Welcome to HTMLViewer 3.1. • Export Markdown, plain text, and TXT as editable Word documents using the current theme, text size, and layout • Export a PDF from DOCX or DOCM after it has rendered successfully offline in the app • Copy a section from Markdown and plain-text headings, from the current heading to the next peer or higher-level heading • Turn Copy Section off in Rendering Settings; button labels, success feedback, and accessibility text follow the app language • PDF, full-page images, printing, and Word exports automatically omit copy controls for clean output

Welcome to HTMLViewer 3.0. • View PDF, Word, Excel, PowerPoint, and JSON alongside HTML, Markdown, and TSX/JSX in one library • Use the new unified document navigator for outlines, full-text results, direct jumps, and visible highlights • Render Word and PowerPoint offline in the app, navigate by heading, paragraph, or slide, and open the original system preview when needed • Browse Excel workbooks with multiple sheets, tab colors, common cell styles, and number formats • Explore JSON as an expandable tree with all levels open by default and search across keys, paths, and values • Group files by type and link external folders with automatic refresh and iCloud file downloads • Improved import flow, search highlighting, language names, and system-language fallback

Version 2.0 adds ZIP site import, folder-based site browsing, Share Extension import, React TSX/JSX preview, Markdown themes with Mermaid support, library folders, file type filters, and in-app language switching.

Adds Markdown file reading, plus improvements to HTML/Markdown import, file filtering, multi-select delete, sharing, and local preview.