Site Announcement: Taverna 2.0 is released

Title

Taverna 2.0 is released

Created: Wednesday 17 December 2008 @ 17:37:43 (GMT)

 

Hello everyone,

Taverna 2.0 the first release of Taverna 2 - the new improved version
of Taverna - is available for download.

Taverna 2 workflows have new capabilities but you can still run existing Taverna 1 workflows in Taverna 2.

Issue Reporting
===============

If you notice any problems with Taverna 2.0 that are not included
in the issues then please report them on the taverna-users mailing
list.

Increased Functionality
=======================

Taverna 2.0 has greatly improved functionality over Taverna 1. It includes:

    * An improved user interface
    * A configurable flexible activity (service) palette
    * A new graphical workflow editor including
          o Drag and drop of activities into the workflow
          o Graphical creation/deletion of input and output ports
          o Graphical creation/deletion of links
          o Activity selection by clicking
          o Expansion of ports on individual activities
          o Expansion of individual nested workflows
          o Zooming
          o Unlimited undo and redo of edits
    * A greatly improved enactor offering
          o Pipelining of data from iterative calls of an activity so
            that subsequent activities are started as soon as possible
          o Streaming of data from individual calls of activities so
            subsequent activities can start
          o Production of output results as soon as possible
          o Support for WSRF services
          o Error reporting to allow traceback and debugging of problems
          o Error resilience so that one faulty piece of data does not
            stop a workflow run
    * A contextual view to show and edit information about an activity
    * A graphical interface for user preferences
    * Improved monitoring of workflow enactment
          o Monitoring of iterations of activities
          o Progress viewing within nested workflows
    * Support for URLs in local workers
    * Customization of local workers as workflow-specific beanshells
    * Saving/closing of all workflows
    * Opening of multiple workflows in one go
    * Cyclic dependency detection within workflows
    * Expansion into nested workflows using the Workflow Explorer
    * Online help
    * Explicit support for while loops and conditional processing

Installation
============

For details on how to install and run Taverna 2.0 please see the
download documentation

License
=======

Taverna 2.0 is licensed under the the Lesser General Public License
(LGPL) Version 2.1.

Issues and Future Roadmap
=========================

There are some known issues with Taverna 2.0. A roadmap
describes our plans to solve them and, also, to increase Taverna 2's functionality.

Alan
 

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Non-Information Resource URI: http://alpha.myexperiment.org/announcements/24


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