Beginners

• CNET Help.com
  a good starting point for answers to questions about Linux hot

• FirstLinux
  A Linux meta site which is the ideal starting point for a beginner. It features the Linux Guide and the Linux Product Guide hot

• I've installed Linux: What Next ?
  a collection of articles giving suggestions and ideas for exploiting your newly installed Linux system hot

• Linux Package Guide
  contains information on the core packages of the RedHat, Suse, Caldera and Debian distributions for the Intel platform. The database is fully searchable allowing you to find out whether a particular distribution supports your favorite application, and moreover, in which package that application is stored hot

• The Bits
  maintains the Newbie's Linux Manual hot

Books

• Linux Complete : Command Reference
  in 1,500 pages of tiny print, this heavy-duty tome documents every command, utility, file system, library function, and administration tool in the operating system. Linux also features a detailed kernel reference guide and a good index. hot

• Linux in a Nutshell 2nd edition
  by Ellen Siever, O'Reilly Staff: This complete reference covers the core commands available on common Linux distributions. It contains all user, programming, administration, and networking commands with options, and also documents a wide range of GNU tools hot

• Maximum Rpm
  by Ed Bailey: The complete reference for the RPM software package that is the heart of the Red Hat Linux distribution. Designed for both the novice and advanced users, Maximum RPM enables anyone to take full advantage of the benefits of building software packages with the Red Hat Package management tools to ensure that they install simply and accurately each and every time hot

• Running Linux
  by Matt Welsh, Lar Kaufman: covers everything you need to understand, install, and start using the Linux operating system. It includes a comprehensive installation tutorial, complete information on system maintenance, tools for document development and programming (3rd edition) hot

• The Best of Linux Distributions
  based on Matt Welsh's cult classic Linux Installation & Getting Started. Revised, expanded, and updated, The Best of Linux Distributions includes a general introduction to Linux; detailed explanations of drive partitioning, filesystems, and software package installation; distribution-specific instructions for installing Debian GNU/Linux, Slackware, Caldera OpenLinux, and Red Hat Linux; a complete, low-stress Linux tutorial; system administration under Linux; X Window; and Networking. Also included are 4 CD-ROMs containing the latest Linux operating system for Red Hat Linux, Caldera OpenLinux, Debian GNU/Linux, and Slackware hot

• The Cathedral and the Bazaar
  Musings on Linux and Open Source by an Accidental Revolutionary: by Eric S. Raymond hot

Books : OReilly

• Programming With Gnu Software (Nutshell Handbook)
  by Michael Kosta Loukides, Andy Oram, Mike Loukides, Andrew Oram: this book and CD combination is a complete package for programmers who are new to UNIX or who would like to make better use of the system. tents include GNU Emacs, gcc, C and C++ libraries, gdb, RCS, and make hot

Books : Programming

• Linux Application Development
  by Michael K. Johnson, Erik W. Troan: practical reference guides programmers developing Linux applications or porting applications from other platforms. hot

Books : Programming : C

• The C Programming Language
  by Brian W. Kernighan, Dennis M. Ritchie: presents a complete guide to ANSI standard C language programming. Written by the developers of C, this new version helps readers keep up with the finalized ANSI standard for C while showing how to take advantage of C's rich set of operators, economy of expression, improved control flow, and data structures hot

Books : Programming : C plus plus

• The C++ Programming Language
  by Bjarne Stroustrup: in this brand-new third edition of The C++ Programming Language, author Bjarne Stroustrup, the creator of C++, presents the full specification for the C++ language and standard library hot

Books : Programming : Perl

• Advanced Perl Programming (Nutshell Handbook)
  by Sriram Srinivasan: covers complex techniques for managing production-ready Perl programs and explains methods for manipulating data and objects that may have looked like magic before. It gives you necessary background for dealing with networks, databases, and GUIs, and includes a discussion of internals to help you program more efficiently, and imbed Perl within C when necessary hot

• Programming Perl (Nutshell Handbook)
  by Larry Wall (Editor), Randal L. Schwartz, Tom Christiansen, Stephen Potter: the book covers everything from basic control statements to regular expressions to using objects and interfacing with other languages (2nd edition) hot

