luppiter Group — Desktop Software

luppiter Writer

A native desktop document editor that opens, edits, and saves real .docx files. Full Microsoft Word compatibility. No subscriptions. No accounts. No cloud. Your documents stay on your machine.

$5
One-time purchase — yours forever
Buy Now — $5
Windows · Mac · Linux Requires Python 3.8+ Real .docx read/write No subscription

⚠ Beta Software — Early Release

luppiter Writer is functional and usable, but this is an early release. Some rough edges remain.

  • Does not yet support: Track Changes, Comments, Review features, Mail Merge, or Macros
  • Some complex .docx formatting (embedded objects, custom styles, advanced tables) may not render perfectly
  • Always keep backups of important documents
📄

Screenshots — Coming Soon

What You Get

A clean, capable Word-compatible editor. Runs on your machine. Handles your files.

Document Editing

  • Native .docx read/write — true Word compatibility
  • Full round-trip fidelity (open → edit → save)
  • Bold, Italic, Underline, Strikethrough
  • Font family and size control
  • Text color and highlight
  • Paragraph alignment (L / C / R / Justify)
  • Line spacing control
  • Indent / outdent
  • Bullet and numbered lists
  • Heading styles (Normal, H1–H6, Title, Subtitle, Quote)
  • Tables (open and view existing)
  • Image rendering (via Pillow)

Workflow & Interface

  • Microsoft Word-style ribbon interface
  • python-docx powered — industry-standard library
  • Undo / Redo stack
  • Find & Replace
  • Print support
  • Recent files list
  • Dark mode toggle
  • Word and character count
  • Keyboard shortcuts (Ctrl+B, S, Z, Y, P…)
  • Works on Windows, Mac, Linux
  • No install beyond Python 3 + two packages
  • No internet connection required

Privacy & Ownership

  • No accounts required — ever
  • No cloud sync — your files stay local
  • No telemetry, no analytics, no phone-home
  • No subscription — one $5 payment, yours forever
  • Source code included in download
  • Run it, read it, learn from it
  • No DRM, no activation keys, no online check

System Requirements

Platform
Windows, macOS, Linux
Python
3.8 or higher
Dependencies
pip install python-docx Pillow
Download size
~35 KB (Python source)

⚠ Beta Disclaimer

BETA SOFTWARE — This is an early release. luppiter Writer is functional but not production-complete.

  • Not yet supported: Track Changes, Comments, Review features, Mail Merge, Macros
  • Complex .docx formatting (advanced tables, embedded objects, custom styles) may not render perfectly
  • Use at your own risk — always keep backups of important documents
  • This is not a replacement for Microsoft Word for mission-critical or professional publishing work

Get luppiter Writer

One payment. No subscriptions. Download link delivered immediately after purchase. Source code included.

$5
Buy Now — $5

Requires Python 3.8+  ·  pip install python-docx Pillow
Windows · macOS · Linux  ·  No refunds  ·  Terms of Service

Terms & Privacy

Terms of Service

  • As-is software. luppiter Writer is provided as-is, with no warranty of any kind. Use it at your own risk.
  • Beta software may contain bugs. Save your work frequently. Keep backups.
  • Not mission-critical. Not a replacement for Microsoft Word for professional publishing, legal, or mission-critical document work.
  • No data collection. All processing happens locally on your machine. Nothing is transmitted anywhere.
  • No redistribution. The $5 license is for personal use. Do not redistribute or resell the software.
  • Limitation of liability. luppiter Group shall not be liable for any damages arising from the use of this software. Liability is limited to the purchase price ($5).
  • No refunds. Due to the digital nature of the product, all sales are final.

Privacy Policy

  • No data collected. luppiter Writer does not collect, store, or transmit any personal data, document contents, or usage information.
  • All local. Every file you open and every document you save stays on your machine. Period.
  • No server communication. The software makes no network requests whatsoever.
  • No accounts required. No registration, no login, no cloud sync.

Found a bug? Email us at Caesar192038@proton.me