Network Services

Misc. Network Servers

NTP
("Network Time Protocol" server. License: BSD-style)
(source)
(ml)
(deb)
OpenNTPd
("Network Time Protocol" server. License: BSD-style)
(source)
(public NTP server list)
HTPd
(Hypertext Time Protocol server)
OpenSLP
("Service Location Protocol" server.
SLP allows networking
applications to discover the existence, location, and configuration
of networked services. License: BSD-style.)
(cvs)
(ml)
(deb)
E164.org
(Directory service of ENUM
telephone numbers that can be reached over the Internet.)
Rivendell
(Qt/MySQL based radio broadcast automation system, with support
for ALSA and AudioScience HPI)
Wsh
(Web shell. Perl/CGI based remote shell system, with support for HTTPS.)
CIA (Python/Twisted based system
for tracking open source projects in real-time)
(svn)
PyGopherD
(Python based Gopher
daemon)
(deb)
BananaPOS (GTK+ and MySQL based
point-of-sale client/server system, together with a web based
administration interface)
IPoCAN (GNU/Linux
specific IP over CAN networking system)
(cvs)
Uptimed
(Daemon keeping track of the highest uptimes a computer system ever had)
(deb)
Cwdaemon
(UDP based Morse code transmitter which uses the parallel port and
a custom made transistor switch)

Routing & Whois Servers

Zebra
(IPv4/IPv6 routing server for BGPv4, RIPv1/2 and OSPFv2)
(ml)
(deb)
Quagga
(IPv4/IPv6 routing server for BGPv4, RIPv1/2 and OSPFv2.
Quagga is a fork of Zebra .)
(cvs)
(ml)
(deb)
OpenBGPD
(BGPv4 routing server. License: BSD-style)
(cvs)
SRRD
("Service Routing Redundancy Daemon")
(ml)
SRRD
("Service Routing Redundancy Daemon")
(ml)
Unik OLSR
("Optimized Link State Routing Protocol"
routing daemon implementation)
(ml)
BIRD (IPv4/IPv6 routing server
for BGPv4, RIPv1/2 and OSPFv2)
(deb)
IRRd
("Internet Routing Registry database" server with support for the
RPSL
routing registry syntax. License: BSD-style)
(ml)
RIPE Whois
server (License: BSD-style)

Routing & Whois Clients

Whois
(Whois client by Marco d'Itri. It is less complex than the RIPE client,
and is part of Debian, SuSe, Mandrake, and other GNU/Linux distributions.)
gwhois (gwhois can also
be used as a whois server by using something like 'inetd')
RIPE Whois
(License: BSD-style)
RIPE
(Whois web interface for Europe)
ARIN (Whois web interface for the USA)
APNIC (Whois web interface for Asia)

Wireless Network Servers

Pebble (Debian GNU/Linux
variant for 'embedded' 802.11b
wireless devices. Pebble is designed to fit on a 128 MB flash card.)
(ml)
LEAF ("Linux Embedded Appliance
Firewall". GNU/Linux variant for embedded network appliances. LEAF has support for
802.11b wireless networking.)
(cvs)
(ml)
NoCatAuth
(Perl based authentication server for an open wireless access point)
(ml)
NoCatSplash (C
based authentication server for an open wireless access point)
(ml)
NodeDB (Portal which registers
publicly accessible 802.11b wireless networking nodes around the world)
LWS LAN Project
("Linux Wireless Sensor LAN Project". Linux drivers and utility set
for creating a
802.15.4
based low-rate wireless personal area network)
(cvs)
(ml)
OpenGGSN
("Open Gateway GPRS Support Node".
OpenGGSN consists of a GTP library, a SGSN emulator, and a GGSN application)
(cvs)
(ml)
(deb)
DHARMA
("Distributed Home Agent for Robust Mobile Access".
Python/Twisted based mobile network connectivity service.)
(ml)

Wireless Network Clients

Open1x
(802.1x network client supporting EAP/TLS authentication)
(cvs)
(ml)
wlandetect
(Perl based 802.1x network discovery tool)
waproamd
(802.1x network discovery tool)
WifiScanner
(802.1x network discovery tool)
(cvs)
(ml)
WiFi Radar
(Python/GTK+ based 802.1x network discovery tool)
AirFart
(GTK+ based 802.1x network client for detecting wireless devices,
calculate their signal strengths, and report them to the user)
(cvs)
aeswepd
(802.1x network tool for changing WEP keys of WLAN devices in constant
intervals, to strengthens the security of the weak hardware based,
standards compliant WEP technology.)
ap-utils
(SNMP tools for configuring and monitoring wireless access points)
(ml)
(deb)
KWiFiManager
(KDE based wireless network-card management tool)
(cvs)
(ml)
Kifi
(KDE based wireless network-card management tool)
(forum)
KWirelessMonitor
(KDE based wireless network-card management tool)
KNemo
(KDE based wireless network-card management tool)
KWlanInfo
(KDE based wireless network-card management tool)

SNMP Servers

Net-SNMP
(Client and server software for SNMP
based network device management. License: BSD-style)
(cvs)
(ml)
(deb)