Books : RedHat

• Learning Red Hat Linux
  by Bill McCarty: walks the reader through the process of installing, configuring, and using Red Hat Linux 6 and some of its most popular applications. Networking coverage includes essential local area network configuration, plus excellent coverage of Samba setup and the process of establishing a Point-to-Point Protocol (PPP) connection to the Internet hot

Companies : Software Retailers

• CheapBytes
  a company that specializes in low cost Linux related products hot

• Linux Central
  The root for Linux resources, including low cost CD's, official distributions, books, software, and applications. hot

• Linux Mall
  A selection of Linux Software available hot

Distributions

• Caldera OpenLinux
  an extremely popular Linux distribution hot

• Corel Linux
  based on Debian and featuring an incredible four-step installer and a KDE-based, drag-and-drop desktop environment, Corel LINUX OS is easy to install and configure hot

• Debian
  Debian is kernel independent. It currently uses the Linux kernel but work is in progress to provide Debian for other kernels, using Hurd. It provides more than 2250 free software packages for four architectures > (Intel, Motorola, Alpha and Sparc) hot

• Mandrake
  based on the popular RedHat distribution, it aims to fully integrate KDE with the GPLd RedHat hot

• RedHat
  An outstanding Linux distribution with its excellent rpm (package manager) hot

• S.u.S.E. Linux
  includes the YaST system management tool hot

• Stampede Linux
  The linux distribution for the power user hot

Distributions : Mini Distributions

• DragonLinux
  a tiny Internet-ready distribution of Linux. At only 25MB installed, it is a fully functional UMSDOS Linux installation hot

• hal91
  a minimalistic linux installation fitting on one single 1.44Mb disk. It is intended for use as an rescue disk and a portable linux system hot

• Linux Router Project
  A networking centric mini-distribution of Linux. LRP is small enough to fit on a single 1.44MB floppy disk, and makes building and maintaining routers, terminal servers, and typically embedded networking systems next to trivial hot

• muLinux
  a tiny implementation of Linux, which is able to occupy only a single floopy. Its aim is to demonstrate the power and scalability of this operating system. The kernel is a 2.0.30 compiled for a 386 and as much modularized as possible hot

• tomsrtbt
  "The most Linux on one floppy disk." rescue/panic/emergency diskette, or shirt-pocket Linux toolkit. hot

Docs

• Comp.os.linux.announce Repository
  the archives of the comp.os.linux.announce moderated newsgroup hot

• developerWorks
  provides a comprehensive, online resource for creating open, cross-platform applications. The resources (news, tools and code, standards, and education) are organized into zones that focus on Java technology, XML, security, and Web development. hot

• iMac Linux
  information and resources for the Linux port to the iMac hot

• RedHat package manager
  aims to bring you the latest and most up to date information on the RPM software packaging tool which is taking the world by storm hot

• The Linux Documentation Project
  the main source of linux documentation on the web hot

Docs : Tutorials

• UNIX Tutorial
  comprises fourteen sections, each of which addresses a fundamental aspect of UNIX computing. It concentrates on illustrating the central concepts by providing short explanations, along with examples, and exercises hot

Kernel

• ftp.kernel.org
  online archive hot

• GNU Hurd
  the GNU project's replacement for the Unix kernel hot

• Kernel Archives
  the primary site for the Linux kernel source, but it has much more than just kernels - we have 20 GB of disk space set aside for mirroring the largest Linux-related software archives hot

• Linux Kernel Configuration Help Texts
  explains the kernel options hot

• Linux Symmetric Multi-Processor
  Linux for shared memory multiprocessor machines hot

• Psyched Linux Kernels
  Always gets you the latest Linux kernels. A part of Gemal's Psyched Site. hot

• The Linux Driver Development Kit (LDDK)
  part of the Linux Lab project hot

• The Linux v2 Information HQ
  The headquarters of the stable and development branches of the Linux Kernel hot

• The Linux-Kernel Archive
  archive which dates back to 1995 hot

Kernel : Device Drivers

• Iomega Zip Driver
  for Linux hot

• Parallel Port Drivers
  External Parallel Port devices and Linux hot

• xscan/pnmscan
  Mustek Flatbed Scanners Linux driver hot

Kernel : Device Drivers : Multimedia

• AD1815 low level sound driver
  hot

• BTTV
  device driver for Bt848 based frame grabber cards like the Hauppauge Win/TV pci, Miro PCTV, STB TV PCI, Diamond DTV2000, AverMedia ... hot

