JavaScript browser-extension

Open-source JavaScript projects categorized as browser-extension | Edit details

Top 23 JavaScript browser-extension Projects

  • uBlock

    uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.

    Project mention: How to install ublock origin for firefox 67 (my favorite and stable version)? I don't think that ublock is like chrome use and support the latest and discards old. Is it? | | 2022-05-22
  • octotree

    GitHub on steroids

    Project mention: Extensões para Navegador - Turbinando sua experiência no GitHub | | 2022-04-20
  • Appwrite

    Appwrite - The Open Source Firebase alternative introduces iOS support . Appwrite is an open source backend server that helps you build native iOS applications much faster with realtime APIs for authentication, databases, files storage, cloud functions and much more!

  • Quasar Framework

    Quasar Framework - Build high-performance VueJS user interfaces in record time

    Project mention: PWA (mobile) app: Read configuration from QR code | | 2022-05-22

    I am a fan of mobile apps, I have developed a few apps (HTML + CSS + JS) using Cordova in past. One day i found out that there are PWA applications and since then I have loved them. Now I write apps as PWA/SPA ones using Quasar framework.

  • wappalyzer

    Identify technology on websites.

    Project mention: Ask HN: What developer tools would you like to see? | | 2022-05-22
  • buster

    Captcha solver extension for humans

    Project mention: this bot calling out a user for stealing comments for upvotes and the guy trying to bail by deleting his comment | | 2022-04-09
  • AdNauseam

    AdNauseam: Fight back against advertising surveillance

    Project mention: ULPT: Do you hate a particular online advertisement? Click on it multiple times and don’t buy anything. | | 2022-05-10

    Correct, the GitHub repo is actually a fork of uBlock

  • RSSHub-Radar

    🍰 Browser extension that simplifies finding and subscribing RSS and RSSHub

    Project mention: Do you know any Firefox Addon for RSS discovery with support for RSSHub Feeds? | | 2022-04-25

    The Support site link of the one you linked points to, which is a fork of the Support site link of the Chinese version:

  • SonarLint

    Deliver Cleaner and Safer Code - Right in Your IDE of Choice!. SonarLint is a free and open source IDE extension that identifies and catches bugs and vulnerabilities as you code, directly in the IDE. Install from your favorite IDE marketplace today.

  • GhostText

    👻 Use your text editor to write in your browser. Everything you type in the editor will be instantly updated in the browser (and vice versa).

    Project mention: Friendly PSA: Open a Github Repo on VSCode all in the browser | | 2021-09-12
  • awesome-browser-extensions-for-github

    A collection of awesome browser extensions for GitHub.

    Project mention: Codeless Contributions with GitHub Issue Forms | | 2021-10-15

    I maintain a list of awesome browser extensions for GitHub. Every now and then I get a pull request to add a new extension to the list. Dealing with the pull request is sometimes a bit of a pain for both the contributor and me. Especially when the contribution guidelines are not met. Applying what we have learned with Issue Forms, we can simplify this process to one simple step.

  • web-ext

    A command line tool to help build, run, and test web extensions

    Project mention: Web-ext: A command line tool to help build, run, and test Firefox web extensions | | 2022-04-17
  • marinara

    Pomodoro® time management assistant for Chrome

    Project mention: Subscription-free Windows pomodoro mini timer? | | 2022-04-27

    If you are always working in browser there is this chrome addon:

  • github-hovercard

    Neat hovercards for GitHub.

    Project mention: Extensões para Navegador - Turbinando sua experiência no GitHub | | 2022-04-20
  • nightTab

    A neutral new tab page accented with a chosen colour. Customise the layout, style, background and bookmarks with nightTab.

    Project mention: Weekly Discussion Thread, May 9th, 2022 | | 2022-05-16

    I use this extension and made it like this. You can customize many things.

  • keepassxc-browser

    KeePassXC Browser Extension

    Project mention: Notion web : simple click acts as drag | | 2021-11-19

    I just found out that the keepassxc-browser extension I use caused this (

  • search-by-image

    Browser extension for reverse image search, available for Chrome, Edge and Safari

    Project mention: The perfect Steam Deck skin doesn't ex.. | | 2022-05-09

    Use search by image extension.

  • duckduckgo-privacy-extension

    DuckDuckGo Privacy Essentials browser extension for Firefox, Chrome.

    Project mention: Hundreds of websites collect data from webforms before users send it | | 2022-05-12

    LeakInspector also features a user interface where recent sniff and leak attempts are listed, along with the tracker domain, company and tracker category. The user interface module is based on DuckDuckGo’s Privacy Essentials add-on.

  • read-aloud

    An awesome browser extension that reads aloud webpage content with one click

    Project mention: Anti-vaxxer group is using India's drop in COVID cases for promoting Ivermicitin via famous browser extension 'Read Aloud' used by millions especially those with accessibility needs | | 2021-09-23

    Here is the discussion with the developer on GitHub who's doubling down on their agenda without addressing their deceptive practice.

  • refined-hacker-news

    ✨ Hacker News, but refined — Interface tweaks and features to make the HN experience better

    Project mention: Hacker News Guidelines | | 2022-04-22

    Probably not so useful for mobile, but have a look at Refined HN extension:

    I discovered it a few days ago. It seems to include a "override CSS" box in the menu, allowing anyone to customize the look of HN.

  • chrome-utm-stripper

    Browser extension that strips Google Analytics (UTM) parameters, and various other click tracking tokens, from URL query strings

  • markdown-viewer

    Markdown Viewer / Browser Extension (by simov)

    Project mention: Blog.txt | | 2021-10-30

    I wish Firefox could render AsciiDoc, MarkDown etc. natively. There are extensions, though, e.g.

  • webscrapbook

    A browser extension that captures web pages to local device or backend server for future retrieval, organization, annotation, and edit. This project inherits from legacy Firefox add-on ScrapBook X.

    Project mention: Best addon/app/software for keeping bookmarks/text clippings/image saves/notes/reddit interesting stuff all in one place? | | 2022-04-29 haven't used myself but sounds interesting

  • browser-extension-template

    📕 Barebones boilerplate with Parcel 2, options handler and auto-publishing

  • web-archives

    Browser extension for viewing archived and cached versions of web pages, available for Chrome, Edge and Safari

    Project mention: Bookmarklets for preserving/archiving internet pages/history/culture | | 2022-04-27

    You can also use the Web Archives browser extension to view archives/easily archive pages.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020). The latest post mention was on 2022-05-22.

JavaScript browser-extension related posts


What are some of the best open-source browser-extension projects in JavaScript? This list will help you:

Project Stars
1 uBlock 30,460
2 octotree 21,983
3 Quasar Framework 21,249
4 wappalyzer 7,483
5 buster 4,803
6 AdNauseam 3,285
7 RSSHub-Radar 2,840
8 GhostText 2,680
9 awesome-browser-extensions-for-github 2,376
10 web-ext 1,972
11 marinara 1,929
12 github-hovercard 1,681
13 nightTab 1,135
14 keepassxc-browser 1,107
15 search-by-image 968
16 duckduckgo-privacy-extension 940
17 read-aloud 804
18 refined-hacker-news 677
19 chrome-utm-stripper 669
20 markdown-viewer 657
21 webscrapbook 559
22 browser-extension-template 539
23 web-archives 505
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