SNMP Clients

Net-SNMP
(Client and server software for SNMP
based network device management. License: BSD-style)
(cvs)
(ml)
(deb)
Braa (SNMP query tool)
SNMPTT ("SNMP Trap
Translator". Perl/Net-SNMP based
SNMP trap tool, which can send output to: standard output, a text log file,
syslog or a RDBMS. SNMRTT can also execute a user-defined program when a trap is
received.)
(cvs)
(ml)
Pancho
(Perl based tool for changing and archiving device
configurations using SNMP and TFTP)
(ml)
LooperNG
(Perl based SNMP monitoring tool)
(cvs)
(ml)
SNMPMonitor
(Qt/Net-SNMP based SNMP monitoring tool)
Mbrowse
(GTK+/Net-SNMP based SNMP MIB browser tool)
(ml)
(deb)
ap-utils
(SNMP tools for configuring and monitoring wireless access points)
(ml)
(deb)

DNS Servers

NSD (Authoritive-only DNS server)
(ml)
(deb)
BIND (Authoritive and
recursive/caching DNS server. License: BSD-style)
(ml)
(deb)
(wp)
ldapdns (Authoritive-only
DNS server which retrieves DNS data directly from a LDAP directory)
(ml)
(cvs)
(deb)
pdns
(Recursive/caching-only DNS server)
(maintenance page)
(deb)
Dnsmasq
(Forwarding/caching-only DNS server)
(deb)
MyDNS (Authoritive-only
DNS server which retrieves DNS data from a MySQL database)
(ml)
(deb)
PowerDNS
(Authoritive-only DNS server which can retrieve DNS data from various
RDBMS or Bind zone files)
(ml)
(poweradmin PHP based management
tool for PowerDNS)
Posadis (Authoritive and proxying DNS server)
(cvs)
(ml)
(forum)
MaraDNS (Authoritive and
recursive/caching DNS server. License: BSD-style)
(source code)
(ml)
(deb)
Oak (Python based
authoritive and recursive DNS server)

DNS Clients

hostupd
(Perl based dynamic DNS
client)
FireDNS
(A non-blocking DNS stub resolver library)
(deb)
adns
(A non-blocking DNS stub resolver library and a collection off
DNS resolving utilities)
(deb)
RULI ("Resolver User Layer
Interface". A non-blocking DNS stub resolver library for resolving DNS SRV
resource records.)
(ml)
(deb)

DHCP Servers

uDHCP (Lightweight DHCP
server and client)
(cvs)
(ml)
(deb)
ISC DHCP
(DHCP server, client and relay reference-implementation.
License: BSD-style)
(ml)
(deb)
DHCPv6
(IPv6 based DHCP server and client implementation. License: BSD-style)
(cvs)
(ml)
dhcp-forwarder
(Forwards DHCP messages between subnets with different sublayer broadcast domains)

DHCP Clients

uDHCP (Lightweight DHCP server and client)
(cvs)
(ml)
(deb)
DHCPd
(DHCP client)
Pump (DHCP
client)
(deb)
ISC DHCP
(DHCP server, client and relay reference-implementation.
License: BSD-style)
(deb)
DHCPv6 (IPv6 based
DHCP server and client implmentation. License: BSD-style)
(cvs)
(ml)

LDAP Servers

OpenLDAP (Complete LDAP toolkit.
License: BSD-style)
(cvs)
(ml)
(deb)
(M$ w32 port)
(UltraPossum
OpenLDAP monitoring and configuration framework)
TinyLDAP (Lightweight LDAP
server and client. Inactive project.)

LDAP Clients

GQ (GTK+ based LDAP administration tool)
(cvs)
(ml)
(deb)
phpLDAPadmin
(PHP based LDAP administration tool)
(cvs)
(ml)
(deb)
LDAP Explorer
(PHP based LDAP administration tool)
(cvs)
LDAPExplorerTool
(wxWindows based LDAP administration tool. License: BSD-style)
(cvs)
(ml)
(deb)
ldapvi
(Tool for editing LDAP entries with a text editor using an LDIF-like format)
(deb)
led (Perl
based, general-purpose, LDAP editor which allows editing of LDIF
data using any text editor. License: BSD-style)
VLAD
(Ncurses based LDAP directory tree visualization tool)
(deb)
Web2LDAP (Python/Web based LDAP
administration tool. Runs as a FastCGI script or as a standalone web server)
LDAPweb
(PHP based LDAP administration tool)
(cvs)
Luma
(Python/Qt based LDAP administration tool)
(cvs)
(ml)
LDAP Migration Tools (Perl
scripts for migrating user accounts, group accounts, email aliases, and other system
information to LDAP)
(cvs)
(ml)
(deb)
DirAdmin
(GNOME based LDAP administration tool)
KDirAdmin
(KDE based LDAP administration tool)
LDAPsh
(Perl based LDAP administration shell environment)
(cvs)
(ml)
LMS
("LDAP Management System". PHP based framework for doing LDAP
directory based network administration.)
LDAPview
(Perl/CGI based framework for doing LDAP directory based network
administration. Alpha status.)
LABE
(PHP based web application to manage an addressbook)
adtool
(Set of Un*x console tools for managing user accounts stored
in M$ "Active Directory")
LDAPfs
(LDAPfs allows LDAP entries to be read and written using the familiar
filesystem interface. LDAPfs requires the
AVFS/FUSE or
Coda filesystem.)
(cvs)