• Linux/AWE32!
  the sound driver extension for Linux and FreeBSD to use wave synthesizer on SB AWE32/64 sound cards hot

Kernel : File Systems

• Analysis of the Ext2fs structure
  an analysis of the structure of the Second Extended File System and is based on a study of the Linux kernel source files hot

• Linux FAT32 Support
  FAT32 is an extension to the FAT (File Allocation Table) that allows larger partitions than FAT16 while having a normal cluster size of 4096 bytes hot

Kernel : Modules

• Linux loadable modules
  hot

Kernel : Patches

• Linux Mama
  provides all available "unofficial" patches for Linux hot

Links

• LinEvents
  exists to make information pertaining to upcoming events that are related to Linux and Free Software/Open Source accessible hot

• LinTraining
  exists to make information pertaining to Linux training and certification accessible hot

• Linux Filewatcher
  FileWatcher.org is a searchable, daily updated directory of Linux/Unix/Internet related file archives and programs grouped by topic. It features latest updates and file descriptions and has also powerful search engines. hot

• Linux Web Watcher
  Linux Web Watcher isn't your ordinary links page. It actually keeps track of when the pages where last updated, so you don't have to waste hours checking to see if your favorite web pages have been updated since your last visit to them hot

• Linuxberg
  The coolest place for Linux software. Brought to you by the TUCOWS people! hot

• RPM Repository
  Repository of RPMs - links to a goldmine of RPMs hot

• Scientific Applications on Linux
  A collection of information and links to software that will be of interest to scientists and engineers hot

Local

• Review of MP3 players
  A review of x11amp, Sajber Jukenbox, tk3play, mpg123, splay and more hot

Networking

• Building a Linux Based Internet Server For Your School
  a guide hot

• DNS HOWTO
  documents how to define maps from name to address and from address to name using a Linux system. hot

• Full Duplex Switched Ethernet (FDX 10BaseT) with Linux
  documents getting Full Duplex Switched Ethernet to work with Linuxw hot

• Home Server with Linux
  document that explains how to share a modem and printer with a Windows 95 machine hot

• IP Masquerade application collection
  provides a collection of applications that work through Linux IP Masquerading and their solutions hot

• IP Masquerade Resource
  a developing networking function in Linux hot

• Linux Mobile-IP Home Page
  allows a portable computer to attach to the Internet from different networks without changing its IP address hot

• Samba
  Samba Resources hot

• Shadow Passwords
  Shadow Passwords with Linux hot

• The ipfwadm Dotfile Module Homepage
  makes setting up IP Masquerade and basic firewalling on a small network easier hot

• The Network Administrators' Guide
  by Olaf Kirch: a complete Linux book detailing networking configuration and issues in great detail. hot

Networking : Protocols

• Linux IPv6 FAQ/HOWTO
  IP version 6 (IPv6) is a new version of the Internet Protocol, designed as a successor to IP version 4 (IPv4) hot

• The PPP Multilink Protocol (MP) for Linux
  a method for splitting, recombining and sequencing datagrams across multiple logical data links hot

Ports

• Linux on Laptops
  collected information on how to run linux on many different makes of laptop. hot

Ports : ARM

• ARM Linux
  ARM Linux is a port of the Linux operating system, ported to ARM processor based machines hot

Ports : Compaq

• Linux VAX Port Homepage
  VAXlinux will hopefully be a port of the very popular free operating system by Linus Torvalds. hot

• Linux/Alpha!
  provides information on Linux running on computers using Digital Equipment's Alpha processor. hot

Ports : MIPS

• SGI/Linux
  the port of Linux to Silicon Graphics hardware. It currently supports all Indy models (R4400, R4600, or R5000 MIPS® CPUs). In the long term, we would like to see more extensive SGI platform support. Ports to newer hardware like O2(TM), OCTANE(TM), and Origin(TM), and even to old hardware like R3000 Indigo(TM) hot

Ports : Motorola

• Linux for PowerPC systems
  hot

• Linux/m68k
  port of the Linux operating system to run on systems using Motorola's 68020, 68030, 68040 and 68060 microprocessors hot

