Privacy Policy - View Page Source Firefox Extension

Last Updated: December 29, 2025

Overview

View Page Source ("the Extension") is committed to protecting your privacy. This privacy policy explains what data is collected, how it's used, and your rights regarding your information.

Developer Information

• Extension Name: View Page Source
• Website: https://www.view-page-source.com
• Contact: Available through the website

Data Collection and Usage

What Data the Extension Collects

The Extension collects and processes minimal data required for functionality:

1. Current Tab URL (only when you actively use the extension)
2. When: Only when you click the extension icon, use the context menu, or use the keyboard shortcut
3. Why: To send the URL to the View Page Source website for analysis
4. How Long: Not stored by the extension; immediately sent to the website
5. Permission: activeTab (Firefox permission)
6. User Preferences (optional settings)
7. What: Your syntax highlighting and word wrap preferences
8. Where: Stored locally in Firefox's sync storage
9. Why: To remember your settings across devices
10. How Long: Until you uninstall the extension or clear browser data
11. Permission: storage (Firefox permission)

What Data is NOT Collected

The Extension does NOT collect or transmit:
- Browsing history
- Personal information (name, email, etc.)
- Cookies or authentication tokens
- Form data or passwords
- Contents of web pages you visit (unless you explicitly request source code viewing)
- Usage analytics or telemetry
- IP addresses (collected by the website, not the extension)

Data Sharing and Third Parties

View Page Source Website

When you use the extension, the URL you choose to analyze is sent to:
- URL: https://www.view-page-source.com
- Purpose: To fetch and analyze the webpage's source code
- What's Sent: Only the URL you explicitly choose to analyze
- What's Received:
- HTML source code with syntax highlighting
- Performance metrics (DNS, TCP, TLS, server response, download times)
- Server information (HTTP version, status code, headers)
- Smart Analysis data (SEO meta tags, Open Graph, structured data, links, resources, security indicators)
- Technology Detection results (CMS, frameworks, analytics, CDNs, etc.)

The View Page Source website has its own privacy policy available at: https://www.view-page-source.com/privacy

No Third-Party Analytics

The Extension itself does NOT:
- Use Google Analytics
- Use any third-party tracking services
- Send data to any third parties
- Display advertisements

Permissions Explanation

The Extension requests the following Firefox permissions:

activeTab

• Purpose: Access the URL of the current tab only when you interact with the extension
• Scope: Limited to the active tab, only when you click/invoke the extension
• Not Used For: Browsing history, tracking, or accessing tab content

contextMenus

• Purpose: Add "View Page Source" option to the right-click menu
• Scope: Creates a menu item in the browser's context menu
• Not Used For: Any data collection or tracking

storage

• Purpose: Save your preferences (syntax highlighting, word wrap settings)
• Scope: Firefox's sync storage for preference persistence
• Not Used For: Storing browsing data or personal information

notifications

• Purpose: Show notifications when viewing unsupported pages
• Scope: Browser notifications for error messages
• Not Used For: Promotional or marketing messages

User Rights and Control

Your Choices

You have complete control over the Extension:

1. Choose What to Analyze: The extension only sends URLs you explicitly choose to view
2. Disable at Any Time: Disable or uninstall the extension from about:addons
3. Clear Settings: Uninstalling the extension removes all stored preferences
4. No Account Required: No registration, login, or account creation needed

Opt-Out

To stop all data processing by the Extension:
1. Go to about:addons
2. Disable or remove "View Page Source"
3. Your preferences will be deleted upon uninstall

Data Security

Extension Security

• Code is open source and auditable
• No external scripts loaded by the extension
• Uses secure HTTPS for all website communication
• Follows Mozilla's security best practices
• Regular security updates

Website Security

The View Page Source website (where URLs are sent):
- Uses HTTPS encryption (TLS 1.3)
- Implements rate limiting to prevent abuse
- Validates and sanitizes all inputs
- Does not store source code permanently (cached for 2 hours)

Children's Privacy

The Extension does not knowingly collect information from children under 13. The Extension is intended for developers, designers, and technical users. No age verification is required as no personal information is collected.

International Users

The Extension is available worldwide. Data sent to the View Page Source website is processed according to the website's privacy policy and applicable laws.

GDPR Compliance (EU Users)

For users in the European Union:
- Legal Basis: Consent (by using the extension) and Legitimate Interest (functionality)
- Data Minimization: Only necessary data (URLs) is processed
- Right to Access: You can view all data sent (it's just URLs you chose)
- Right to Deletion: Uninstall the extension to delete all local data
- Data Portability: Settings can be exported from Firefox sync
- Right to Object: Uninstall or disable the extension at any time

CCPA Compliance (California Users)

For users in California:
- No Sale of Data: We do not sell your personal information
- Categories Collected: URLs of webpages you choose to analyze
- Purpose: Providing source code viewing functionality
- No Discrimination: No price differences based on privacy choices

Changes to This Policy

We may update this Privacy Policy occasionally. Changes will be:
- Posted on this page
- Reflected in the "Last Updated" date
- Announced in extension update notes (for significant changes)

Continued use of the Extension after changes constitutes acceptance of the updated policy.

Third-Party Services

Firefox Add-ons

If you install the Extension from Firefox Add-ons (addons.mozilla.org), Mozilla's privacy policy applies to the installation process: https://www.mozilla.org/privacy/

Firefox Sync

If you enable Firefox sync, Mozilla's privacy policy applies to synced settings: https://www.mozilla.org/privacy/firefox/

Contact Information

For privacy concerns, questions, or requests:
- Website: https://www.view-page-source.com
- Method: Contact form on the website

We will respond to privacy inquiries within 30 days.

Data Retention

• Extension Settings: Stored until you uninstall or clear browser data
• URLs Sent: Not stored by the extension; immediately forwarded to the website
• Website Cache: The website caches results for 2 hours (see website privacy policy)

Transparency

This Extension is designed with privacy-first principles:
- ✅ Minimal permissions
- ✅ No tracking or analytics
- ✅ Open source code
- ✅ No data collection beyond functionality
- ✅ No user accounts or authentication
- ✅ Clear explanation of all permissions

Legal Compliance

This Extension complies with:
- General Data Protection Regulation (GDPR)
- California Consumer Privacy Act (CCPA)
- Firefox Add-ons Policies
- Mozilla Extension Privacy Requirements



Your privacy matters. This Extension is built with minimal data collection and maximum transparency. We only process the URLs you explicitly choose to analyze, and nothing more.

Last Updated: December 29, 2025