GPS Clients

GPS Tools (from the Science
section)

Communication Servers

- SMTP Servers

PostFix (SMTP server with a focus on security.
License: IBM
Public License)
(ml)
(deb)
Courier
(Integrated mail platform, including a SMTP,
IMAP, POP3 and webmail
server.)
(cvs)
(ml)
(deb)
Exim (Simple SMTP server)
(ml)
(deb)
ZMailer (SMTP server aimed
at large sites)
(cvs)
(ml)
(deb)
MasqMail (SMTP server for hosts
that do not have a permanent internet connection or have changing ISP connections)
(ml)
(deb)
qpsmtpd (Perl based
SMTP server)
(cvs)
(ml)
msmtp (SMTP message
submission agent for
MUA's,
is an alternative for the '/usr/sbin/sendmail' command.)

- IMAP/POP3 Servers

DBMail
(POP3/IMAP server which stores mail messages in a RDBMS.)
(cvs)
(cvs)
Cyrus (IMAP server. License: BSD-style)
(ml)
(deb)
Courier
(Integrated mail platform, including a SMTP,
IMAP, POP3 and webmail
server.)
(cvs)
(ml)
(deb)
UW-IMAP (University of Washington
IMAP server)
(ml)
(deb)
Dovecot (IMAP server
with a focus on security)
(ml)
(deb)
Binc IMAP (IMAP server)
(deb)
Solid-POP3 (POP3 server)
(deb)
tpop3d (POP3 server)
(ml)
zpop3d (POP3 server)
Qpopper (POP3
server. License: BSD-style)
PowerMail (SMTP
and POP3 server system which uses a RDBMS for all information about
mailboxes and email forwards)
(ml)
Perdition (IMAP/POP3 proxy server)
(cvs)
(ml)
(deb)
IMAP Proxy (IMAP proxy server)

- NNTP Servers

Noffle (NNTP server)
(cvs)
(ml)
(deb)
NewsCache
(NNTP server. Inactive project.)

- IRC/IM Servers

Jabber (Modular XML-based
instant messaging client/server system. License:
JOSL)
(cvs)
(ml)
(wp)
(blog)
(deb)
Dancer IRCd
(IRC server)
(cvs)
(deb)
ngIRCd (IRC server)
(cvs)
IRCu (IRC server)
(cvs)
SILC (Secure Internet Live
Conferencing. IRC-alike system.)
(cvs)
(ml)
Say2 (IRC-alike system)
(cvs)
(ml)
dircproxy (IRC proxy server.
Dircproxy keeps you connected to the IRC server, even after you detach
your client from it.)
(cvs)
(deb)
OpenRTC (Open Remote Collaboration
Tool. Flexible client/server communication system that supports synchronous
and/or asynchronous communication between.)
(cvs)
(ml)

- Calendaring and Scheduling Servers

libical
(Implementation of IETF's iCalendar calendaring and scheduling protocols)
(cvs)
(ml)

- Telecom Servers

Bayonne
(Telecommunications application server)
(cvs)
(ml)
Caivar (Portable
interactive voice response (IVR) system based on
CAPI. Caivar supports:
text-to-speech, 'barge in', 3 party conferencing and G3 fax.
Caivar has several language binding API's for the creation of
telephony applications, like e.g.: voice-boxes, authentication systems,
and automatic callcenters.)
Pre-Viking
(Telecommunications middleware server.
Features: calling card service and callback service.)
Asterisk
(Private Branch Exchange (PBX) and general telephony toolkit)
HylaFAX (Server and client
software for sending and receiving facsimiles as well as for sending
alpha-numeric pages. License: BSD-style)
(cvs)
(ml)
Kannel (WAP and SMS gateway server.
License: BSD-style)
(cvs)
(//www [dot] mail-archive [dot] com/devel [at] kannel [dot] 3glab [dot] org/" class="external-link">ml)
BlueLava (Perl/CGI
script to control WAP and
x10
devices via a web interface)

- Teleconference Servers

SIPfoundry.org
(SIP
community site for the promotion and development of SIP software)
(ml)
OpenH323 (Implementation of the ITU H.323 teleconferencing protocol)
(cvs)
(ml)
(Gatekeeper management tool
for H.323 clients)
Vocal (VOIP
application development framework, with support for: H.323, SIP, CDR, MGCP)
(ml)
partysip (SIP proxy)
Siproxd (SIP Proxy)
(ml)

Communication Clients

- Email/Groupware Clients (not web based)

