From Free Software Directory
Jump to: navigation, search
The Nu HTML checker is a tool for validating HTML files. It can be used from the command line, deployed as a web-based service, or integrated into a number of popular build tools.


LicenseVerified byVerified onNotes
License:GPLv2orlater with library exception
Used by a few files borrowed from GNU Jaxp
License:Expatdonaldr310 February 2017

Leaders and contributors

Michael Smith maintainer

Resources and communication

AudienceResource typeURI

Software prerequisites

Required to buildPython
Required to useJava 8 (OpenJDK is fine)

This entry (in part or in whole) was last reviewed on 10 February 2017.


"maintainer" is not in the list (Maintainer, Contributor, Developer, Sponsor, Unknown) of allowed values for the "Role" property.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the page “GNU Free Documentation License”.

The copyright and license notices on this page only apply to the text on this page. Any software or copyright-licenses or other similar notices described in this text has its own copyright notice and license, which can usually be found in the distribution or license text itself.