FileZilla Client is a fast and reliable cross-platform FTP, FTPS and SFTP client with a clean and easy to navigate GNU interface.Some of its features are listed here.

*  Easy to use ,even a beginner can understand how to use it
* It supports FTP, FTP over SSL/TLS (FTPS) and SSH File Transfer Protocol (SFTP) which is great
* This is a Cross-platform software and  Runs on Windows, Linux, *BSD, Mac OS X and more.
* IPv6 support is available and comes to changing internet.
* Available in many languages around the world
* Supports resume and transfer of large files >4GB which is really good
* Powerful Site Manager and transfer queue
*  Supports Bookmarks
* Drag & drop support making easier to work with
* Configurable transfer speed limits and thus suits every connnection
* Filename filters are available
* Directory comparison for checking duplicate files
* Network configuration wizard for easy setup
* Comes with Remote file editing
* Keep-alive
* HTTP/1.1, SOCKS5 and FTP-Proxy support
* Logging to file enabled
* Synchronized directory browsing
* Remote file search for better search
The following are screenshots of filezilla over different platforms .
1.windows
2.linux
3.mac

1.VLC Player :In terms of a video player you can choose VLC player .This is an opensource program which contains a  lot of new features and is excellent in playing all sorts of files .You dont  need to install anything extra.It has a lovely in terface and various skins are too available.The sound of this player is higher than other players.You can give it a try.

2.7zip:If you need a archiver you need to get this one.It is much better than others and it has other formats that are not available with winzip or winrar.It has a clean interface and can be freely downloaded.For every windows user it is a must.

3.Notepad++:Are you used to rely heavily on editors ,then you can replace your notepad with notepad ++.It has a gnu licence and it has syntax support for almost all programming languages.multiple files can be opened in tabbed view and easier to use with.It has a lot of different functionalites compared to others and it is truely free from all forms of licences .

4.Filezilla :This is a perfect ftp program.it has a gnu license and a lot popular.It can be used to upload multiple files at a time and perfect for all users.It has advanced capabilities and it is worth a try .

5.XAMPP:Have you ever thought of running a server on your computer .Then XAMPP is a good choice .It contains apache.mysql and php.I donot recommend you to start a home ser ver for important activities.But it can be used as a testing enviroment and one can easily study how a server works

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6.AVG:Antivirus is one of the most essential softwares for a computer .But most of them come with a hefty price tag.But some antivirus companies like avast ,avira and avg gives free home protection antiviruses for free .You can try any of these .I found all are better and enough for home use.

7.Firefox:In case of internet browsers Firefox is my favourite.It offers good browsing experience and the best its addon facility which makes it my favourite.It is the one of the most popular browsers and it offers a lot of functionalities.Newer versions even provide private browsing capability which doesnot store your history.It has better security features than Internet Explorer and a huge support too.

8.Gimp:It is a photo editing software like photoshop but it is free.It is not as advanced as photoshop but enough for everyone .It is a software with gnu licence and has is very user friendly.Most of photo editing activities can be done with it.

9.Utorrent:One of the best torrent client.It uses less memory and has good functionalities .It is very small in size and can be

downloaded free of cost.It has a nice interface  and has good support.

10.Wireshark :Even though they arent very important in home ,they are indeed very powerful in network analysis and scanning.They both are opensource projects and are very useful.It can be used to examine data in the network and various symptoms of network attacks.