Mutt (Console based
Mailbox/Maildir/POP3/IMAP supporting mail client)
(cvs)
(ml)
(Muttprint pretty printing
of emails using LaTeX)
(MailtoMutt mailto URL
handler)
(cvs)
KMail (KDE based email client)
(ml)
(deb)
Mozilla Thunderbird
(Mozilla based IMAP4, POP3 mail client)
(forum)
(wp)
(deb)
Evolution
(GNOME based messaging/groupware environment)
(ml)
(wp)
(deb)
(Noodle
OpenGrouware integration
improvement project)
Balsa
(GNOME based IMAP4, POP3 mail client)
(ml)
(deb)
Aethera
(KDE based messaging/groupware environment)
(deb)
Sylpheed
(GTK+ based IMAP4, POP3, NNTP client)
(deb)
offlineimap (Tool
to read and manage your IMAP-accessible mail offline on multiple computers)
Althea (GTK+ based
IMAP client. Inactive project.)
(cvs)
Infusion
(messaging/groupware environment. Inactive project. License: BSD-style and GPL)
Mahogany (GTK+ based
IMAP4, POP3, NNTP client. Inactive project.)
(deb)
Liamail (Qt based
M$ Outlook clone, currently only SMTP and POP3 are supported. Inactive
project. Inactive project.)
(cvs)
Nail (Console based
mail client derived from the Berkeley Mail tool. License: BSD-style)
(cvs)
(ml)

- Web based Email/Groupware Clients

SquirrelMail (PHP based IMAP webmail client)
(cvs)
(ml)
(deb)
IlohaMail (PHP based IMAP/POP3 webmail client)
(cvs)
(deb)
IMP (PHP based IMAP/POP3 webmail
client for the Horde web application platform)
(cvs)
(ml)
(deb)
IMHO
(Roxen based webmail)
SqWebMail (Maildir mailbox
format based webmail client. Sqwebmail is part of the Courier Mail suite.)
cgiPop (C/CGI based POP3 webmail
client)
getwmail
(Perl script to retrieve email from webmail services)

- NNTP Clients

Slrn
(Slang console GUI based NNTP client)
TIN
(Ncurses console GUI based NNTP client)
Pan
(GNOME based NNTP client)
(ml)
nget
(Command-line NNTP file grabber)
(cvs)

- IRC/IM Clients

Jabber (Modular XML-based
instant messaging client/server system. License:
JOSL)
(cvs)
(ml)
(wp)
(deb)
Kopete (IRC/IM client)
(cvs)
(ml)
Psi (Qt based IM client)
(cvs)
(forums)
Everybody (GTK+ based IM client)
(ml)
Gaim (GTK+ based IM client)
(cvs)
(ml)
Centericq (Ncurses based
IM client)
Coccinella
(Tcl/Tk based IM client with a multimedia whiteboard)
Licq (Qt based IM client
for the ICQ protocol)
(cvs)
(ml)
TMSNC
(Ncurses based MSN IM client. License: BSD-style)
AMSN (TCL based
IM client)
(cvs)
(ml)
Xchat (GNOME based IRC client)
(cvs)
(forum)
xchat-gnome
(GNOME based IRC client. Code-fork of Xchat fork, with a
focus on usability.)
(svn)
Konversation (KDE based IRC Client)
(cvs)
(ml)
Irssi (Console based, IRC client)
(ml)
BitchX (Console based IRC client)
Speechless (Ncurses based IRC client)
CGI:IRC (Perl/CGI based
IRC client usable from a frames-capable webbrowser)
Silky
(GTK+ based SILC client)
(cvs)

- Telecom Clients

SIPfoundry.org
(SIP
community site for the promotion and development of SIP software)
(ml)
g-page (Server and GTK+ client
to send out SMS messages. Protocols supported: SNPP, WCTP and SMTP.)
(cvs)
(ml)
GNU HaliFAX (Fax
software for viewing and printing facsimiles)
eFax GTK+ (GTK+
based front-end fo the 'efax' fax sending/receiving program)
smssend
(Console tool for sending SMS messages)
(FlexMS Qt based GUI
for smssend)
Gnokii
(GTK+ based tools and user-space drivers for Nokia mobile phones)
(cvs)
(deb)
Gammu
("GNU All Mobile Management Utilities". Code fork of GNokii.)

- Teleconference Clients

GnomeMeeting (GNOME based
H.232 compatible client)
(ml)
Minisip
(Qt based SIP client)

Social Network Systems

FoaF Project
(Initiative to create a network of machine-readable
documents describing people, the links between them.
See also the
FOAF Vocabulary 0.1 specification.)
foaf_tools
(Bash scripts for manipulating and generating FOAF RDF files)
PeopleAggregator
(PHP based FoaF browser)
(ml
(forum)
FoaF Explorer
(? based FoaF browser)
Slashster
(PHP based FoaF browser)
(cvs)
FOAF-a-Matic
(Javascript script to create a FoaF file from a web-form)
LoaF
(Perl script based email handling extension, to share your
address book without abandoning your privacy)

File Transfer Servers (excl. HTTP servers)

