S
StructMD
Coming Soon

Headless Document
Architecture

An open specification for lossless, AI-native document interchange. Separate content, styling, and structure — then convert between PPTX, DOCX, XLSX without data loss.

Three-Layer Architecture

.smd

Content Layer

Human + AI Editable

.vstyle

Style Layer

CSS-like Theming

.bone

Structure Layer

Format Cache

.pptx .docx .xlsx .pdf

Lossless bidirectional conversion

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AI-Native

Markdown-based format that AI can read, understand, and edit directly.

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Lossless Round-trip

Extract → Edit → Rebuild without losing animations, themes, or formatting.

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Git-Friendly

Plain text diff, version control, and collaborative editing on documents.