Web Browsers – software applications which enable a user to display and interact with text, images, videos, music, games and more via web pages on the internet.

Firefox
Internet Explorer
Maxthon
Opera
Avant Browser

Download Managers – computer programs dedicated to downloading files from the internet.  Download managers typically include one or more downloading related features, including pausing the downloading of large files, resuming broken or paused downloads, variable bandwidth usage, and automatic subfolder generation.

Free Download Manager - download manager
FlashGet - download manager
WellGet - download manager
Download Master - download manager
WGET - commandline download manager

Office Packages – software applications which allow word processing, document creation, editing, image viewing, PDF (portable document format) viewing, printing and collaborating, and document conversion.

OpenOffice - office suite
PC Suite 602 - office suite
Atlantis Nova - text editor
Microsoft PowerPoint Viewer - power point files viewer
Adobe Reader - pdf reader
Foxit PDF Reader - pdf reader
PDFCreator - create pdf documents
Doc Convertor - document convertor
Sunbird - calendar/organizer
ATnotes - create notes on the desktop

Chat – software applications which enable users to engage in instant messaging. Instant messaging is a form of real-time typed communication between two or more people.

MSN Messenger - chat client
Yahoo Messenger - chat client
Miranda - chat client
HydraIRC - IRC client
Talkative IRC - IRC client
IceChat - IRC client
Skype - VOIP client
Google Talk - VOIP client
VoipStunt - VOIP client
Gizmo - VOIP client

Computer Security – also known as information security. Computer security consists of software applications that allow users to protect information on their computer from theft or corruption. Security devices can take several forms, including antivirus software, firewalls, anti-spyware, and more. If you think a breach has occurred on your computer, Total Tech offers San Diego computer consulting and can resolve your computer issues.

AVG Free - antivirus
Avast Home Free - antivirus
AntiVir PersonalEdition - antivirus
BitDefender Free - antivirus
Ad-aware - anti-spyware
Spybot: Search & Destroy - anti-spyware
Windows Defender - anti-spyware
SpywareBlaster - anti-spyware
Spyware Terminator - anti-spyware
Winpooch - system protection
HiJack Free - system protection
HighJackThis - hijackers detector and remover
Kerio Personal Firewall - firewall
Sygate Personal Firewall - firewall
ZoneAlarm - firewall
AxCrypt - file encryption
Simple File Shredder - securely delete files
KeePass - password manager
LockNote - password manager
nPassword - password manager

Video Players – software enabling users to watch digital video data, for example DVDs, CDs, and videos on the internet, directly on their computer. Video players typically have functions such as play, pause, stop, rewind, and fast-forward.

Windows Media Player - audio/video player
VLC - video player
Media Player Classic - video player
MV2Player - video player
CrystalPlayer 1.95 - video player
Zoom Player - video player
GOM Player - video player
viPlay - video player
DSPlayer - video player
Free iPod Converter - convert video formats to iPod video

Audio – software which allows the user to play digital audio, for example CDs, online audio files, and streaming audio. Audio players typically have functions such as play, pause, stop, rewind, and fast-forward.

1by1 - audio player
JetAudio - audio player
XMPlay - audio player
Xion - audio player
Apollo - audio player
MediaMonkey - music organizer
The GodFather - music organizer
dBpowerAMP - audio converter
Audacity - audio converter
WavePad - audio converter

CD/DVD Burners – also referred to as CD/DVD rippers. These are software applications enabling the extraction, or burning, of raw digital audio and video from a specific file, disc, or other media form to another file, disc, or other output.

DeepBurner - CD/DVD burner
CDBurner XP Pro - CD/DVD burner
BurnAtOnce - CD/DVD burner
Express Burn - CD/DVD burner
DVD Decrypter - DVD ripper
DVD Shrink - DVD ripper

Archive Management – programs allowing the user to archive files, to compress large files, and to “unzip” or extract archived file types in order to open them.
7-Zip - compression program
IZArc - compression program
TugZIP - compression program
CabPack - compression program

Games – various computer activities providing enjoyment, education, and challenges.
123 Free Solitaire - solitaire games collection
Arcade Pack - classic arcade games
Live For Speed - online racing simulator
Enigma - puzzle game
Freeciv - multiplayer strategy game

Peer to Peer (P2P) – P2P is a type of computer networking. It connects various users in a network and the cumulative bandwidth, storage space, and computer power of the network users. P2P networks are useful for many purposes, for example file sharing, media streaming, and discussion forums.

Azureus - torrent client
BitComet - torrent client
ABC - torrent client
BitTornado - torrent client
SoulSeek - p2p client
Shareaza - p2p client

Graphics – software applications enabling users to view and create various artistic effects, for example, charts, sketches, graphs, and more.

ArtRage - image editor
Artweaver - image editor
IrfanView - image viewer
Picasa - image viewer
XnView - image viewer

Codecs - computer programs that encode or decode digital data and compress digital data.

GSpot - codec information
AC3Filter - audio codec
Xvid - video codec
QuickTime Alternative - video codec