I’m going to post my thoughts about Firefox, which is most certainly going to ruffle some feathers out there. Firefox has a limited amount of time left before it becomes irrelevant on the web. Once an Internet Explorer killer, it’s unfortunate to see the state that Mozilla’s browser finds itself in now. Here are some of the reasons why I think Firefox won’t last another decade.
Firefox
xBrowserSync is fast and free bookmark syncing

xBrowserSync is a free and open source utility for Chrome (and Chromium-based browsers), Firefox, and Android. Users can use it to sync their bookmarks across browsers and devices. It’s a nice way to not rely on a major company’s own sync service such as Google, Microsoft, etc.
Dark Reader extension changes all websites to dark mode

For those that prefer dark backgrounds or just want to “dark mode” all the things, Dark Reader is a browser extension that will automatically convert all websites into dark themes.
Nano Adblocker is the best ad blocker for browsers

Nano Adblocker is an ad blocking extension for Chrome. Used in conjunction with the support extension Nano Defender, you will never run into advertising on the web again. Find out why I recommend Nano over uBlock Origin and Adblock Plus. Edit: I no longer recommend it because the extension was SOLD and is now considered malware.
Yomichan: A better alternative to Rikaikun

A long time ago, I made the switch from using Rikaichan to Rikaikun because I changed my browser (Firefox to Chrome) and had no choice. It was recently brought to my attention that the dictionary data used by Rikaikun is very out of date. With this, I started looking into a Rikaikun alternative. Here’s what I ended up switching to.