InkML is an XML

XML

Extensible Markup Language is a set of rules for encoding documents in machine-readable form. It is defined in the XML 1.0 Specification produced by the W3C, and several other related specifications, all gratis open standards....

-based markup language

Markup language

A markup language is a modern system for annotating a text in a way that is syntactically distinguishable from that text. The idea and terminology evolved from the "marking up" of manuscripts, i.e. the revision instructions by editors, traditionally written with a blue pencil on authors' manuscripts...

 to describe "ink" data input with an electronic pen or stylus

Stylus (computing)

In computing, a stylus is a small pen-shaped instrument that is used to input commands to a computer screen, mobile device or graphics tablet...

. The recommended specification was published by the World Wide Web Consortium

World Wide Web Consortium

The World Wide Web Consortium is the main international standards organization for the World Wide Web .Founded and headed by Tim Berners-Lee, the consortium is made up of member organizations which maintain full-time staff for the purpose of working together in the development of standards for the...

 (W3C) in September of 2011.

It is part of the W3C Multimodal Interaction Activity

W3C MMI

The Multimodal Interaction Activity is an initiative from W3C aiming to provide means to support Multimodal interaction scenarios on the Web.This activity was launched in 2002...

 initiative.

Software

InkML Toolkit (InkMLTk) is targeted at providing a suite of tools for working with InkML documents.
The toolkit includes the following libraries and tools,

• InkML processor libraries implementing the W3C InkML specification
• Converters library and tools (to and from other ink and image formats)
• InkML viewers as browser plug-ins, and
• InkML applications such as a graphical editor.

This project is released on SourceForge

SourceForge

SourceForge Enterprise Edition is a collaborative revision control and software development management system. It provides a front-end to a range of software development lifecycle services and integrates with a number of free software / open source software applications .While originally itself...

 as an open source contribution from HP Labs

HP Labs

HP Labs is the exploratory and advanced research group for Hewlett-Packard. The lab has some 600 researchersin seven locations throughout the world....

, India.

External links

• W3C InkML Home
• InkML Specification
• InkML Toolkit - open source contribution from HP Labs, India