account-plugins

accounts-qt

adns

Advanced, easy to use, asynchronous-capable DNS client library and utilities

aqbanking

Generic Online Banking Interface

axtls

azmq

azy

balde

balde-markdown

bctoolbox

belle-sip

biblesync

c-client

UW IMAP c-client library

canlock

ccnet

ccrtp

GNU ccRTP is an implementation of RTP, the real-time transport protocol from the IETF

cdp-tools

chix

civetweb

courier-authlib

Courier authentication library.

courier-unicode

cppzmq

cpr

ctb

cvm

Credential Validation Modules by Bruce Guenter

czmq

daq

dhcpcd-dbus

dleyna-connector-dbus

dleyna-core

dleyna-renderer

dslib

enet

relatively thin, simple and robust network communication layer on top of UDP

eupnp

exchange

farstream

ftplib

geonames

glib-networking

gloox

A portable high-level Jabber/XMPP library for C++

gnet

A simple network library.

gnome-online-accounts

gnutls

A TLS 1.0 and SSL 3.0 implementation for the GNU project

gsignond

gsnmp

gsoap

A cross-platform open source C and C++ SDK to ease the development of SOAP/XML Web services

gssdp

A GObject-based API for handling resource discovery and announcement over SSDP.

gtk-vnc

VNC viewer widget for GTK.

gupnp

an object-oriented framework for creating UPnP devs and control points.

gupnp-av

a small utility library that aims to ease the handling UPnP A/V profiles.

gupnp-igd

This is a library to handle UPnP IGD port mapping for GUPnP.

gupnp-ui

Collection of simple GTK+ widgets on top of GUPnP.

h323plus

haywire

htmlcxx

http-parser

iax

IAX (Inter Asterisk eXchange) Library

ignition-msgs

ignition-transport

iojs

jdns

jreen

jzmq

kdav2

kimap2

kqoauth

ldns

ldns is a library with the aim to simplify DNS programing in C

liba53

libaccounts-glib

libasr

libasyncns

C library for executing name service queries asynchronously.

libbitcoinconsensus

libblkmaker

libbtbb

libcalendaring

libcapi

libcidr

libcrafter

libcurl-debian

libcurve

libdingaling

libdmapsharing

libdom

libecap

API for implementing ICAP content analysis and adaptation

libesmtp

lib that implements the client side of the SMTP protocol

libetpan

A portable, efficient middleware for different kinds of mail access.

libevhtp

libeweather

libeXosip

library that hides the complexity of using the SIP protocol for multimedia session establishement

libflowmanager

libgadu

This library implements the client side of the Gadu-Gadu protocol

libgcal

C/C++ interface to the Google Data API

libgcm

libgfbgraph

libgmail

Python bindings to access Google's gmail service

libgrss

LibGRSS is a library for easy management of RSS/Atom/Pie feeds

libgsasl

The GNU SASL library

libgsignon-glib

libgssglue

exports a gssapi interface which calls other random gssapi libraries

libgssh

libhackrf

libhtp

libhubbub

libiax-freeswitch

libiaxclient

libident

A small library to interface to the Ident protocol server

libinfinity

An implementation of the Infinote protocol written in GObject-based C.

libircclient

libiscsi

libisdn

libisds

libkolab

libkolabxml

libktorrent

libkvkontakte

liblockfile

Implements functions designed to lock the standard mailboxes

libmbim

libmediawiki

libmicrohttpd

GNU libmicrohttpd is a small C library that is supposed to make it easy to run an HTTP server as part of another application.

libmirisdr

libmnl

libmrss

A C-library for parsing and writing RSS 0.91/0.92/1.0/2.0 files or streams

libnatpmp

libndp

libndpi

libnemesi

libnet

library to provide an API for commonly used low-level network functions (mainly packet injection)

libnetfilter_acct

libnetfilter_conntrack

programming interface (API) to the in-kernel connection tracking state table

libnetfilter_cthelper

libnetfilter_cttimeout

libnetfilter_log

interface to packets that have been logged by the kernel packet filter

libnetfilter_queue

API to packets that have been queued by the kernel packet filter

libnfnetlink

the low-level library for netfilter related kernel/userspace communication

libnfsidmap

NFSv4 ID <-> name mapping library

libnftnl

libnice

An implementation of the Interactice Connectivity Establishment standard (ICE)

libnids

emulates the IP stack of Linux 2.0.x and offers IP defragmentation, TCP stream assembly and TCP port scan detection.

