4 Essential Open-Source Browser Extensions for Chrome, Firefox, and Safari

I’ve worked as a content creator, editor, and writer for more than two decades, which means I spend a lot of time behind a keyboard and monitor. That experience has taught me that the right browser extensions can greatly improve my daily workflow. My goal is to avoid screen clutter and distractions, and anything that makes my workday easier, less confusing, and more comfortable is worth taking for a test drive.

That’s why, whenever possible, I rely on open-source browser extensions. With open-source, the code is transparent, the community keeps projects alive, and I’m not forced into a product where I trade my data for convenience. Additionally, open-source extensions tend to work across browsers, delivering a consistent experience whether you’re in Chrome, Firefox, or Safari.

4

uBlock Origin Lite

A screenshot of the uBlock Origin Lite settings page.

Let’s start with uBlock Origin Lite. It’s an open-source content blocker that’s designed to strip out ads, trackers, and other clutter from websites before they even get to load. Instead of trying to outsmart trackers in real-time, it relies on community-maintained filter lists, which means it blocks most known offenders right away. The “Lite” version was built to work within modern browser extension frameworks, so it runs efficiently and is compatible with Chrome, Firefox, and Safari. The result is a consistent, distraction-free browsing experience no matter which browser I’m using.

uBlock does have a more powerful version called uBlock Origin that’s also free. However, it’s no longer compatible with Chrome. It is still available in Firefox, Opera and Microsoft Edge. This version adds advanced filtering rules, cosmetic filtering, and script blocking, but these features add complexity, which means more time tweaking, and potential viewing problems on some sites.

I stick with the Lite version, because I value tools that just work. I don’t want my ad-blocker to be something I have to manage, outside of the occasional extension permissions audit. While I may lose the ability to fine-tune my ad blocking controls, the cross-platform consistency and hassle-free setup make the Lite version a “keeper” in my book.

3

EFF Privacy Badger

A screen shot of the EFF Privacy Badger browser extension's settings page.

Privacy Badger is an open-source tool designed to block invisible third-party trackers. There aren’t a bunch of settings or lists. Instead, it learns as you browse, always on the lookout for domains that try to track you across the web. For someone like me who spends most of their workday online, it works great.

Where it differs from uBlock Origin Lite is how it decides what to block. While uBlock relies on community-maintained filter lists, which catch most ads and trackers from the start, Privacy Badger takes a behavioral approach. It monitors domains to see which track you and then blocks them accordingly. That’s why these two extensions work so well together. Where uBlock handles all the obvious offenders, Privacy Badger adapts over time, looking for those trackers that have slipped through the uBlock cracks. I don’t consider this redundancy, I think of it as a layered approach to privacy.

Privacy Badger currently works on Chrome, Firefox, Edge, and Opera. Support for Safari on macOS is in progress, but there is no support yet for Safari on iOS.

2

Bitwarden

A screenshot of the Bitwarden password manager and browser extension website.

Bitwarden is an open-source, cross-platform password manager, that I’ve come to rely upon. When you’ve worked online as long as I have, you need to remember many login credentials for different applications and services. Between work and my personal life, I have roughly 170 different logins that I need to access, and we’re way beyond using generic or repeated passwords. I need my passwords to be strong. The free plan has everything I need. It includes unlimited devices and passwords, along with the ability to export my data when needed.

Bitwarden does all the heavy lifting here. It secures my logins, it generates strong new passwords, and then autofills them when needed. What I appreciate most about this extension is the transparency. Because the code has been audited, I don’t need to just blindly trust that it’s keeping my data safe.

That’s not to say Bitwarden is perfect. The interface feels clunky, especially when searching, but those quirks are minor compared to the value I get from it.

1

Dark Reader

A screenshot of the Dark Reader browser add-on engaged on the Google home page.

Dark Reader is an obvious choice for anyone who stares at a screen all day. I spend between eight to ten hours a day on my work computer, not to mention the time I spend on my phone or watching TV. It’s a lot of screen time and the eye strain is real. The older I get, the more it takes a toll on me. Dark Reader lets me fine tune brightness, contrast, and even fonts. Having that level of control has helped me reduce headaches and daily eye strain.

It’s not perfect, some sites look weird, and I need to toggle it off. That’s OK, because this app isn’t all about aesthetics, it’s about making long workdays easier to endure.


At the end of the day, these extensions aren’t just nice add-ons, they’re part of how I manage privacy, comfort and security while spending long hours online. I’ve written about the security issues that rogue extensions can cause and what you can do to protect yourself. The fact that these are all open-source gives me confidence that my data stays mine, and that I’m not the product.

No matter which browser or operating system I’m on, these extensions deliver a consistent, reliable web experience that makes my work easier and less stressful. Hopefully they’ll do the same for you.

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