Allows reading specific parts of a large compressed file without decompressing the entire archive.

Detailed instructions on how to use the ? Examples of how to use SOZip with QGIS ?

Using a file from a SOZip archive typically has only about ~10% overhead compared to accessing the same file uncompressed. Technical Specifications Compression: Must use Deflate method (

Here is a complete overview of the SOZip specification, features, and implementations based on the project documentation:

Based on the available information, is a specialized profile for the standard ZIP file format designed for high-performance random access within large, compressed files.

SOZip files are standard ZIP files. Non-SOZip-aware software can still open them, but will not benefit from the enhanced seeking speed.

A sozipfile module exists as a drop-in replacement for the standard zipfile module.