Overview & Installation
Welcome to DuRT (Du Speech Recognition & Transcription), a native macOS productivity application designed for high-performance speech-to-text conversion, real-time live captioning, and AI-powered audio workflow automation.
WARNING
Important Notice for Upgrading Users:
DuRT 3.0.0 introduces a fundamental database rewrite that is incompatible with previous versions. If you previously installed v2.x or earlier, do not install directly over your existing installation! Please read the v3.0.0 Migration Guide to back up your default workspace and perform a clean upgrade.
Key Highlights
- ⚡️ Real-time Live Subtitles: Capture internal macOS audio or microphone input with ultra-low latency and customizable floating captions.
- 📁 Universal Media Transcription: Transcribe local audio/video files or streaming media links with millisecond word-level timestamps and speaker diarization.
- ⛓️ Visual AI Workflows: Chain together speech recognition, large language model proofreading/translation, and text-to-speech voiceover in one click.
- 🔒 Local-First & Privacy: Native Apple on-device Speech Recognition—process audio locally without sending data to the cloud.
- 🌐 Multi-Engine Aggregation: Bring your own API keys for OpenAI, Anthropic Claude, DeepSeek, OneASR, Alibaba Cloud, Tencent, Ollama, and more.
System Requirements
- Operating System: macOS 13.0 (Ventura) or later (macOS 14 Sonoma & macOS 15 Sequoia fully supported).
- Architecture: Universal binary optimized for Apple Silicon (M1/M2/M3/M4) and Intel Macs.
- Memory: 8 GB RAM minimum.
Installation
Install directly through the official Apple Mac App Store for automatic updates and sandbox security:
Next Steps
- Check the macOS Permissions Guide to enable microphone and screen/system audio recording.
- Explore Live Caption & Subtitles for meetings and video learning.
- Learn about AI Workflow Pipelines.