Samba (Server
that can provides shared file and print services to SMB/CIFS clients)
(cvs)
(ml)
(wp)
(deb)
Lsh
(Secure Shell v2 implementation)
(cvs)
(ml)
(wp)
(deb)
OpenSSH (Secure Shell v1/v2
implementation. License: BSD-style)
(cvs)
(ml)
(wp)
(deb)
(Keychain RSA/DSA
key management tool)
(ldappubkey patch for LDAP based
public-key lookups)
(Kerberos/GSS-API
patch for authenticating users via their Kerberos credentials)
Dropbear (Secure Shell v2
implementation, based on OpenSSH and Putty. License: BSD-style)
ProFTPD (FTP server)
(ml)
vsftpd (FTP server)
twoftpd (FTP server)
PureFTP (FTP server)
(cvs)
BSDftpd-ssl (FTP server.
License: BSD-style)
wzdftpd (FTP server)
moftpd (FTP server)
(ml)
uTFTPd (TFTP server
with fine-grained access control, support for blksize (RFC 2348), timeout options,
and support for revision control.)
atftp
(TFTP server)
(deb)
PFTP (Port-File-Transfer-Program.
High-performance host-to-host file transfer program using the telnet protocol.)
(deb)
UDPcast (File transfer tool
which can send data simultaneously to many destinations on a local network
at once)
(ml)
(deb)
teepeedee
(HTTP/FTP based file server)

File Transfer Clients (excl. HTTP clients)

gFTP (GNOME based FTP client)
(ml)
(deb)
KBear (KDE based FTP client)
(cvs)
(ml)
(deb)
Kasablanca
(KDE based FTP client)
(cvs)
(forum)
ftpcopy
(Command-line FTP client, optimized for mirroring FTP sites)
lftp
(Command-line file-transfer client, supported protocols:
FTP, HTTP, SFTP, and Fish)
(deb)
wput
(Command-line FTP file upload client)
net2ftp
(PHP/Web based FTP client)
Drall (Perl/CGI
script which allows users to access their directories and files
remotely through a web browser)
(cvs)

HTTP Servers

Apache HTTPd (Very popular, modular
and feature-rich HTTP server. License: BSD-style)
(cvs)
(ml)
(blog)
(wp)
(deb)
(apache-tools
Collection of monitoring and log-analysis tools)
(mod_perl book)
Boa (Small HTTP server with CGI support)
(ml)
(deb)
(Hydra Boa code-fork with TLS
support via GNU TLS)
Thy
(Small HTTP server)
(deb)
thttpd
(Small HTTP server with CGI and bandwidth-throttling support.
License: BSD-style)
(deb)
rws (Richards Web
Server. Small HTTP server with CGI support.)
bozohttpd (Small HTTP
server with CGI support. License: BSD-style)
(deb)
AWHTTPD
("Anti-Web HTTPD". Small HTTP server with CGI support.)
(deb)
gatling
(Small HTTP server with CGI support)
fnord
(Small HTTP server with CGI support, and requires the non-free
tcpserver package)
Monkeyd (Small HTTP server)
Cherokee (Small HTTP server)
(ml)
WN (Small HTTP server with CGI and
TLS support. Inactive project.)
(ml)
Tux
(Kernel-space HTTP server)
kHTTPd
(Kernel-space HTTP server)
(ml)
Roxen
(HTTP server with loadable modules support)
(cvs)
(deb)

HTTP Clients

- Console Web Browsers

Links
(Ncurses based web browser which aims for simplicity)
(ml)
ELinks
(Ncurses based web browser with many features. ELinks was based upon
the Links project and aims to included more features.)
(ml)
Twibright
Links (Ncurses based web browser with image support. Twibright Links was based
upon the Links project.)
w3m (Console web browser, with support
for: tables, frames, https, cookies and more)
Lynx (Simple console web browser)
Retawq (Ncurses based console
web browser, with support for: multiple/split windows, tables, frames, https,
and more)
Netrik
(Ncurses based web browser)
(cvs)
(ml)

- Graphical Web Browsers

Konqueror
(KDE based file & web browser)
(cvs)
(ml)
(wp)
Mozilla
(Standards compliant, portable, self-contained web browser
and web development framework)
(lxr)
(ml)
(blog)
(blog2)
(wp)
(Mozdev Portal for Mozilla based projects)
(Mozillazine Mozilla news)
(MozillaNews Mozilla news)
(deb)
Mozilla Firefox
(Mozilla based web browser)
(forum)
(spreadfirefox.com promotional site)
(wp)
(deb)
Epiphany
(Mozilla Gecko-engine based
web browser, with a focus on GNOME integration.)
(ml)
(wp)
(deb)
Galeon
(GNOME and Mozilla
Gecko engine based web browser)
(cvs)
(ml)
(deb)
(wp)
Kazehakase
(GTK+ and Mozilla Gecko
engine based web browser)
(cvs)
(ml)
K-Meleon
(Mozilla Gecko engine
based web browser for M$ w32 platforms)
(cvs)
(ml)
Dillo
(Lightweight GTK+ based web browser)
(cvs)
(ml)
(wp)

- Web Crawlers, & Archivers

Grub (Web crawling client for use in a
distributed web indexing initiative. The server software is also free
software.)
(cvs)
(ml)
(wp)
OpenFTS
("Open Source Full Text Search".
PostgreSQL based search engine that provides online indexing
of data and relevance ranking for database searching.
(cvs)
(ml)
(forum)
Swish-E ("Simple
Web Indexing System for Humans". Web indexing and searching system.)
(cvs)
(ml)
Swish++ ("Simple
Web Indexing System for Humans". C++ based rewrite of Swish-E.)
ht://Dig (Web indexing and
searching system for a domain or intranet)
(cvs)
(ml)
Heritrix
(Web crawling client used by the
Internet Archive project)
(cvs)
(ml)
Estraier
(Full-text indexing and search system meant for small-scale use)
Senga (Initiative to build
a large scale, component based, Internet search engine. Inactive project.)
(cvs)
(ml)

