QGIS is a Geographic Information System (GIS) which manages, analyzes and display databases of geographic information.

pgmemcache is an extension for PostgreSQL that provides an API to memcached through user-defined functions.

It is a super set of Promises/A+ designed to have readable, performant code and to provide just the extensions that are absolutely necessary for using promises in Python. Its fully compatible with the Promises/A+ spec.

This module implements an interface to getpriority() and setpriority() for PostgreSQL backends, callable from SQL functions. Essentially, this module allows users to `renice' their backends.

wal2json is an output plugin for PostgreSQL's logical decoding. The plugin has access to tuples produced by INSERT and UPDATE. Also, UPDATE/DELETE old row versions can be accessed depending on the configured replica identity. Changes can be consumed using the streaming protocol (logical replication slots) or by a special SQL API.

Sioyek is a PDF viewer with a focus on textbooks and research papers. It is a power user's PDF viewer, featuring smart open, table of contents generation, and jumping to references and figures, even if not linked.