DPDK is a set of libraries for fast packet processing. Applications run in user-space and communicate directly with dedicated network interfaces.

libpgf is a library implementing an interface for handling PGF (Progressive Graphic File) format files.

Contextily is a package to retrieve tile maps from the internet. It can add those tiles as basemap to matplotlib figures or write tile maps to disk into geospatial raster files. Bounding boxes can be passed in both WGS84 (EPSG:4326) and Spheric Mercator (EPSG:3857).

Pmw is a framework for building high-level compound widgets in Python using the Tkinter interface to the Tk graphics library. It consists of a set of base classes and a library of flexible and extensible megawidgets built on these base classes.

The POCO C++ Libraries are a collection of open source C++ class libraries that simplify and accelerate the development of network-centric, portable applications in C++. The libraries integrate perfectly with the C++ Standard Library and fill many of the functional gaps left open by it.

Node.js is an event-based server-side JavaScript engine.