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Raven Architecture Raven is an AI-powered meeting copilot that runs on your desktop. It captures both sides of any conversation, cancels echo so voices don’t bleed between streams, transcribes everything in real-time, and gives you AI assistance with full context - all while staying completely invisible to screen sharing.

Get Raven

Download Raven

Download the app for macOS or Windows. Sign in and start using Raven immediately - no setup required.

Build from Source

Clone the open-source repo, bring your own API keys, and build Raven yourself.

Features

Dual-Stream Audio

Captures system audio and microphone simultaneously on macOS and Windows using native platform APIs.

Echo Cancellation

Built-in echo cancellation prevents the remote speaker’s voice from leaking into your microphone stream.

Real-Time Transcription

Live speech-to-text with separate speaker labels for “You” and “Them”. Supports 20+ languages.

AI Assistance

Get context-aware help from Claude or GPT during meetings - quick actions, follow-ups, recaps, and more.

Screenshot Context

Press Cmd+Enter to capture your screen and send it to the AI. Solve problems, interpret slides, or analyze anything visible.

Stealth Overlay

Completely invisible to Zoom, Meet, Teams, and Discord screen sharing. Drag, resize, and interact while staying hidden.

Local-First

Your data stays on your machine. Optional incognito mode for sessions you don’t want saved.

Modes

Customizable AI behavior profiles - Interview, Sales, Meeting Notes, Learning - with document upload for extra context.

Session History

Every session is saved with AI-generated titles and summaries. Search across all past meetings by keyword.

20+ Languages

Transcription in English, Hindi, Spanish, French, German, Japanese, Korean, Chinese, Arabic, and more. Output language configurable independently.

Meeting Detection (Pro)

Auto-detects Zoom, Teams, and Meet meetings on Apple Silicon Macs. Post-meeting insights including summaries, action items, and sentiment analysis.

Cloud Sync (Pro)

Sessions, modes, and documents sync across devices. Sign in with Google or email.

How It Works

1

Start recording

Click the record button on the overlay or press Cmd+R.
2

Audio capture

Raven captures both system audio (what you hear) and your microphone simultaneously using native platform APIs.
3

Echo cancellation

Both streams pass through an echo cancellation pipeline so the remote speaker’s voice doesn’t contaminate your mic signal.
4

Transcription

Clean audio is transcribed in real-time. Your speech appears as “You” and the remote speaker as “Them”.
5

AI assistance

Ask the AI for help at any time - it has full context from the conversation. Press Cmd+Enter to include a screenshot of your screen for visual context.

Platform Support

PlatformStatus
macOS 12+ (Intel & Apple Silicon)Fully supported
Windows 10/11Supported
LinuxNot yet supported

Keyboard Shortcuts

ActionShortcut
Toggle OverlayCmd + \
Start/Stop RecordingCmd + R
AI Assist (with screenshot)Cmd + Enter
Clear ConversationCmd + Shift + R
Move OverlayCmd + Arrow Keys
Scroll OverlayCmd + Shift + Up/Down
On Windows, replace Cmd with Ctrl.

Next Steps

Using Raven

Learn how recording, transcription, and AI assistance work.

Raven Pro vs Open Source

Compare the Pro app with the open-source version.

Build from Source

Set up the open-source version on macOS or Windows.

Contributing

Understand the repo structure and how to contribute.