Swagger Viewer
View and explore Swagger/OpenAPI specifications. Interactive API documentation viewer.
About Swagger Viewer
View and explore Swagger/OpenAPI specifications. Interactive API documentation viewer.
Swagger Viewer gives you clean, copy-paste-ready code: paste your source, choose the options, and the formatted output appears instantly.
How to Use Swagger Viewer
- Paste your code, markup or configuration into the editor.
- Choose the output format or options offered.
- The formatted result updates live.
- Copy or download the finished code.
Key Features
- Clean, consistently formatted output ready to paste.
- Supports the common formats used in web development.
- One-click copy and download — no build step required.
Frequently Asked Questions
Can I copy the code generated by Swagger Viewer?
Yes — every result has a copy button (and often a download option), so the output goes straight into your editor or page.
Is Swagger Viewer free to use?
Yes. Swagger Viewer is completely free with unlimited use — no account, download or payment required.
Is my data uploaded to a server?
No. Swagger Viewer runs entirely in your browser. Your inputs are never sent to our servers or stored anywhere.
Does Swagger Viewer work on mobile?
Yes. The interface is fully responsive and works in any modern browser on Android, iPhone, tablets and desktops.
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