Local-First AI Workspace

Turn documents into reliable, actionable results on your own machine

Ckraken is a desktop app for extraction, OCR, translation, and document comparison. It runs with local models through Ollama, so your sensitive files stay private while you keep a fast, focused workflow.

Download on the Mac App Store

Powerful OCR

Transform scanned PDFs/images into editable, searchable text with high-accuracy result, which can be exported to docx files.

Original scanned table image
OCR extracted table result image
More details

Key Information Extraction

Automatically extract key informations from your documents

Legal document for key information extraction
Document
Configured key fields to extract
Key Fields to Extract
Extracted key information in table view
Extracted key information in JSON view
More details

Docs Comparison

Compare two docx files and quickly identify additions, deletions, and modifications.

Compared contract with visible insertions and deletions
The differences are clearly visible.
Compared table document showing changes across elements
Supports comparison of all document elements.
Changes panel summarizing modified and deleted content
The compared content is easy to browse.
More details

Doc Translation

Translate full docx document while preserving paragraph structure and readability.

Original English contract paragraphs before translation
Translated Japanese contract paragraphs preserving structure
Original English table before translation
Translated Japanese table preserving layout
More details