DEV Community

#webextensions

Posts

đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.
10 Firefox Extensions I Built — What They Are and What I Learned

10 Firefox Extensions I Built — What They Are and What I Learned

Comments
4 min read
How to get your Firefox extension Recommended on AMO (the complete process)

How to get your Firefox extension Recommended on AMO (the complete process)

Comments
3 min read
Building a weather new tab extension for Firefox: wttr.in, world clocks, no backend

Building a weather new tab extension for Firefox: wttr.in, world clocks, no backend

Comments
3 min read
I built a Firefox new tab with live RSS news, weather, and bookmarks — all running locally

I built a Firefox new tab with live RSS news, weather, and bookmarks — all running locally

Comments
2 min read
I built a Firefox extension that keeps a calculator and unit converter one click away

I built a Firefox extension that keeps a calculator and unit converter one click away

Comments
2 min read
Building a Firefox dark mode extension: what actually works (and what doesn't)

Building a Firefox dark mode extension: what actually works (and what doesn't)

Comments
2 min read
Building a live stock market dashboard as a Firefox extension: free APIs, sparklines, no backend

Building a live stock market dashboard as a Firefox extension: free APIs, sparklines, no backend

Comments
2 min read
Speed Dial in 2026: I rebuilt a 30-year-old browser feature as a Firefox extension

Speed Dial in 2026: I rebuilt a 30-year-old browser feature as a Firefox extension

Comments
2 min read
Building a Firefox tab manager: session saving, bookmarks, and what I cut

Building a Firefox tab manager: session saving, bookmarks, and what I cut

Comments
3 min read
I built a minimal monthly habit tracker as a Firefox new tab extension

I built a minimal monthly habit tracker as a Firefox new tab extension

Comments
2 min read
I built a Firefox extension that replaces your new tab with a daily task list

I built a Firefox extension that replaces your new tab with a daily task list

Comments
2 min read
I built a Firefox extension that records voice notes — no server, no account, no data leaving your browser

I built a Firefox extension that records voice notes — no server, no account, no data leaving your browser

Comments
2 min read
I built an audio recorder inside Firefox that never touches a server

I built an audio recorder inside Firefox that never touches a server

Comments
3 min read
I built a customizable Firefox new-tab with live news, weather, and RSS

I built a customizable Firefox new-tab with live news, weather, and RSS

Comments
3 min read
Ask for one site at a time: optional host permissions and dynamic content scripts in MV3

Ask for one site at a time: optional host permissions and dynamic content scripts in MV3

Comments
3 min read
đź‘‹ Sign in for the ability to sort posts by relevant, latest, or top.