7 NICE free tools

1. Camstudio
CamStudio is able to record all screen and audio activity on your computer and create industry-standard AVI video files and using its built-in SWF Producer can turn those AVIs into lean, mean, bandwidth-friendly Streaming Flash videos (SWFs). It is free.
2. Sophos
Free antivirus protection and security software.
3. Windows DVD Maker
Make your own DVD using Windows DVD Maker. Convert Videos to DVD format, burn the Videos to DVD disc.
4. Windows Movie Maker
Windows Movie Maker is for realization of films, by allowing you to create, to edit and to share your films on your own computer. You can add special effects, music and narration to the videos. You can also create a slideshow of your pictures and add a music in the background when viewing them.
5. Windows Live Movie Maker
Windows Live Movie Maker is an easy-to-use video editor that helps you put together photos, videos, music and special effects to create an eye-catching presentation in a few easy steps.

6. IT Books
You may search for various type of IT books on this website.

7. Google Calendar
With Google's free online calendar, it's easy to keep track of life's important events. Let your family and friends see your calendar, and view your schedules.

8. Screen-o-matic 
With this easy-to-use (without having to install), free screen recorder for Windows and Mac you can capture any area of your screen with the option to add narration from your microphone and video from your webcam. You can record lectures, webinars, demos, games, Skype calls, etc and share free on Screencast-O-Matic.com, YouTube, or save directly to a video file.

9. Highcharts

Interactive chart