For developers, who are building real-time data-driven applications, Redis is the preferred, fastest, and most feature-rich cache, data structure server, and document and vector query engine.

A command line tool and library for transferring data with URL syntax, supporting DICT, FILE, FTP, FTPS, GOPHER, GOPHERS, HTTP, HTTPS, IMAP, IMAPS, LDAP, LDAPS, MQTT, MQTTS, POP3, POP3S, RTMP, RTMP…

memcached development tree

Event notification library

A cross-platform, linkable library implementation of Git that you can use in your application.

http request/response parser for c

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Fast, horizontally scalable, multiprocess pub/sub queuing server and proxy for HTTP, long-polling, Websockets and EventSource (SSE), powered by Nginx.

A fast and lightweight 2D game physics library.

Meinheld is a high performance asynchronous WSGI Web Server (based on picoev)

IconVG is a compact, binary format for simple vector graphics: icons, logos, glyphs and emoji.

A C math library targeted at games

A Python wrapper around the libmemcached interface from TangentOrg.

The Levenshtein Python C extension module contains functions for fast computation of Levenshtein distance and string similarity

A nice place for simple libev examples. Please contribute.

Track PyCrypto for early adoption purposes. Real reason: I am tired of deprecation warnings under Py2.6.