Sovereign Press

Document and design generation that never leaves your infrastructure.

12 MCP tools for creating PDFs, charts, diagrams, presentations, and social media graphics. Every render happens locally on sovereign hardware. No cloud APIs. No data leaks.

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Part of the Hush AI sovereign toolchain.
12 MCP tools
Local rendering only
Zero cloud dependencies
UK-sovereign hardware
Core Capabilities

Everything you need to generate professional documents.

From HTML to PDF, from data to charts, from ideas to slide decks. All rendered locally with no external API calls.

📄

HTML/CSS to PDF

Convert any HTML and CSS to pixel-perfect PDF documents using WeasyPrint. Full CSS3 support including print media queries.

WeasyPrint engine
🖼️

HTML to PNG

Render HTML pages to high-resolution PNG images via headless Chrome. Perfect for thumbnails, previews, and social cards.

Chrome headless
📊

Chart Generation

Create 6 chart types from data: bar, line, pie, scatter, heatmap, and histogram. Styled to match your brand.

6 chart types
📐

Diagram Generation

Produce flowcharts, architecture diagrams, and network maps via Graphviz with 6 layout engines.

Graphviz engine
🎨

Image Composition

Compose images with text overlays, backgrounds, and effects. Generate social media graphics sized for Instagram, Twitter, and LinkedIn.

Multi-platform sizes
📝

PowerPoint Generation

Build slide decks programmatically with 5 layout types. Add text, images, charts, and tables to professional presentations.

5 slide layouts
📦

PDF Merge and Split

Combine multiple PDFs into one document or extract specific page ranges. Batch operations supported.

Batch operations
📖

Markdown to PDF

Convert Markdown documents to beautifully styled PDFs with syntax-highlighted code blocks. Ready for distribution.

Syntax highlighting
📋

Built-in Templates

Professional templates for invoices, resumes, reports, and social media posts. Bold, gradient, and minimal styles included.

Invoice, resume, report, social
Data Visualisation

Six chart types from raw data to publication-ready graphics.

Pass your data, get a styled chart. No configuration files, no JavaScript libraries, no external services.

Bar Charts

Categorical comparisons, grouped and stacked

📈

Line Charts

Time series, trends, multi-line overlays

Pie Charts

Proportional breakdowns, donut variant

••

Scatter Plots

Correlation analysis, cluster detection

▓░

Heatmaps

Matrix visualisation, density patterns

▂▅▇

Histograms

Distribution analysis, frequency bins

Diagram Generation

Architecture and network diagrams via Graphviz.

Flowcharts, system architecture, network topology, org charts. Six layout engines for the right visual every time.

dot

Hierarchical directed graphs

neato

Spring model undirected graphs

fdp

Force-directed placement

sfdp

Scalable force-directed

twopi

Radial layout from root

circo

Circular layout for cyclic structures

Why Sovereign Rendering

Your documents never touch a third-party server.

Cloud document APIs process your content on their infrastructure. Sovereign Press renders everything on hardware you control.

Cloud Document APIs

  • Your content sent to third-party servers
  • Subject to foreign jurisdiction data laws
  • Vendor retains processing logs
  • API rate limits and downtime

Sovereign Press

  • All rendering on local hardware
  • Only UK law applies to your data
  • API content never stored; chat history user-deletable; never used for training
  • No rate limits, no external dependencies
Use Cases

From invoices to investor decks.

Sovereign Press handles every document generation workflow your organisation needs.

Automated invoice generation

Generate branded invoices from structured data. PDF output ready for email or print. Use the built-in invoice template or bring your own HTML.

Data visualisation dashboards

Turn datasets into charts and render complete dashboard pages to PDF. Bar, line, pie, scatter, heatmap, and histogram in one report.

Architecture diagrams

Generate system architecture, network topology, and flowchart diagrams from graph descriptions. Export as PNG or PDF.

Social media content

Create graphics sized for Instagram, Twitter, and LinkedIn. Bold, gradient, and minimal styles with text overlays and brand colours.

PowerPoint presentations

Build slide decks from data with 5 layout types. Title slides, content slides, image slides, comparison slides, and data tables.

Branded document templates

Create reusable HTML/CSS templates for reports, proposals, and client-facing documents. Render to PDF with consistent branding.

Client-facing reports

Generate professional reports combining narrative text, charts, diagrams, and data tables. Markdown to styled PDF with syntax highlighting.

Marketing collateral

Produce flyers, one-pagers, and promotional materials. HTML/CSS to PDF or PNG with full design control and no cloud rendering.

How It Works

Four steps from prompt to finished document.

Sovereign Press tools are accessible via MCP. Use them from any AI assistant connected to your Hush AI instance.

01

Describe

Tell the AI what document, chart, or design you need. Plain language or structured data.

02

Generate

The AI selects the right MCP tool and builds the content. HTML, Graphviz DOT, or slide data.

03

Render

WeasyPrint, Chrome, or Graphviz renders locally. No data leaves your infrastructure.

04

Deliver

PDF, PNG, or PPTX output is returned directly. Ready to send, print, or publish.

Built-in Templates

Professional templates ready to use.

Start from a template or build your own. Every template renders to PDF or PNG with consistent, polished output.

🧾

Invoice

Line items, totals, tax, payment terms, company branding

📃

Resume

Professional layout, sections, skills, experience

📊

Report

Cover page, sections, charts, data tables, appendices

🔥

Social — Bold

High-contrast, large text, strong colours

🌈

Social — Gradient

Smooth gradient backgrounds, modern typography

◻️

Social — Minimal

Clean whitespace, understated elegance

Generate documents on infrastructure you own.

No cloud APIs. No data leaks. No vendor lock-in. Every render happens locally on sovereign hardware.

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Or email [email protected] to discuss your requirements.