Downloads for Registered Users

If you haven't bought a license, then please download the trial version.

Download CSE HTML Validator (Registered Users)

Download CSE HTML Validator for Registered Users
TIP: Don't forget about Help->Check for New Program Version in CSE HTML Validator's Editor.

Installation Notes
  • PLEASE DO NOT DISTRIBUTE A REGISTERABLE VERSION. YOU MAY ONLY DISTRIBUTE THE TRIAL VERSION.
  • If you have no version of CSE HTML Validator installed, then just run the setup program.
  • For minor updates install the update over your current installation without first uninstalling your current installation. Examples of minor updates: v15.01 to v15.02, v16.00 to v16.02, etc.
  • For major upgrades it is recommended (but not required) that you uninstall the older version before installing a newer version. Examples of major upgrades: v14.0 to v15.0, v15.0 to v16.0, etc.
  • See what's new in the latest version.

Download Problems?

Please contact us if you have any problems while trying to download CSE HTML Validator.

You will need your registration information to download CSE HTML Validator. You can have your registration information emailed to you. You may also need to request your registration information to obtain the correct key for the version that you are downloading, if you don't have the key already.

Available Versions for Download

Current Versions (Recommended)
Versions Available Date Size
CSE HTML Validator Enterprise v16.03 April 8, 2016 ~14.3 MB
CSE HTML Validator Pro v16.03 April 8, 2016 ~14.3 MB
CSE HTML Validator Standard v16.03 April 8, 2016 ~14.0 MB
Older Versions (An Upgrade is Recommended)
Versions Available Date Size
CSE HTML Validator Enterprise v15.05 October 5, 2015 ~19.1 MB
CSE HTML Validator Pro v15.05 October 5, 2015 ~19.1 MB
CSE HTML Validator Standard v15.05 October 5, 2015 ~18.8 MB
CSE HTML Validator Enterprise v14.05 August 25, 2014 ~13.5 MB
CSE HTML Validator Pro v14.05 August 25, 2014 ~13.0 MB
CSE HTML Validator Standard v14.05 August 25, 2014 ~13.0 MB
CSE HTML Validator Enterprise v12.03 August 22, 2013 ~12.1 MB
CSE HTML Validator Pro v12.03 August 22, 2013 ~12.1 MB
CSE HTML Validator Standard v12.03 August 22, 2013 ~11.7 MB

Due to HTML and CSS constantly changing, versions prior to those listed above are considered obsolete and are no longer supported. Please upgrade if you're using an obsolete version. To stay up-to-date, we recommend always using the latest version.