# Firefox [Firefox](https://www.mozilla.org/en-US/firefox) is a free and open-source web browser. ## List of useful Firefox addons - [ClearURLs](https://addons.mozilla.org/en-GB/firefox/addon/clearurls) removes tracking elements from URLs. - [Dark Reader](https://addons.mozilla.org/en-GB/firefox/addon/darkreader) creates an automatic dark mode for sites without native dark mode. - [Firefox Multi-Account Containers](https://addons.mozilla.org/en-GB/firefox/addon/multi-account-containers) lets you separate cookies in different containers on a per site base. - [hide-scrollbars](https://addons.mozilla.org/en-GB/firefox/addon/hide-scrollbars) hides scrollbars. - [Never-Consent](https://addons.mozilla.org/en-GB/firefox/addon/never-consent) automatically refuses GDPR consent to a bunch of platforms. - [NoScript](https://addons.mozilla.org/en-GB/firefox/addon/noscript) blocks all javascript so that the parts you need can be reenabled and the rest is not used. - [Privacy Badger](https://addons.mozilla.org/en-GB/firefox/addon/privacy-badger17) blocks unwanted invisible trackers. - [Temporary Containers](https://addons.mozilla.org/en-GB/firefox/addon/temporary-containers) opens tabs and websites, that are not already managed by `Firefox Multi-Account Containers` in a new container. - [Tree Style Tab](https://addons.mozilla.org/en-GB/firefox/addon/tree-style-tab) shows tabs like a tree. This is especially useful if many tabs are used. - [uBlock Origin](https://addons.mozilla.org/en-GB/firefox/addon/ublock-origin) blocks unwanted content like ads. - [User-Agent Switcher and Manager](https://addons.mozilla.org/en-GB/firefox/addon/user-agent-string-switcher) spoofs websites that try to gather information about your webbrowser. - [Vim Vixen](https://addons.mozilla.org/en-GB/firefox/addon/vim-vixen) enables vim movement for firefox. ## Add a new search engine You can add a new search engine with the addon `Add custom search engine`. Make sure to replace `` with the url of your instance. It is possible to add it without an addon. Navigate to the searx instance and click the `...` in the address bar. Then click `Add Search Engine`