Ports : PDA

• Linux/Microcontroller Project
  a port of the Linux 2.0 to systems without a Memory Management Unit. hot

• TurboTortois
  a linux system, small enough to fit in a pocket hot

Projects

• Advanced Linux Sound Architecture
  Primary goals are: Create fully modularized sound driver which will support kerneld/kmod, Create new ALSA Kernel API which breaks most of limitations of current OSS API, Ensure compatibility with most binary OSS/Lite applications, Create ALSA Library (C,C++) and ALSA Manager hot

• Beowulf Project
  Beowulf is a project to produce the software for off-the-shelf clustered workstations based on commodity PC-class hardware, a high-bandwidth internal network, and the Linux operating system. hot

• GGI Project Homepage
  General Graphics Interface hot

• Linux Advocacy Project!
  to encourage developers of commercial software, such as Netscape, Informix, and the many IP enabled packages out there, to ensure they are GNU compliant and include a Linux port in their standard distribution hot

• Mozilla
  The Netscape 5 project - "free" source code, coordination and development resources. hot

• Open Source
  an initiative to promote Free Software to the world hot

• Simple End-User Linux (SEUL)
  The goal of the SEUL project is to create a Linux distribution that the average home/office user can install and use. hot

Publications

• KDE Development News
  a weekly report of interesting occurences in KDE development hot

Publications : Humor

• Segfault.org
  the result of a few months of on-and-off work by a group of people on the net who thought that the Linux (and Non-Microsoft in general) community needed a site to show that all is bright, sunny and funny hot

• User Friendly
  original and amusing cartoons hot

Publications : Online

• freshmeat
  an excellent resource for all the latest Linux software hot

• Linux Gazette
  a member of the Linux Documentation Project, is an on-line WWW publication dedicated to two simple ideas: making Linux just a little more fun and sharing ideas and discoveries hot

• Linux Today
  a resource for business professionals interested in maintaining a high level of awareness of the news pertaining to Linux and the Open Source (tm) communities hot

• LinuxFocus
  an online magazine devoted to supplying the emerging young and active Linux community with tips, information and recent news. hot

• LinuxWorld
  a Web-only magazine that provides news and technical information about Linux and open source software hot

• Slashdot.org
  on-line publication with the latest Linux news hot

• The Linux Weekly News
  Dedicated to keeping Linux users up-to-date, with concise news for all interests hot

Publications : Printed

• Linux Journal
  the Premier Linux magazine hot

• Maximum Linux Magazine
  new magazine to come out in April 2000 hot

Security

• Crypto-Gram
  a free monthly e-mail newsletter on computer security and cryptography from Bruce Schneier (author of Applied Cryptography, inventor of Blowfish and Twofish, CTO and founder of Counterpane Internet Security, Inc., general crypto pundit and occasional crypto curmudgeon) hot

• Linux Security Home Page
  gathers as much information about Linux Security and present it to the reader in such a manner so that the reader does not have to spend extreme amounts of time researching Linux Security Holes hot

Software : Backup

• BRU 2000
  a commercial, high quality backup and rescue system hot

• ftape
  the Linux Floppy Tape Project. tape is a driver program that controls various low-cost tape drives that connect to the floppy controller hot

• KDat
  a tar based tape archiver, that is designed to work with multiple archives on a single tape hot

• PerfectBACKUP+
  a complete Backup and Restore program for Unix based file servers and workstations hot

Software : CD Writing

• Cdrdao
  a tool for writing audio CD-Rs in disc-at-once mode hot

• cdrecord
  allows the creation of both audio and data CDs. hot

• X-CD-Roast
  a program-package dedicated to easy CD creation under Linux. It combines command line tools like "cdrecord" and "mkisofs" into a nice graphical user interface hot

Software : Databases

• C/BASE 4GL
  a free powerful application development tool and database engine hot

• Domino
  (commercial) developed by Lotus, Domino is a combines integrated collaborative functionality with Linux' low cost-of-deployment and high reliability benefits to enable organizations worldwide to gain access to powerful messaging, knowledge management and Web application development capabilities hot

