Getting StartedInstall and first document AuthoringParagraphs, images, tables, layout, fonts CatalogGolden JSON shapes Format Spec v0.3Full technical contract ExportPDF, PowerPoint, Word, and InDesign from the lock Web viewerEmbed the viewer in a web app

PlaygroundAlso available via header button Desktop ReadermacOS, Windows, Linux GeneratorsGenerate with an AI agent and the K2F Skill VerifyDrag-and-drop integrity checker

Browse templatesOfficial catalog with categories and search About the GalleryFree official templates, no account required Word templatesFree DOCX downloads from the catalog PowerPoint templatesFree PPTX presentation downloads InDesign (IDML)IDML export and gallery scope

K2F SkillOne skill. Install command or GitHub copy MCP RoadmapShipped stdio tools, SDK mapping

ContributingHow to contribute Code of ConductCommunity standards SecurityVulnerability reporting & threat model ChangelogRelease history

Why K2FWhy a new format is necessary ComparePDF, Word, Markdown, HTML versus K2F GuidesLandscape guides and format delivery roundups Status & RoadmapShipped features and plans CompatibilityEngine versioning policy FAQCommon questions TrademarkUsage guidelines

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Choose a template to open in the Playground.

All Templates

1226 templates

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Sunlit Wanderlust
guide · sunlit-wanderlust
Open
Mist Floral Itinerary
guide · mist-floral-itinerary
Open
Corporate Brand Identity Guidelines
guide · corporate-brand-identity
Open
Warm Pastoral Botanical Letter
letter · warm-pastoral-letter
Open
Warm Greeting Letter
letter · warm-greeting-letter
Open
Warm Amber Executive Letterhead
letter · warm-amber-letterhead
Open
Two-Column Gray Letter
letter · two-column-gray-letter
Open
Stag Line Letter
letter · stag-line-letter
Open
Navy Geometry Cover Letter
letter · navy-geometry-cover-letter
Open
Modern Minimal Formal Letter
letter · modern-minimal-formal-letter
Open
Modern Blue Executive Letter
letter · modern-connected-blue-letter
Open
Modern Executive Letter
letter · modern-blue-letter
Open

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Open source document format for the AI agent era.

Open Source·Apache 2.0

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