Web Edit by ValeDev
Inject CSS, Javascript, and HTML into websites.
Extension Metadata
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About this extension
Web Edit allows you to insert CSS, Javascript, and HTML live into websites. Only run trusted code in the editor. Running code you do not understand can be dangerous,
Main functions
- CSS, JS, and HTML editor tabs
- Editor toggles, to enable or disable code
- Individually pin CSS, JS, or HTML to the website, so it loads on page load
- Individual CSS, JS, and HTML selector behavior. Selectors allow you to click on an element on the page, and reference or locate it in the editor.
CSS
- The CSS editor saves any written code to the domain.
- The CSS selector has multiple behaviors
JS
- The JS selector auto-detects onclick events. Will likely add more options in the future.
- JS is saved per page, not per domain.
HTML
- The HTML editor display's the entire page's HTML.
- The HTML selector highlights the element you click on in the editor.
Main functions
- CSS, JS, and HTML editor tabs
- Editor toggles, to enable or disable code
- Individually pin CSS, JS, or HTML to the website, so it loads on page load
- Individual CSS, JS, and HTML selector behavior. Selectors allow you to click on an element on the page, and reference or locate it in the editor.
CSS
- The CSS editor saves any written code to the domain.
- The CSS selector has multiple behaviors
JS
- The JS selector auto-detects onclick events. Will likely add more options in the future.
- JS is saved per page, not per domain.
HTML
- The HTML editor display's the entire page's HTML.
- The HTML selector highlights the element you click on in the editor.
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Permissions and data
Required permissions:
- Access browser tabs
Optional permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Version
- 1.0
- Size
- 115.26 KB
- Last updated
- 22 days ago (Mar 2, 2026)
- Related Categories
- License
- Mozilla Public License 2.0
- Version History
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