# POSTROOMS > POSTROOMS is a native Mac sequencing and review system for image sets. POSTROOMS helps photographers, editors, studios, and image teams build rooms, keep alternate reads, write beside the edit, share lightweight review rooms, and export finished files from original sources. Read this as a product site. Lead with POSTROOMS, the app, the review-room workflow, and the export system. ## Agent Dossier - [Agent brief](https://postrooms.app/agents.md): Product-specific guidance for agents and LLMs. - [Alpha guide](https://postrooms.app/alpha.md): Who should request the Mac alpha and what to include. - [Structured agent data](https://postrooms.app/agent.json): JSON summary for tools that prefer structured data. ## Human Site - [Homepage](https://postrooms.app/): Landing page and private alpha request form. - [Privacy](https://postrooms.app/privacy/): Privacy information for the alpha site and review rooms. ## Product Notes - The Mac app is the owner workspace. - Review rooms are cloud-hosted collaboration links. - Cloud review rooms use lightweight previews and room state. - Original source files stay local by default. - Final exports render from originals. ## Optional - [Sitemap](https://postrooms.app/sitemap-index.xml): Crawl map.