System Requirements
Technical requirements for running CATO in your browser.
Supported Browsers
CATO is a web application that runs entirely in your browser. For the best experience, use one of the following browsers:
| Browser | Minimum Version | Status |
|---|---|---|
| Google Chrome | 90+ | Recommended |
| Mozilla Firefox | 88+ | Supported |
| Microsoft Edge | 90+ | Supported |
| Safari | 14+ | Supported |
| Internet Explorer | Any | Not Supported |
Operating System
Any operating system capable of running a supported browser:
- Windows — Windows 10 or later
- macOS — macOS 10.15 (Catalina) or later
- Linux — Any modern distribution with a supported browser
Display
| Minimum Resolution | 1280 × 720 pixels |
| Recommended | 1920 × 1080 pixels or higher |
Network
| Connection | Broadband internet (5 Mbps+ recommended) |
| Ports | HTTPS (443) must be open |
| Proxy | Transparent proxies supported; some enterprise proxies may require configuration |
Browser Settings
Ensure the following are enabled in your browser:
- JavaScript — Required for application functionality
- Cookies — Required for session management
- Local Storage — Used for caching and preferences
Enterprise Users: If you are behind a corporate firewall or VPN, contact your IT department to ensure access to CATO's domain is permitted.