Software : Databases : Relational

• ADABAS D
  high-performance relational database management system hot

• Beagle SQL
  a free object relational database engine hot

• DB2 for Linux
  the world most trusted relational database for applications ranging from business intelligence to e-business. The availability of DB2 Universal Database on Linux enables developers to combine the power of Linux with the performance and robustness of DB2 hot

• GNU Sql Server
  a free portable multiuser relatational database management system. It supports the full SQL89 dialect and has some extensions from SQL92 hot

• INFORMIX-SE
  a commercial database which provides Linux developers with the full power of an SQL-based database engine, combined with the quality, configurability, and interoperability of the Linux operating system hot

• MySQL
  a basically free SQL database server hot

• Oracle
  one of the most popular databases ported to Linux hot

• PostgreSQL
  ANSI SQL92/ANSI SQL89 RDBMS Database hot

Software : Editors

• Cooledit
  X Window text editor; multiple edit windows; 3D Motif-ish look and feel hot

• Emacs
  probably the most famous text editor for Linux hot

• JED
  a freely available text editor hot

• NEdit
  a text editor for X-Windows based systems featuring a high quality graphical user interface, state-of-the-art syntax highlighting and rectangular selection hot

• VIM
  Vi Improved: adds unlimited undo, syntax coloring, split windows, visual selection, gui support hot

• xemacs
  a powerful, extensible text editor with full GUI support, initially based on an early version of GNU Emacs 19 hot

Software : Emulators

• Bochs
  a commercial portable x86 PC emulation software package that emulates enough of the x86 CPU, related AT hardware, and BIOS to run DOS, Windows '95, Minix 2.0, and other OS's, all on your workstation hot

• DOSEMU
  stands for DOS Emulation, and is a linux application that enables the Linux OS to run many DOS programs - including some DPMI apps hot

• Executor
  (commercial) a Macintosh emulator that uses no software from Apple Computer. It doesn't require Mac ROMs or a Mac System file hot

• Snes9x
  a portable, freeware Super Nintendo Entertainment System (SNES) emulator. It basically allows you to play most games designed for the SNES and Super Famicom Nintendo game systems on your PC or Workstation hot

• WINE
  an emulator that allows MS Windows applications to run on ix86 Unix systems (currently NetBSD, FreeBSD, SCO OpenServer, Unixware, and Linux) running X11. As a library it will allow the use of the Windows API for Unix/X11. The license is BSD-like hot

Software : Financial

• Check Book Balancer (CBB)
  a personal financial management application written in Tcl/Tk and Perl hot

• GnuCash
  a program to keep track of your finances. It is similar in concept to Quicken(TM). Although GnuCash still lacks the advanced features of Quicken, it does have the basic functionality hot

• X-Accountant
  a program to keep track of your finances hot

Software : Games

• Obsidian
  an OpenSource 3D network game for Linux hot

• Wormz
  a worms-like game for X hot

• XPilot
  the X11 based multiplayer space combat game hot

Software : Games : Action

• Heavy Gear II
  (commercial) a thrilling combat adventure pitting robot against robot in the distant future hot

• Quake
  the Linux version of Quake, a famous DOS game hot

• Quake 2
  (commercial) a fantastic 3D multiplayer action game that runs under X11, SVGAlib, or OpenGL hot

Software : Games : Arcade

• Descent
  a port of this 3D blaster to Linux. Linux/Descent now runs under X Windows, svgalib, and libggi hot

• Scavenger
  an arcade/thinking game very much like Lode Runner hot

• WolfGL
  a famous DOS game from 1992 created by id Software. This is an attempt to port the source (released in 1995) to Linux hot

Software : Games : Board and Card Games : Chess

• Crafty
  a state-of-the-art computer chess program. It is full featured, plays a good game of chess, and source code is freely available hot

• xboard
  a graphical user interface for chess hot

Software : Games : Role Play

• NetHack
  a single player dungeon simulation hot

• Qt NetHack
  NetHack with a Qt interface hot

Software : Games : Simulation

• Fly8
  a portable, multi player flight simulator hot

• SABRE Fighter Plane Simulator
  a freeware product under the GNU Public License, developed as a labor of love by flight-simulation enthusiasts hot

