Developer Tools

OPML Viewer - Free Online OPML File Viewer & Editor

Free online OPML viewer. Visualize OPML files as a tree structure, inspect RSS feeds, and analyze outlines. No signup required.

OPML Source

0

Drag & drop OPML file here

Structure Preview

Enter OPML content to view structure

Enter OPML content to view structure

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How to Use OPML Viewer?

  1. Upload an OPML file or paste the XML content into the input area.
  2. The tool will automatically parse and display the outline structure in the preview pane.
  3. Expand or collapse nodes to explore the hierarchy.

Key Features

Instant Parsing

Quickly visualize complex OPML structures in a readable tree format.

RSS Feed Detection

Automatically identifies and links to RSS feeds within the outline.

Privacy Focused

All parsing happens locally in your browser. Your data is never sent to any server.

Frequently Asked Questions

What is OPML?

OPML (Outline Processor Markup Language) is an XML format for outlines, often used for RSS feed lists.

Is it free?

Yes, this tool is completely free and works offline.