Engineered for Speed, Flexibility & Creative Flow
Oranos combines the organic aesthetic of hand-drawn sketch paper with real-time cloud synchronization, native desktop and mobile apps, and instant peer-to-peer room collaboration.
“Oranos is a local-first collaborative whiteboard application that runs entirely in the client browser. It replaces cloud-locked subscription software with portable, self-contained .oranos files and encrypted WebRTC rooms.”RoughJS Sketch Engine
Choose between hand-drawn organic strokes with adjustable roughness or crisp vector precision. Switch effortlessly between dot grid, square grid, or plain surfaces.
4-User P2P Collaboration
Host a session in 1 click. Share a 4-letter room code to stream live cursors and element updates directly over encrypted WebRTC data channels — zero database involved.
Self-Contained .oranos Format
Download your complete board as a custom .oranos file. Images are embedded directly as Base64 strings for 100% offline portability.
Zero-Account Privacy
No sign-up forms, passwords, or cloud data tracking. Your work stays on your computer in local storage, guaranteeing complete confidentiality for sensitive diagrams.
High-Resolution Vector Export
Export boards in vector SVG or high-DPI PNG format with dark/light background transparency. Ready for presentation slides, documentation, or client reports.
8 Studio Color Palettes
Includes curated studio themes (Studio Light/Dark, Warm Paper, Blueprint, Forest, Plum, Mint, Graphite) designed for eye comfort and visual harmony.
Technical Feature Comparison Matrix
How Oranos compares to conventional cloud whiteboard platforms
| Feature / Capability | Oranos | Miro / Figma Jam | Excalidraw Cloud |
|---|---|---|---|
| User Registration | None (Instant) | Mandatory Account | Optional / Required for Cloud |
| Data Storage Location | Local Browser Storage | Centralized Cloud Server | Cloud Database |
| Collaboration Protocol | Direct P2P WebRTC | Central WebSocket Server | Relay Server |
| Offline File Format | Self-Contained .oranos | PDF / PNG only | .excalidraw JSON |
| Embedded Images in Files | Base64 Bundled (100%) | N/A (Cloud Hosted) | Partial Data URLs |
| Pricing Tier | 100% Free Forever | $8–$15 / user / mo | $7 / user / mo |
Experience the Freedom of Local-First Whiteboarding
Start sketching right now with no setup. Create diagrams, wireframes, and sticky notes in seconds.