Website Source Code Viewer
Paste HTML source code to view it with syntax highlighting and line numbers. Use Ctrl+U on any page to get its source.
Frequently Asked Questions
How does the source code viewer work?
Paste HTML source code and the tool displays it with syntax highlighting for tags, attributes, strings, and comments, plus line numbers.
Can it fetch source code directly?
Due to browser security restrictions (CORS), you need to paste the source code. Use Ctrl+U or right-click → View Page Source on any webpage.
Is this tool free?
Yes, completely free. All processing happens in your browser — nothing is uploaded.