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CSS HTML Validator

CSS HTML Validator 2020 20.0002

  -  27.99 MB  -  Trial

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of CSS HTML Validator 2020 20.0002.


For those interested in downloading the most recent release of CSS HTML Validator or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

  • CSS HTML Validator 2020 20.0002 Screenshots

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    CSS HTML Validator 2020 20.0002 Screenshot 1
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  • CSS HTML Validator 2020 20.0002 Screenshot 3
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What's new in this version:

- The standard edition has been renamed to the home edition. The license itself has not changed and can still be used for business.
- Editor: Improved Unicode support
- Editor: Links in the Message Window are now clickable
- Editor: New Shift+Ctrl+M keyboard shortcut to clear text highlights
- Editor: Some syntax highlighting bug fixes
- Editor: Updates to the text inserters (especially the CSS Inserter)
- Validator: Added support for ontouch* and onpointer* attributes
- Validator: Added support for scroll-margin-* and scroll-padding-* properties
- Validator: Significantly improved validation messages for rgb(), rgba(), hsl(), and hsla(), and the CSS4 syntax is now supported
- Validator: Significantly improved and updated support for AMP HTML documents
- Validator: Improved table structure checking
- Validator: New feature policy syntax checking (allow attribute for iframe and Feature-Policy HTTP header)
- Validator: Added some additional security related messages including (but not limited to) checking for unsafe form control names
- Validator: New TNPL event functions: onUnknownAttribute_SB(), onUnknownElement_amp()
- Validator: Updated/improved TNPL function: requireMutuallyExclusiveAttributes()
- New TNPL functions: htmlspecialchars(), toFloat()
- Improved support for high DPI displays
- Updated installer for a more modern look and other improvements
- Updated Node.js to 10.18.0.0, JSHint to 2.10.3, and JSLint to 2019-12-11
- Fixed exception on exit in 2019/v19 (this exception was often invisible)
- Other miscellaneous updates and improvements throughout