About the project

This project hosts the code of the open-source W3C mobileOK Checker Java library, developed and maintained by the Checker Task Force of the Mobile Web Best Practices Working Group within the W3C Mobile Web Initiative. The W3C mobileOK Checker Java library is a reference implementation of W3C mobileOK Basic Tests 1.0.

Please refer to the W3C Software Notice and License for licensing purpose.

Please send comments and report bugs about the mobileOK Checker to the public-mobileok-checker@w3.org public mailing-list (with public archives).

The Web user interface used on top of the library for the on-line mobileOK checker is maintained in a separate repository.

Status of the W3C mobileOK Checker Java library

The W3C mobileOK Basic Tests 1.0 is stable. The library is in version 1.1 and implements all the tests defined in the specification. Minor releases of the library are expected to fix bugs. No major releases of the library are anticipated at this point.

Bugs and new features are tracked on W3C Bug/Issue Tracking service. See for instance the list of opened bugs.


The mobileOK Checker library Javadoc document details the architecture and the internals of the library.

NB: User/Developer guides at the root folder are currently out of date.

Quick change log

2009-06-29: version 1.1 released.
2008-12-05: version 1.0 released.
2008-07-31: Beta version released.
2007-10-17: Alpha version released.