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.
Increased stability. A new Link to BLine feature. Several new tools (Text, Star, and Width). Several tools allow creating different layer types. Several new value conversion types. A new and beautiful splash screen. Several other new features and usability improvements.