RefreshBlocker is a small extension for the Firefox Web browser. This extension will prevent your browser from following the forwarding specified by the refresh parameter of the META tag element. If such a refresh parameter is given on a Web page, an infobox will be displayed at the top of the page.
iMacros is a Firefox add-on that can automate most repetitive tasks that might be done with a Web browser. For example, it can be used to automatically fill out forms and password entry fields. It can even fill out forms that stretch out over several pages. It can also automate downloading and uploading, data extraction and Web scraping/mining, functional, performance, and regression testing of Web applications, and much more.
MM3WebAssistant Proxy Offline Browser Pro archives visited Web pages with your browser to be used online or offline. Offline, each page is available with its original URL. There is no difference between browsing the Internet or the archive. You can even use your bookmarks offline. Search, navigation, and marking make efficient use possible. It allows mobile users to access Internet information when they don't have Internet access.
NeedLock allows users to easily define directories that they want to protect and visitors who are allowed to view them. The script supports full member control, admin levels, statistics, account expiration, action logs, easy configuration, member registration setup, announcements, and many other unique features.
Firekeeper is an intrusion detection and prevention system for Firefox. It is able to detect, block and warn the user about malicious sites. Firekeeper uses flexible rules similar to Snort ones to describe browser-based attack attempts. Rules can also be used to effectively filter different kinds of unwanted content.