Software : Games : Strategy

• LinCity
  a city/country simulation game for X and Linux hot

• Windy City Pains CRPG
  in the same style as Anoraks hot

Software : Games : Utility

• XQF
  Quake/QuakeWorld/Quake2 server browser and launcher for Linux/X11 hot

Software : Graphics

• Liquid Reality
  combines the power and extensibility of Java with VRML, the emerging industry standard for creating and viewing complex, highly interactive 3D environments hot

• Pixcon & Anitroll
  a 3D animation and rendering package available for FREE hot

Software : Graphics : CAD

• BRL-CAD
  a powerful Combinatorial Solid Geometry (CSG) solid modeling system hot

• FreeDesigner
  intended to be a fully extendable Computer Aided Design and Drafting (CAD) application for Linux and other Unix type operating systems hot

• VariCAD
  a commercial mechanical CAD System hot

Software : Graphics : Drawing

• Corel Draw for Linux
  a commercial powerful, easy-to-use graphics program featuring superb type control, incredible drawing power and stunning special effects hot

• GIMP
  suitable for such tasks as photo retouching, image composition and image authoring hot

• GYVE
  a vector-based drawing program in the spirit of Adobe Illustrator and Corel Draw hot

• xfig
  a menu-driven tool that allows the user to draw and manipulate objects interactively in an X window. hot

Software : Graphics : Modeling

• AC3D
  a popular shareware 3D object/scene modeller available for Linux, Windows 95/NT, and SGI hot

• Blender
  a 3D renderer package for use in making TV commercials, to make technical visualizations, business graphics, to do some morphing, or design user interfaces hot

• BMRT Rendering Tools
  a collection of rendering programs which adhere to the RenderMan(R) interface standard hot

• GIG3DGO
  3D modeling, animation and rendering functionality hot

• MindsEye
  aim is a free complete modeling/animation package hot

• Virtuoso
  a free 3D package for Modeling/Animation/Rendering hot

Software : Graphics : Rays

• Persistence of Vision Ray Tracer (POV)
  high-quality, totally free tool for creating stunning three-dimensional graphics hot

Software : Graphics : Viewers

• CompuPic
  an interactive multimedia file manager and manipulation program. CompuPic allows you to efficiently view, manage, catalog, and convert over 30 graphics formats hot

• GQview
  an image browser that features single click access to view images and move around the directory tree hot

• ImageMagick
  package for display and interactive manipulation of images hot

• XV
  an interactive image manipulation program for X Windows that converts image files to and from GIF, JPEG, TIFF, PBM, PPM, X11, bitmap, Sun rasterfile, RLE, RGB, BMP, PCX, and PM formats hot

Software : Internet : Communications

• Modem
  a distributed communication package for modems hot

Software : Internet : Communications : FTP

• IglooFTP
  IglooFTP is a new graphical and user friendly FTP client. Its main goals are to be easy to use and intuitive when used by novice, but powerful and fully configurable in the hand of experienced users. IglooFTP makes full use of the GTK+ library and is distributed under the GNU GPL. hot

• mxFtp
  Motif based ftp client hot

• NcFTP
  a UNIX application program implementing the File Transfer Protocol (FTP) hot

• Sprocket
  an X-based FTP client hot

• WXftp
  an X Window System FTP client designed to be used mainly on Linux workstations. It is written using Motif widget set and XbaeMatrix Widget. GTK+ GUI implementation is also available hot

Software : Internet : Communications : IRC

• bezerk
  a GTK+ based IRC client hot

• Kvirc
  a powerful KDE Linux Internet relay chat client hot

• Zircon
  an X Window System interface to Internet Relay Chat. The software is written in tcl/tk and uses the native network communications of tcl hot

Software : Internet : Communications : PPP

• EzPPP
  configuration tool for setting up PPP hot

• kppp
  a dialer and pppd front-end hot

• WvDial
  scriptless PPP dialer hot

Software : Internet : HTMLEditors

• TopPage for Linux
  an award-winning WYSIWYG HTML editor which allows you to create dazzling Web pages in minutes without any HTML knowledge or programming skills. It is suitable for beginners and experts. It includes all the tools necessary to create Web pages, including a WebArt Designer which lets you create logos and buttons, and a Web Animator which lets you create animation GIF files with just a few simple steps. The program includes up-to-date technology -- such as Cascading Style Sheets, Java applets and Dynamic HTML. TopPage gives you the capability to build lively pages with state-of-the-art Web technology. TopPage brings together everything you need to build pages and publish your site in one package. Now the Linux version (beta) is available. You can use it until December 31, 2000 hot

