Cytoscape.js 2.4 has been released. This version brings with it:
Improved performance, both in terms of the API and rendering
New node shapes
Label wrapping (both manual and auto)
Functional style property values (i.e. custom mapper functions)
Centrality calculation APIs
A new, extremely fast force-directed layout called Spread
Support for shadows
Support for autorotated edge labels
Support for general multitasking, used in async layouts for speedup
Promise support in the API
Improved aliases in the API
Layout support in the extension autoscaffolder
spm and Meteor package manager support
And much more…