- Web Retrieval Clients

Wget
(Command-line web retrieval tool)
(ml)
cURL (Command-line web retrieval
tool based on a multiprotocol file transfer library called libcurl.
License: BSD-style.)
(cvs)
(ml)
HTTrack
(Off-line web browser)
(forum)
(KHTTrack
KDE GUI based version)

- RSS Clients

Syndigator
(GTK+ based RSS retrieval client)
(cvs)
(ml)
aKregator
(KDE based RSS retrieval client)
(cvs)
Raggle
(Ruby/Ncurses based RSS retrieval client)
(ml)
Straw
(Python/GNOME based RSS weblog retrieval client)
(cvs)
(ml)
MyRSS
(Python based RSS retrieval client which ouputs HTML. Inactive project.)
(cvs)
Redfoot
(Python/RDFLib based RDF tool.
License: BSD-style)
Lilina
(PHP based RSS retrieval client)
(cvs)
zFeeder
(PHP based RSS retrieval client)
(forum)
TV RSS
(GTK+ based RSS retrieval client for bittorrent files)
RSS.NET
(C# based RSS retrieval library)
(cvs)
Atom.NET
(C# based Atom-RSS retrieval library)
(cvs)

- Web Checker Clients

LinkChecker (Python based
web link checker)
(cvs)
checkbot (Perl based
web link checker)
websec (Web Secretary.
Perl based web site change checker)
(cvs)
(ml)
gURLChecker (GNOME based
web link checker)
(cvs)
(ml)

HTTP Application Servers

Web Site Management Systems
(from the Content Management section)
Horde (PHP based web
application platform)
(cvs)
(ml)
ReflexiveCMS
(PHP based web application platform)
KONG42
(PHP based web application platform. License: BSD-style)
Zope
(Python based web application server)
(cvs)
(ml)
CherryPy
(Python based web application server)
(cvs)
(ml)
Spyce (Python based web
application server. License: BSD-style)
(cvs)
(ml)
Quixote (Python based web
application server. License: CNRI license
(ml)
OpenThought (Perl based web
application platform)
(cvs)
(ml)
Monolith (C
based web application framework. Inactive project.)

HTTP Proxy Servers

Squid (Advanced web content caching
and filtering proxy)
(cvs)
(ml)
(experimental squid projects)
TinyProxy (Lightweight HTTP/S proxy)
(cvs)
(ml)
Privoxy (Web content filtering proxy)
(cvs)
(ml)
Oops! (Web content
caching and filtering proxy)
(ml)
MiddleMan (Filtering
HTTP/S proxy server)
(cvs)
WebCleaner (Python based
filtering HTTP proxy server with a FOX GUI configuration frontend)
(cvs)
Pound (Reverse-proxy and
load-balancer for HTTP/S traffic)
BFilter (Web content filtering proxy)
(cvs)
Epoxy (Web content caching proxy)
ffproxy (Web content
filtering proxy)

HTTP Proxy Clients

prtunnel
(Tunnel TCP connections through an HTTP or SOCKS5 proxy)
(forum)
desproxy
(Tunnel TCP connections through an HTTP or SOCKSv4/5 proxy.
Desproxy also supports DNS UDP/TCP forwarding.)
Firepass
(Perl script to tunnel TCP or UDP connections through an HTTP proxy)
connect-tunnel
(Perl script to tunnel TCP connections through an HTTP proxy)

Key Management Systems

GnuPG
(OpenPGP implementation,
used for signing and encrypting documents)
(cvs)
(ml)
(Seahorse (GNOME based front-end
for GnuPG)
(WinPT M$ w32 GnuPG interfaces, such as for
GnuPG plugins for the Outlo*k and Eud*ra email clients)
(pgpdump PGP packet
visualizer which displays the packet format of OpenPGP data)
OpenPKSD Keyserver
(Ruby/PostgreSQL based OpenPGP compatible public key server software)
(source)
CryptNET Keyserver
(Ruby/PostgreSQL OpenPGP compatible public key server software.
Inactive project.)
(cvs)
(ml)
OpenCA (Certification Authority
framework. License: BSD-style)
Smart Sign
(Framework for smartcard based authentication)
webSSL (Perl/CGI
based OpenSSL frontend. WebSSL can
be used to setup your own certification authority authority
and issue SSL and user certificates)
XCA (Qt based tool to
manage a small certification authority)
IDX-PKI (Management
software for public key infrastructures based on the
PKIX
recommendations. Inactive project.)
TinyCA (Perl/Tk based GUI to
manage a small certification authority)
CA Cert (Project to help provide
free client certificates and -maybe at a low cost- checked server certificates)
OpenCert (Project to help provide
free client certificates and -maybe at a low cost- checked server certificates)
Keychain (RSA/DSA
key management for the OpenSSH secure shell implementation)
Keyring for PalmOS (Tool
for the secure storing of sensitive data on the Palm*S)
(cvs)
(ml)