libnipper

A router configuration security analysis library

libntlm

Microsoft's NTLM authentication (libntlm) library

libnxml

A C-library for parsing and writing XML 1.0/1.1 files or streams

liboauth

liboping

libosip

a simple way to support the Session Initiation Protocol

libosmo-abis

libosmo-dsp

libosmo-netif

libosmocore

libosmosdr

libotr

(OTR) Messaging allows you to have private conversations over instant messaging

libpcap

A system-independent library for user-level network packet capture

libpcapnav

A libpcap wrapper library that allows navigation to arbitrary packets in a tcpdump trace file between reads, using timestamps or percentage offsets.

libphonenumber

libpri

Primary Rate ISDN (PRI) library

libprotoident

libproxy

Library for automatic proxy configuration management

libpsl

libpsyc

libqmi

libqtelegram-ae

libqtelegram-aseman-edition

libretroshare

libringclient

librouteros

librpcsecgss

implementation of rpcsec_gss (RFC 2203) for secure rpc communication

librsync

Flexible remote checksum-based differencing

libs3

libsearpc

libsignon-glib

libsmi

A Library to Access SMI MIB Information

libsng-isdn

libsng-ss7

libsoup

An HTTP library implementation in C

libsoup-gnome

GNOME plugin for libsoup

libSquirrelFish

libsrsirc

libsrtp

an open-source implementation of the Secure Real-time Transport Protocol (SRTP)

libssh

Access a working SSH implementation by means of a library

libssh2

Library implementing the SSH2 protocol.

libswitch

libteletone

libtelnet

libtins

libtirpc

Transport Independent RPC library (SunRPC replacement)

libtmdbqt

libtorrent

LibTorrent is a BitTorrent library written in C++ for *nix.

libtorrent-rasterbar

libtrace

libturpial

libupnp

An Portable Open Source UPnP Development Kit

libupnp-castbridge

libvidcap

libvncserver

library for creating vnc servers

libvuurmuur

libwebsockets

libwhisker

Perl module geared to HTTP testing

libyahoo2

interface to the new Yahoo! Messenger protocol

libzapojit

liquid-dsp

llmozlib2

loudmouth

Lightweight C Jabber library

mbedtls

meanwhile

Meanwhile (Sametime protocol) library

miniupnpc

nacl

nativebiginteger

NativeBigInteger libs for Freenet taken from i2p

NativeThread

NativeThread for priorities on linux for freenet

nDPI

neon

net6

Network access framework for IPv4/IPv6 written in C++

netembryo

a network abstraction library

netwib

Library of Ethernet, IP, UDP, TCP, ICMP, ARP and RARP protocols

nfqueue-bindings

nghttp2

nodejs

nodejs-bin

ntirpc

ntrack

obby

Library for collaborative text editing

onion

opal

C++ class library normalising numerous telephony protocols

opendht

openmq-cclient

C-Client Library for Open Source Java Message Service (JMS)

openpgm

openslp

An open-source implementation of Service Location Protocol

opentxs-proto

ortp

Open Real-time Transport Protocol (RTP, RFC3550) stack

osptoolkit

Open Settlement Protocol development kit

oxide-qt

pacparser

phodav

pjproject

pjsip

A SIP stack supporting many SIP extensions/features.

polarssl

Cryptographic library for embedded systems

ptlib

qmf

qtsoap

quasselc

qxmpp

rabbitmq-c

rb_libtorrent

C++ BitTorrent implementation focusing on efficiency and scalability

rest

restbed

ripe-atlas-sagan

roadrunner

RoadRunner library provides API for using Blocks Extensible Exchange Protocol

rpc2

Remote procedure call package for IP/UDP (used by Coda)

s2n

serf

HTTP client library

shairplay

signon-oauth2

signon-ui

signond

socket_wrapper

sofia-sip

RFC3261 compliant SIP User-Agent library

stem

stfu

telegram-qt

TelegramQML

telepathy-accounts-signon

telepathy-farstream

telepathy-glib

GLib bindings for the Telepathy D-Bus protocol.

telepathy-indicator

telepathy-logger-qt

telepathy-qt

tox

txtorcon

ubuntu-download-manager

ubuntu-geoip

ubuntuone-credentials

udns

Async-capable DNS stub resolver library

uhttpmock

ustream-ssl

uWebSockets

vanessa-mcast

Multicast Helper Library

vanessa-socket

Simplifies TCP/IP socket operations.

