FFmpeg is the leading multimedia framework, able to decode, encode, transcode, mux, demux, stream, filter and play pretty much anything that humans and machines have created. It supports the most obscure ancient formats up to the cutting edge.

Guile-SSH is a library that provides access to the SSH protocol for programs written in GNU Guile interpreter. It is built upon the libssh library.

This package provides a client for the airtouch 5.

This is an opinionated pytest plugin to make output slightly easier to read and errors easy to find and fix.

This library is a collection of various utility classes to ease working with XML in Maven.

PostgreSQL uses a cost-based optimizer that uses data statistics, not static rules. The planner (optimizer) estimates costs of each possible execution plans for a SQL statement, then executes the plan with the lowest cost. The planner does its best to select the best execution plan, but it is far from perfect, since it may not count some data properties, like correlation between columns.