Encryption & Authentication Servers

PAM
("Pluggable Authentication Modules". Flexible framework
for user authentication on Un*x-like systems.)
(cvs)
(ml)
(modules)
(PAM X509
PAM module which will authenticate user by X509 certificates)
(pam_ldap
PAM module to authenticate users via a LDAP directory, and to let them
change their passwords in the directory)
(pam_krb5

PAM module for Kerberos v5 based password checking)
(cvs)
(ml)
Lsh (Secure Shell v2
client/server implementation)
(cvs)
(ml)
OpenSSH (Secure Shell v1/v2
client/server implementation. License: BSD-style)
(cvs)
(ml)
(wp)
(deb)
(Keychain RSA/DSA
key management tool)
(ldappubkey patch for LDAP based
public-key lookups)
(Kerberos/GSSAPI
patch for authenticating users via their Kerberos credentials)
Dropbear (Secure
Shell v2 server implementation, based on OpenSSH and Putty. License: BSD-style)
GnuTLS (TLS library)
(cvs)
(ml)
MatrixSSL (TLS library)
(ml)
OpenSSL (TLS library.
License: BSD-style with anti-license-mixture clause)
(cvs)
(ml)
GNU SASL
(SASL implementation)
(cvs)
Cyrus SASL
(SASL implementation)
(cvs)
(ml)
Shushi (implementation of
the RFC 1510,
the Kerberos network authentication system. Shushi can be used to
authenticate users in distributed systems.
(cvs)
GSS Generic Security Service.
GSS-API v2 implementation
which makes use of the Sushi library.)
(cvs)
autossh (Secure shell
utility to start a copy of ssh and monitor it, restarting it as necessary
should it die or stop passing traffic. License: BSD-style)
SSLwrap (Wrap TCP
services with TLS/SSL transport encryption)
Stunnel (Wrap TCP services
with TLS/SSL transport encryption)
(ml)
KAME (IPv6/IPsec networking stack
implementation. License: BSD-style)
(cvs)
Openswan
(IPsec
implementation. Code-fork of FreeS/WAN.)
(ml)
FreeS/WAN
(IPsec
implementation. Inactive project.)
(ml)
OpenVPN (VPN solution)
(cvs)
(ml)
VTun (VPN solution)
(cvs)
(ml)
Amrita VPN (VPN solution)
(cvs)
Tinc (VPN solution. Inactive project.)
(ml)
CIPE (Crypto
IP Encapsulation. VPN solution. Inactive project.)
(ml)
VPNd (VPN solution. Inactive
project.)
FreeRADIUS (Radius
authentification server)
(ml)
(LDAP patch)
(Cistron Radius The ancestor
project of FreeRadius)
OpenRadius (Radius
authentification server)
(ml)
Macs (Modular Access Control
System. System for global authentication, authorization,
user/group/resource management, and application services.)
(cvs)
(ml)

Encryption & Authentification Clients

Lsh (Secure Shell v2
client/server implementation)
(cvs)
(ml)
GnuTLS library (TLS library)
(cvs)
(ml)
OpenSSH (Secure Shell v1/v2
client/server implementation. License: BSD-style)
(cvs)
(ml)
(wp)
(deb)
(Keychain RSA/DSA
key management tool)
(ldappubkey patch for LDAP based
public-key lookups)
(Kerberos/GSSAPI
patch for authenticating users via their Kerberos credentials)
OpenSSL (TLS library. License: BSD-style
with anti-license-mixture clause)
(cvs)
(ml)
SecPanel
(Tcl/Tk based secure shell client)
PuTTY
(M$ w32 secure shell client including a terminal emulator. License:
BSD-style)
Publimark
(Steganography
tool for embedding text in an audio file)
Stego
(Steganography
tool for embedding text in a BMP file)

Printing Systems

LinuxPrinting.org (Un*x printing
information portal)
(ml)
CUPS (Common Un*x Printing System.
An Internet Printing Protocol
implementation.)
(ml)
(wp)
LPRng (Re-implementation of
the Berkeley LPR print spooler interface)
PPR (Print spooler for
PostScript printers. License: BSD-style)
(cvs)
(ml)

Peer to Peer Systems

- BitTorrent

BitTorrent
(Peer-to-peer system for distributing large files.
BitTorrent includes a wxWidgets based client GUI. License: BSD-style)
(cvs)
(ml)
(wp)
LibTorrent
(C++ based BitTorrent library. LibTorrent includes
a ncurses based Bittorrent client.)
(cvs)
(ml)
BitTornado
(Console based BitTorrent client)
(forums)
ABC
("A BitTorrent Client". wxWidgets based based BitTorrent client,
based on the BitTornado client.
License: Python Software Foundation License)
(forum)
BTQueue
(Console based BitTorrent client based on the
BitTornado client.
License: Python Software Foundation License)
(cvs)
(forum)
Blog Torrent
(Python/PHP based BitTorrent client and tracker)
(cvs)
(forums)
TorrentFlux
(PHP based BitTorrent client)
(forums)
PHPBTTracker-Admin
(PHP based BitTorrent tracker)
(forum)
trackerbt
(Distributed BitTorrent tracker)
ByteMonsoon
(PHP/MySQL based BitTorrent tracker)
(ml)
(bitoogle file search site)
GTorrentViewer
(GTK+ based BitTorrent file editor and viewer)
TorrentSpy
(M$ w32-only tool which reports status information on a BitTorrent torrent file.
License: BSD-style.)
(cvs)
(forum)
TorrentSniff
(Perl script which reports status information on a BitTorrent torrent file.
TorrentSniff is a code-fork of
TorrentSpy.
License: BSD-style.)

