Here is provided, list of 12 most useful free scripts and applications, that can be used by anyone without having much knowledge of computer programming can be easily installed into a computer, incorporated with websites or blogs after being downloaded from the net.

Chevereto: This free script written in php allows image hosting on your web server, without being much instructions and queries.

osTicket: Completely free, this script provides very affordable solution to the high cost and complex customer support systems.

Social Bookmarking Script: As social media sites are booming up likewise are social book marking services too. This social book marking script allows an easy implementation of bookmarks into a website.

FancyForm:  This checkbox replacement script is very handy in modifying look and function of HTML form elements. With a number of customization steps this script is very easy to being setup.

PHP Web Stat: To have a tracking of a website including its visitors and other vital stat is a very useful and detailed real-time web stat script.

Zoki ajax poll: Developed on AJAX and XML Zoki Poll is a simple and high end poll system that can be  installed eventually with every website. Written in HTML, CSS and JavaScript this file is supported with PHP in backend.

phpWatch: To track a number of services and their status running on any number of servers as well as facilitate developers to interface with query and notification APIs through e-mail and text-messages.

Star Rating System: Ajax based free PHP script allows a user to have star rating feature on website or blog.

XtraUpload v2:  Free as well as for premium use, this file Hosting Script allow users to uploading, downloading and getting URL’s of the files they have uploaded.

BugNET: BugNET  developed on ASP.net platform is a management solution to  track efficient management of bugs, feature requests and other issues as informed on Email notifications.

AjaXplorer: It is a service for remote managing of files on remote server. Developed on rich client architecture it serves variety of purposes like: file management/sharing, photo gallery, code browsing, etc.

Visión: An easy PHP, Javascript, and CSS Photo (Image) Viewer.