# Supervertaler Workbench

AI-enhanced translation workbench built with Python. Work with ChatGPT, Claude, and Gemini simultaneously. Built by translators, for translators and writers.

Download Free View on GitHub
Multi-LLM: GPT-4 • Claude • Gemini • Ollama Translation Memory Terminology Management CAT Tool Integration Okapi File Filters Cross-Platform

## Features

Everything you need for professional translation work

📚

### Okapi Framework File Filters

Battle-tested Okapi Framework localization filters run as an automatic background sidecar. Full round-trip DOCX with exact formatting preservation.

- Full round-trip DOCX import and export, including hyperlinks
- Semantic formatting tags (<b>, <i>, <u>)
- SRX segmentation and proper paragraph detection
- More formats coming: XLSX, PPTX, HTML, IDML

🤖

### Multiple AI Providers

Choose from the best AI models for your translation needs.

- OpenAI GPT-4o & GPT-4 Turbo
- Anthropic Claude Opus, Sonnet, Haiku
- Google Gemini 2.5 Pro/Flash
- Local models via Ollama

💾

### Translation Memory

Lightning-fast batch pre-translation with fuzzy matching and TMX import/export.

- Batch pre-translation (30x faster)
- Fuzzy + exact matching
- Auto-confirm 100% TM matches
- TMX format support

🎯

### 2-Layer Prompt Architecture

System Prompts (auto-selected by mode) + Unified Prompt Library with folders, favorites, and multi-attach.

- Layer 1: System Prompts (CAT tags, auto-selected)
- Layer 2: Prompt Library (unlimited folders)
- AI Assistant for prompt generation

📊

### Bilingual Review Interface

Grid, List, and Document views for reviewing AI translations. Professional CAT tool interface.

- Status tracking (Draft/Reviewed/Confirmed/Locked)
- Multi-selection (Ctrl/Shift)
- Grid pagination for large projects

🔄

### CAT Tool Integration

Import/export bilingual tables from memoQ, CafeTran, and Trados Studio.

- memoQ DOCX support
- CafeTran pipe formatting
- Trados bilingual tables

📄

### PDF Rescue (AI OCR)

Transform badly-formatted PDFs into clean, editable documents with GPT-4 Vision OCR.

- One-click PDF import
- Smart redaction/stamp handling
- Professional DOCX export

## Get Supervertaler

Free, open-source, cross-platform

Latest release

### Supervertaler Workbench

AI-Enhanced Translation Workbench

Okapi file filters, multi-LLM translation, translation memory, terminology management, AI Assistant, and more. Built with PyQt6.

Download for Windows Download for macOS (Apple Silicon)

### Installation

The easiest way to get started is to download the ready-to-run package for your operating system. No Python, no terminal – just download, extract, and run.

RECOMMENDED

#### Windows

All-in-one package – no Python required.

- Download, extract, run
- No Python or terminal needed
- Windows 10 or later

Download for Windows
RECOMMENDED

#### macOS (Apple Silicon)

All-in-one package – no Python required.

- Download, extract, run
- No Python or terminal needed
- M1 / M2 / M3 / M4 Macs

Download for macOS (Apple Silicon)

On an Intel Mac? See the pip option below.

#### Prefer pip? (advanced users, Intel Mac, Linux)

If you already have Python 3.10+, you can install Supervertaler from PyPI:

pip install supervertaler

Then run `supervertaler` from the terminal. View on PyPI →

Intel Mac & Linux: Word/Excel/HTML import uses a small Java helper. If it’s not on your system, install Java 17 once: `brew install --cask temurin@17` on Mac, or your distro’s default JRE on Linux. Plain-text translation works without it.

## Screenshots

See Supervertaler in action

Click to enlarge

### Term & NT Insert Popup

Press Ctrl once to open a floating popup listing all glossary matches and non-translatables for the current segment.

Click to enlarge

### QuickTrans & Modern UI

QuickTrans instant translation popup with MT engines and LLMs. Global hotkey works from any application.

Click to enlarge

### AI Assistant

Conversational AI assistant with file attachments, prompt generation, and document analysis.

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### Dark Mode

Complete dark theme with properly styled UI panels. Easy on the eyes for late-night sessions.