- Other P2P Systems

MLDonkey (Peer-to-peer
system, including a web and GTK+ based client for several P2P networks)
(cvs)
(ml)
(community site)
(wp)
(KMLDonkey KDE based
GUI for mldonkey)
(cvs)
(ml)
xMule (Peer-to-peer
system, including a web and WxWindows based client for the eDonkey network.
xMule is a port of the eMule
client to Un*x.)
(cvs)
(forums)
aMule (Peer-to-peer
system, including a web and WxWindows based client for the eDonkey network.
xMule code fork.)
(forums)
eMule (M$ w32 only peer-to-peer
client for the eDonkey network)
(forums)
Qtella
(QT based Gnutella client)
(cvs)
(ml)
GTK-Gnutella (GTK+
based Gnutella client)
(cvs)
(ml)
PeerCast
(Gnutella protocol based peer-to-peer audio streaming system with
support for Ogg Vorbis)
(forum)
Streamer (Peer-to-peer
based audio streaming system)
(forum)
Jabber (Modular XML-based
instant messaging client/server system. License:
JOSL)
(cvs)
(ml)
(blog)
(IM blog)
(wp)
(deb)
GNUnet (Peer-to-peer
system with a focus on security & privacy. Alpha status.)
(ml)
Gnut (Console based
Gnutella client)
Mutella (Console and web based
Gnutella client)
(cvs)
(ml)
Gnucleus (Gnutella client
for M$ Windows)
(cvs)
Squall
(Peer-to-peer system for distributing file system directory hierarchies)
(svn)
(ml)
(forum)
(libpdpt client library for PDTP)
(svn)
(ml)
OpenAG (Free
Un*x implementation of the Audi*galaxy/v520L protocol. Inactive project.)
(cvs)
(ml)

Thin Client Systems

Etherboot (Toolset
for creating ethernet card ROM images that can do a network bootstrap)
(cvs)
(ml)
Netboot
(Allows a diskless, but networked, PC to boot an operating system via
NFS or ramdisk)
(cvs)
Nilo ("Network Interface Loader".
Combination package of the Etherboot and Netboot project. Inactive project.)
(cvs)
LTSP ("Linux Terminal Server Project".
Collection of server software to setup a console or X based thin-client
environment.)
(ml)
(LTSP-MOSIX framework
for using MOSIX in a LTSP network)
(ml)
Thinstation (GNU/Linux
based thin-client distribution, with support for a variety of thin-client protocols)
(ml)
PXES (GNU/Linux
based thin-client distribution, with support for a variety of thin-client protocols)
(ml)
Plume (Debian GNU/Linux based
toolset for creating and administering a network of diskless computers used as
X terminals)
(cvs)
(ml)
lessdisks (Debian GNU/Linux based
toolset for creating and administering a network of diskless computers used as
X terminals)
(cvs)
(ml)

Remote Desktop Systems

NX
(X display protocol compression toolset. License: BSD-style)
(ml)
(FreeNX
thin-client server based on the NX toolset)
VNC (Virtual Network Computing.
Remote 'desktop' display system. The VNC client and server software is
available for many different platforms.)
(ml)
(AT&T VNC original VNC site)
(TightVNC slow-link VNC version)
(ml)
(uVNC VNC version for
8-bit microcontrollers)
(libVNCServer C based
library for writing VNC server applications)
(cvs)
(VncSelector
FLTK based VNC session selection utility)
rdesktop (Un*x client for
accessing a M$ Windows 'Terminal Server' using the
RDP protocol.
No server extensions are required.)
(cvs)
(ml)
(tsclient (GNOME
based rdesktop frontend)
Synergy
(Portable system for sharing a single mouse and keyboard,
between multiple computers, without special hardware)
(cvs)
(forum)

Distributed Computing Systems

OSCAR
("Open Source Cluster Application Resource". Integrated software
collection for building, programming, and using computer clusters.)
(cvs)
(ml)
lvs-kiss (Perl
based daemon for dynamic load balancing and failover of network services)
(cvs)
(ml)

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Network Services

Table of Contents

- SMTP Servers

- IMAP/POP3 Servers

- NNTP Servers

- IRC/IM Servers

- Calendaring and Scheduling Servers

- Telecom Servers

- Teleconference Servers

- Email/Groupware Clients (not web based)

- Web based Email/Groupware Clients

- NNTP Clients

- IRC/IM Clients

- Telecom Clients

- Teleconference Clients

- Console Web Browsers

- Graphical Web Browsers

- Web Crawlers, & Archivers

- Web Retrieval Clients

- RSS Clients

- Web Checker Clients

- BitTorrent

- Other P2P Systems