Ajax Animator is a project to create a fully standards-based, online, collaborative, web-based animation suite.
Its a great Flash IDE alternative and a cross-platform/cross-format animation tool which can be used to create Animated GIFs, SWF (Flash), SVG Animations, and more.
Ajax Animator 0.2+ Features

• Context menu on timeline
• Vector Graphic Editor (RichDraw/OnlyPaths)
• Multi-Layer Support
• Saving/Opening JSON-Based file format
• Animation Browser
• Preview
• Color Picker
• FAQ
• Manual
• Timeline-Tooltips
• ExtJS 2.1 UI
• Interactive Tutorials
• About Ajax Animator
• Tip Of The Day
• History
• Shared Clip-Art Library
• Full Undo
• Properties Panel

Web Site
Demo
Download