There are so many free and open source projects available, many of them are better than any commercially available product. Below is a short listing of Best open source Software divided into 10 categories.
Browsers
Here are the top free and open source browsers which are far better than the pre-installed internet explorer in terms of performance, privacy , and user interface.Internet Browser: Mozilla Firefox or Google Chrome or opera mini
Backup solutions
There are many free and Paid backup programs available for computers. Unfortunately, many of those backups are stored locally in your Computer or mobile phone, meaning if your house were to catch fire, get robbed, or if you lost your backup discs, all your data would be lost. To avoid loss of important data,users should use the on-line backup services.Online backup solution: Mozy or Dropbox
Office Suite
Everybody employee or student need an office suit to complete various project such as presentation,or article writing. An Office suite such as Microsoft Office is often one of the most expensive programs that a user can install in their computer.There is no need to install these expensive programs when there are free solutions that are just as good.
Office suite: OpenOffice
Notepad and Source code editor: Notepad++
Disc ripper and creation utility
To Create an audio or data CD/DVD, ripping the data from an audio CD, or creating a CD from a .ISO file can also be done freely by using the given software.
CD burner utility: CDBurnerXP
Compression utility
File compression utility: 7-Zip or Winrar
Now a days Most users today use on-line e-mail solutions . E-mail is yet
one of the service that can be done freely. However, for those who still using an e-mail client such as Microsoft Outlook or any other alternative. We strongly recommend following suggestions.They are far better than any other e-mail services.
E-mail client: Mozilla Thunderbird
Online e-mail: Gmail
FTP and SSH Utility
Users who maintain their own web pages or upload or download files to or from a server need to use a FTP utility or a SSH client. There are many costly commercial programs available but our below free recommendations beats them all.FTP client: Filezilla
SSH client: MobaXterm and Putty
Image editor and picture organizer
There are many great free solutions for editing, creating, and organizing your images on your computer. Many of the programs capable of doing these tasks can be several hundred dollars, but all of the below programs are completely free.Image editor: GIMP
Paint program: Paint.net
Picture organizer: Google Photos
Multimedia
Multimedia is the field concerned with the computer-controlled integration of text, graphics, drawings, still and moving images.Here is a list of best audio, video editing tools.These are the must-have tools for every computer user.Audio editing and creating tool: Audacity
Video and DVD Player: VLC and MPC-HC
Video Editor: Filmora
Anti-virus and malware protection
Anti-virus software is a program that is designed to prevent, search for, detect, And remove software viruses, and other malicious software like worms, trojans, adware, and more. Below is the list of top trusted anti-virus programs.Antivirus program: Avast!
Malware and Spyware protection: Malwarebytes