere Ausgabeformate erfordern. Standard in der Open-Source-Dokumentation. Erfordert XSLT-Verarbeitung für lesbare Ausgaben.

KWord Document - native format for KWord word processor (part of KOffice/Calligra Suite). XML-based format for KDE office applications. Supports frames-based layout for flexible document design. Less common than mainstream formats. Linux-centric format with limited Windows/Mac support. Convert to ODT or DOCX for wider compatibility. Historical format from KDE office suite evolution. Better alternatives available for modern use.

OpenOffice.org 1.0 Writer - legacy OpenDocument format predecessor. XML-based format from OpenOffice.org 1.x era (2002-2005). Replaced by ODT in OpenOffice 2.0. Supported by older OpenOffice and LibreOffice versions. Convert to ODT for modern compatibility. Historical format important for accessing old OpenOffice documents. Modern LibreOffice can open but saving in ODT recommended.

Reiner Text - einfachstes Dokumentenformat, das nur unformatierten ASCII- oder Unicode-Zeichen enthält. Keine Schriftarten, Farben, Bilder oder Layoutinformationen. Universelle Kompatibilität über alle Plattformen, Texteditoren und Systeme hinweg. Möglichst kleine Dateigrößen. Perfekt für Notizen, Code, Skripte, Protokolle und jede Situation, die absolute Einfachheit und Portabilität erfordert. Essentielles Format für Programmierung, Konfigurationsdateien, Datenaustausch und Szenarien, in denen Formatierung nicht erforderlich ist. Funktioniert auf jedem Gerät, von Großrechnern bis hin zu Smartphones.

Microsoft Excel 97-2003 Workbook - legacy binary spreadsheet format supporting up to 65,536 rows and 256 columns per sheet. Contains formulas, formatting, charts, and multiple worksheets. Compatible with older Excel versions (Excel 97-2007). File size limited to ~30MB. Common in legacy business systems, old financial databases, and environments requiring Excel 97-2003 compatibility. Being replaced by XLSX but still encountered in corporate archives and legacy data systems.

Microsoft Excel 2007+ Workbook - modern XML-based spreadsheet format with 1,048,576 rows and 16,384 columns per sheet. Provides better compression (75% smaller than XLS), improved recovery from corruption, and enhanced features. Supports all Excel capabilities including formulas, pivot tables, charts, conditional formatting, and macros (in XLSM variant). Industry standard for spreadsheets. Compatible with Google Sheets, LibreOffice Calc, and all modern office suites. Essential for data analysis, financial modeling, and business intelligence.

OpenDocument Spreadsheet - open standard format for spreadsheet applications developed by OASIS. Native format for LibreOffice Calc and Apache OpenOffice Calc. XML-based structure ensuring data accessibility and vendor independence. Supports formulas, charts, multiple sheets, and standard spreadsheet features. Excellent for open-source workflows, government use (mandated by many countries), and avoiding Microsoft Office licensing. Free from proprietary restrictions with long-term document accessibility guarantees.

Comma-Separated Values - einfaches Textformat für tabellarische Daten, bei dem jede Zeile eine Reihe darstellt und Kommas die Spalten trennen. Universelles Datenaustauschformat, das von allen Tabellenkalkulationsanwendungen, Datenbanken und Programmiersprachen gelesen werden kann. Keine Formatierung, Formeln oder mehrere Blätter - nur reine Daten. Kleinste Dateigrößen für tabellarische Daten. Perfekt für Datenimport/-export, Datenbankoperationen, Datenanalyse mit Python/R und zum Teilen von Datensätzen. Essentielles Format für Data Science, Webanwendungen und Systemintegration. Funktioniert mit Excel, Datenbanken und jedem Datenverarbeitungstool.

Microsoft PowerPoint 97-2003 Presentation - legacy binary format for slide presentations. Supports slides, animations, transitions, embedded media, and speaker notes. Compatible with older PowerPoint versions (PowerPoint 97-2007). File sizes larger than modern PPTX. Common in legacy presentation archives, older corporate training materials, and environments requiring backwards compatibility. Still playable but superseded by PPTX for new presentations. Found in archived presentations from pre-2007 era.

