Features

Features of both specification and zimlib...

ZIM specifications

 * Easy to understand and implement
 * Higly compressed
 * Differential compression (content may not be compressed if not necessary)
 * Metadata

Zimlib

 * Native, coded in C++
 * Extremly fast
 * Minimal footprint
 * Minimal dependencies
 * Portable on most OS (Windows, Linux, OSX, Android)

Other

 * zimwriterdb to write ZIM file from a Postgres database