VCDIFF

VCDIFF is a differential compression algorithm and data format.

It is related to SDCH (Shared Dictionary Compression for HTTP).

Identification
Files begin with signature bytes. The next byte is a version number that might always be.

Specifications

 * RFC 3284: The VCDIFF Generic Differencing and Compression Data Format

Software

 * open-vcdiff
 * xdelta

Links

 * VCDIFF