Synfig is a powerful, industrial-strength,
vector-based 2D animation software package,
designed from the ground-up for producing
feature-film quality animation with fewer people
and resources.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
New features include an SVG import module, a keyframe widget, toggle buttons in the canvas window, the ability to select onion skin past and future individually, the new curve warp layer, and much more. Lots of bugs were fixed.