Microsoft PowerPoint 2007+ Presentation - modern XML-based format providing better compression (up to 75% smaller than PPT), improved recovery, and enhanced multimedia support. Supports all PowerPoint features including advanced animations, transitions, embedded videos, SmartArt, themes, and master slides. Industry standard for presentations. Native format for PowerPoint 2007+, compatible with Google Slides, LibreOffice Impress, and Keynote. Essential for business presentations, educational slideshows, and professional communication.

OpenDocument Presentation - open standard format for presentation software developed by OASIS consortium. Native format for LibreOffice Impress and Apache OpenOffice Impress. XML-based structure ensuring long-term accessibility. Supports slides, animations, transitions, multimedia, and standard presentation features. Excellent for open-source environments, government presentations, and avoiding vendor lock-in. Free from licensing restrictions. Compatible with PowerPoint through conversion but best used within open-source office suites.

Portable Document Format - universal document format developed by Adobe maintaining exact visual appearance across all platforms and devices. Preserves fonts, images, layouts, and formatting precisely. Industry standard for document distribution, official documents, forms, archival, and printing. Not designed for editing (though modern tools allow limited editing). Supports encryption, digital signatures, forms, annotations, and accessibility features. Essential for contracts, invoices, reports, e-books, and any document requiring consistent appearance. Most widely supported document format globally.

DjVu-Dokument - spezialisiertes Format für gescannte Dokumente, Bücher und Manuskripte. Überlegene Kompression für bitonale und farbige gescannte Bilder. Kleiner als PDF für gescannte Inhalte (3-10x). Unterstützt OCR-Textschicht, Anmerkungen und Lesezeichen. Perfekt für digitale Bibliotheken, wissenschaftliche Arbeiten, historische Dokumente und gescannte Bücher. Spezialisierte Viewer erforderlich (DjVuLibre, Browser-Plugins). Ausgezeichnet zum digitalen Archivieren von Papierdokumenten. Konvertieren Sie in PDF für breitere Zugänglichkeit.

XML Paper Specification - Microsoft's document format similar to PDF. Fixed-layout format preserving exact document appearance. Native support in Windows Vista+. Supports vector graphics, fonts embedding, and digital signatures. Alternative to PDF in Windows environments. Limited support outside Windows ecosystem. Perfect for Windows-only document distribution. Convert to PDF for universal compatibility across all platforms.

Open XML Paper Specification - standardized version of XPS as ECMA standard. Same features as XPS with formal specification. Better cross-platform support than original XPS. Fixed-layout document format with vector graphics support. Used in some Windows applications and printers. Limited adoption compared to PDF. Convert to PDF for maximum compatibility. Mainly relevant in Windows printing workflows.

Markdown - leichte Auszeichnungssprache, die eine einfache Textformatierungssyntax zur Erstellung formatierter Dokumente verwendet. Einfache Symbole (* für Kursivschrift, ** für Fett, # für Überschriften) werden in HTML umgewandelt. Menschlich lesbar im Klartext. Perfekt für README-Dateien, Dokumentationen, Blogs, Notizen und technische Schreiben. Beliebt bei Entwicklern, technischen Autoren und Content-Erstellern. Unterstützt Überschriften, Listen, Links, Bilder, Codeblöcke und grundlegende Formatierungen. Extrem portabel und zukunftssicher. Grundlage vieler statischer Website-Generatoren und Dokumentationssysteme.

HyperText Markup Language - standardisierte Auszeichnungssprache für Webseiten, die Text, Bilder, Links und Multimedia enthält. In jedem Webbrowser ohne spezielle Software lesbar. Unterstützt Styling (CSS), Interaktivität (JavaScript) und das Einbetten von reichhaltigen Medien. Universeller Webstandard seit 1991. Perfekt für Web-Publishing, Online-Dokumentation, E-Mail-Newsletter und barrierefreie Inhalte. Extrem portabel mit garantierter langfristiger Unterstützung. Kann aus Dokumenten für die Webverbreitung konvertiert oder für die Offline-Anzeige archiviert werden.

Electronic Publication - open standard e-book format based on HTML, CSS, and XML. Reflowable text adapts to any screen size. Supports fonts, images, metadata, table of contents, and CSS styling. Industry standard for e-books compatible with most e-readers (Kindle via conversion, Kobo, Nook, Apple Books, Google Play Books). Perfect for digital publishing, self-publishing, and distributing long-form content. EPUB 3 adds multimedia and interactivity. Essential format for authors, publishers, and digital libraries.