• WebTk
  HTML graphical editor hot

Software : Internet : Mail

• Elm
  a Mail User Agent system, it's designed to run with "sendmail" or "/bin/rmail" or any other UNIX Mail Transport Agent (according to what's on your system) and is a full replacement of programs like "/bin/mail" and "mailx" hot

• fetchmail
  free, full-featured, robust, well-documented remote-mail retrieval and forwarding utility intended to be used over on-demand TCP/IP links hot

• Mahogany
  an OpenSource(TM) cross-platform mail and news client. It is available for X11/Unix and MS Windows platforms, supporting a wide range of protocols and standards, including POP3, IMAP and full MIME support hot

• OpenMail
  (commercial) HP's strategic Linux and UNIX system business-messaging and collaboration solution, based on Internet standards. It is a proven, robust technology for building e-services solutions, running on HP-UX(2), Linux, AIX and Solaris hot

• Pine
  a Program for Internet News & Email - is a tool for reading, sending, and managing electronic messages hot

• XCmail
  POP3, MIME capable, charset encoding, address book, PGP, and more hot

• XF-Mail
  X-Windows application for receiving electronic mail. It was created using XForms library toolkit hot

Software : Internet : Mail : Anti Spam

• Procmail
  a powerful and robust set of tools that enable you to automatically process mail as you receive it or after it is already in a message folder hot

Software : Internet : Mail : Mailing Lists

• Majordomo
  a program which automates the management of Internet mailing lists hot

Software : Internet : Mail : Notification

• KBiff
  KDE mail notification utility. Supports mbox and POP3. hot

Software : Internet : News

• Knews
  a threaded newsreader with an X Window interface hot

• News Peruser
  simple, X-based, offline newsreader for single-user Linux systems with dial-up accress to the net hot

• NewsX
  an NNTP client for Unix. It provides the NNTP capabilities required for small local news spools on installations with NNTP access only through limited ISP accounts hot

• Pan
  A Gnome/GTK Newsreader for X that features easy binary retrieval, automatic grouping of multipart posts and more hot

• trn
  Threaded RN, a newsreader that uses an article's references to order the discussions in a very natural, reply-ordered sequence called threads hot

Software : Internet : WebBrowsers

• Arena Web Browser
  a graphical web browser comprised entirely of free software hot

• Konqueror
  the definite place to find information about Konqueror, a web browser, file manager, universal file viewer and even a customizable application hot

• Netscape
  an extremely professional web browser that is real competition to Internet Explorer hot

• Opera
  an alternative, lightweight, X11-based Web browser for Linux hot

• QtMozilla
  the Qt based port of Netscape Navigator 5.0 beta hot

Software : Internet : WebServers

• AOLserver
  a fast multi-threaded web server - also makes a great publishing server -- you can edit content across the network with HTML publishing tools like AOLpress or Netscape Communicator and have your site's full text index incrementally updated automatically! hot

• Apache
  the most popular web server on the Internet since April of 1996 hot

Software : Monitoring

• ipgrab
  network monitor hot

Software : Multimedia : AudioCD

• cdparanoia
  extracts audio from compact discs directly as data, with no analog step between, and writes the data to a file or pipe in WAV, AIFC, AIFC or raw 16 bit linear PCM hot

• xmcd
  a full-featured CD Player utility package including xmcd, a CD Player for the X window system using the Motif graphical user interface and cda, a command-line driven, text mode CD Player which also features a curses-based, screen-oriented mode hot

Software : Multimedia : MIDI

• TiMidity++
  a MIDI to WAVE converter (MIDI renderer) that uses Gravis Ultrasound-compatible patch files to generate digital audio data from General MIDI files hot

Software : Multimedia : MP3

• eMusic
  plays MP3, MOD (and relatives), and CD files hot

• MP3-Studio
  an integrated environment for playing and recording MP3-files hot

• Mp3Blaster
  an interactive text-based program that plays mp3 audio files with full control during playback hot

• mpg123
  - Real time MPEG Audio Player for Layer 1,2 and Layer3 hot