For Developers
Get the latest release and handy resources like sprite sheets and stylus variables. For past releases, visit Release History.
For Designers
Use "sticker sheets" to create Comet-based designs and speed up the design process with reuable styles, components, and page templates.
DE only. Sign into Source before downloading.
For Prototyping
Use Comet to prototype and share ideas. Visit the Comet for Prototypes repo to start Prototyping.