Decentraleyes is a free and open-source browser extension used for local content delivery network emulation. Its primary task is to block connections to major CDNs such as Cloudflare and Google, and serve popular web libraries locally on the users machine. Protects you against tracking by Content delivery networks thus enhances your privacy and improves loading time!
2) Ublock Origin
uBlock Origin is a free and open-source browser extension for content filtering, including ad blocking. The extension is available for Chrome, Chromium, Edge, Firefox, Opera, Pale Moon, as well as versions of Safari prior to 13, Blocks all types of ads, annoying pop-ups, trackers and malwares! Not just an ad-blocker!
Unshorten.it is a Web site that reveals the full link and offers safety suggestions. Most links these days are shortened these days and we won’t have any idea of the domain that the link is gonna take us to, that’s where Unshorten it comes into play, it Unshortens the URL and show us a safety rating!
4) HTTPS Everywhere
HTTPS Everywhere is a discontinued free and open-source browser extension for Google Chrome, Microsoft Edge, Mozilla Firefox, Opera, Brave, Vivaldi and Firefox for Android, which is developed collaboratively by The Tor Project and the Electronic Frontier Foundation, Automatically switches sites from insecure “http” to secure “https”. Please note that this only works on websites that has both HTTP and HTTPS connection.