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- Divs for nodes and svg for lines
- yahoo pipes
- threehodes.js
- Layout algorithms?
- http://jqueryui.com/draggable/
- http://threedubmedia.com/code/event/drag/
- https://bitbucket.org/galaxy/galaxy-dist/src/8cbb23ed305e6803da733eb7be74bab779ee9ea4/static/scripts/galaxy.workflow_editor.canvas.js?at=default
Mockups
Main layout:
Alternate layout:
Tools on canvas:
Existing Systems
Taverna
Wings/Pegasus
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