vuurmuur

wandio

webkit-efl

webkit-gtk

Open source web browser engine

webkitfltk

willuhn-hbci4java

wslay

wvstreams

A network programming library in C++

xrootd

xulrunner

zeromq

zmqpp

zoidcom

account-plugins

libgsasl

libvncserver

accounts-qt

libgsignon-glib

libvuurmuur

adns

libgssglue

libwebsockets

aqbanking

libgssh

libwhisker

axtls

libhackrf

libyahoo2

azmq

libhtp

libzapojit

azy

libhubbub

liquid-dsp

balde

libiax-freeswitch

llmozlib2

balde-markdown

libiaxclient

loudmouth

bctoolbox

libident

mbedtls

belle-sip

libinfinity

meanwhile

biblesync

libircclient

miniupnpc

c-client

libiscsi

nacl

canlock

libisdn

nativebiginteger

ccnet

libisds

NativeThread

ccrtp

libkolab

nDPI

cdp-tools

libkolabxml

neon

chix

libktorrent

net6

civetweb

libkvkontakte

netembryo

courier-authlib

liblockfile

netwib

courier-unicode

libmbim

nfqueue-bindings

cppzmq

libmediawiki

nghttp2

cpr

libmicrohttpd

nodejs

ctb

libmirisdr

nodejs-bin

cvm

libmnl

ntirpc

czmq

libmrss

ntrack

daq

libnatpmp

obby

dhcpcd-dbus

libndp

onion

dleyna-connector-dbus

libndpi

opal

dleyna-core

libnemesi

opendht

dleyna-renderer

libnet

openmq-cclient

dslib

libnetfilter_acct

openpgm

enet

libnetfilter_conntrack

openslp

eupnp

libnetfilter_cthelper

opentxs-proto

exchange

libnetfilter_cttimeout

ortp

farstream

libnetfilter_log

osptoolkit

ftplib

libnetfilter_queue

oxide-qt

geonames

libnfnetlink

pacparser

glib-networking

libnfsidmap

phodav

gloox

libnftnl

pjproject

gnet

libnice

pjsip

gnome-online-accounts

libnids

polarssl

gnutls

libnipper

ptlib

gsignond

libntlm

qmf

gsnmp

libnxml

qtsoap

gsoap

liboauth

quasselc

gssdp

liboping

qxmpp

gtk-vnc

libosip

rabbitmq-c

gupnp

libosmo-abis

rb_libtorrent

gupnp-av

libosmo-dsp

rest

gupnp-igd

libosmo-netif

restbed

gupnp-ui

libosmocore

ripe-atlas-sagan

h323plus

libosmosdr

roadrunner

haywire

libotr

rpc2

htmlcxx

libpcap

s2n

http-parser

libpcapnav

serf

iax

libphonenumber

shairplay

ignition-msgs

libpri

signon-oauth2

ignition-transport

libprotoident

signon-ui

iojs

libproxy

signond

jdns

libpsl

socket_wrapper

jreen

libpsyc

sofia-sip

jzmq

libqmi

stem

kdav2

libqtelegram-ae

stfu

kimap2

libqtelegram-aseman-edition

telegram-qt

kqoauth

libretroshare

TelegramQML

ldns

libringclient

telepathy-accounts-signon

liba53

librouteros

telepathy-farstream

libaccounts-glib

librpcsecgss

telepathy-glib

libasr

librsync

telepathy-indicator

libasyncns

libs3

telepathy-logger-qt

libbitcoinconsensus

libsearpc

telepathy-qt

libblkmaker

libsignon-glib

tox

libbtbb

libsmi

txtorcon

libcalendaring

libsng-isdn

ubuntu-download-manager

libcapi

libsng-ss7

ubuntu-geoip

libcidr

libsoup

ubuntuone-credentials

libcrafter

libsoup-gnome

udns

libcurl-debian

libSquirrelFish

uhttpmock

libcurve

libsrsirc

ustream-ssl

libdingaling

libsrtp

uWebSockets

libdmapsharing

libssh

vanessa-mcast

libdom

libssh2

vanessa-socket

libecap

libswitch

vuurmuur

libesmtp

libteletone

wandio

libetpan

libtelnet

webkit-efl

libevhtp

libtins

webkit-gtk

libeweather

libtirpc

webkitfltk

libeXosip

libtmdbqt

willuhn-hbci4java

libflowmanager

libtorrent

wslay

libgadu

libtorrent-rasterbar

wvstreams

libgcal

libtrace

xrootd

libgcm

libturpial

xulrunner

libgfbgraph

libupnp

zeromq

libgmail

libupnp-castbridge

zmqpp

libgrss

libvidcap

zoidcom