Welcome to Cap
Cap is the open source alternative to Loom. It’s a video messaging tool that allows you to record, edit and share videos in seconds.
Why Cap?
Cap combines the power of professional screen recording with the simplicity of modern design. Built with privacy in mind, Cap gives you full control over your recordings while providing features that rival commercial alternatives.Effortless Recording
Record your screen, window, or camera with a single click. Built-in system audio capture and picture-in-picture camera support.
Video Editing
Trim and edit your recordings with an intuitive interface. No need for complex video editing software.
AI-Powered Features
Get automatic transcriptions and AI-generated summaries of your recordings. Make your content searchable and accessible.
Share Instantly
Create shareable links with custom branding. Track viewer analytics and engagement in real-time.
Self-Hosting
Deploy Cap on your own infrastructure with Docker. Full control over your data and privacy.
Cross-Platform
Native desktop apps for macOS and Windows built with Tauri and Rust for optimal performance.
Key Features
Recording
- Screen & Window Capture: Record your entire screen or specific application windows
- System Audio: Capture system audio alongside your recordings
- Camera Support: Built-in webcam recording with picture-in-picture layout
- High Performance: Built with Rust and modern web technologies for smooth recording
Editing
- Video Trimming: Cut and trim your recordings with precision
- Built-in Editor: Edit videos without leaving the app
- Quick Processing: Fast video processing powered by FFmpeg
Sharing
- Shareable Links: Generate instant links to your recordings
- Custom Branding: Personalize your video pages with custom branding
- Analytics Dashboard: Track views, engagement, and viewer insights powered by Tinybird
- Access Control: Manage who can view your recordings
AI Features
- Auto Transcription: Automatic speech-to-text transcription powered by Deepgram
- AI Summaries: Generate concise summaries of your video content
- Searchable Content: Make your recordings searchable through transcripts
Technology Stack
Cap is built with modern, performant technologies:- Desktop App: Tauri (Rust) with SolidStart frontend
- Web Platform: Next.js 15 with React 19
- Backend: Effect (functional TypeScript), Drizzle ORM
- Database: MySQL 8.0
- Storage: S3-compatible (AWS S3, MinIO)
- Infrastructure: Docker, Docker Compose
Open Source
Cap is open source and licensed under AGPLv3 (with portions under MIT). Contributions are welcome!View on GitHub
Star us on GitHub and contribute to the project
Join Discord
Join our community and get help from other users
Get Started
Ready to start recording? Choose your platform:Desktop App
Download Cap for macOS or Windows
Web Platform
Use Cap in your browser or self-host