FSX File Viewer Online
Open and preview .fsx files (F# Script) directly in your browser — no downloads, no installs, no account required.
Open FSX File Now →About FSX Files
| Extension | .fsx |
| Full Name | F# Script |
| MIME Type | text/x-fsharp |
| Category | 💻 Code & Markup |
| Processing | 🔒 In-browser (private) |
How to Open FSX Files Online
- Visit ViewAnyFile.app
Go to ViewAnyFile.app in any web browser.
- Upload your FSX file
Drag and drop your
.fsxfile, or click to browse. - View instantly
Your file renders immediately. It stays in your browser — nothing is uploaded.
Frequently Asked Questions
How do I open a FSX file online?
Visit ViewAnyFile.app and drag your .fsx file into the upload area. It renders instantly — no download or account needed.
Is it safe to open FSX files on ViewAnyFile.app?
Yes. All processing for FSX files happens entirely inside your browser. Your files never leave your device and are never uploaded to any server.
Can I open FSX files on Mac and mobile?
Yes. ViewAnyFile.app works in any modern browser on Windows, macOS, Linux, iPhone (Safari), and Android (Chrome). No operating system restrictions.
Do I need to create an account?
No. ViewAnyFile.app is 100% free with no signup required. Just drag, drop, and view.