Browser Extension Builder

Getalby.com

Use Bitcoin anywhere with a secure web wallet

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Alby lets you use Bitcoin and Nostr easily across the web and apps with a self-custodial lightning wallet and open-source browser extension tools.

Browserext.github.io

Connect with browser extension developers

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A community hub for developers interested in browser extension technologies, featuring discussions, resources, and collaborative projects.

Fbpurity.com

Clean up and personalize your Facebook feed

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FB Purity is a browser extension that lets you clean up and customize your Facebook feed by hiding unwanted posts, ads, and other clutter.

Privacybadger.org

Block online trackers for safer browsing

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Privacy Badger is a browser extension by EFF that blocks trackers and helps protect your privacy while you browse the web.

Keepa.com

Track Amazon prices and get instant drop alerts

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Track Amazon product prices, view price history charts, and set alerts for price drops. Great for finding deals and making smart shopping choices.

Extensionworkshop.com

Build and publish your own Firefox extensions

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Learn how to create, test, and publish Firefox extensions with guides, tools, and support for both new and experienced developers.

Pockettube.io

Organize YouTube subscriptions your way

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Easily organize and group your YouTube subscriptions, mark videos as watched, and enjoy a streamlined way to manage your YouTube experience.

Yamli.com

Search Arabic sites using Latin letters

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Type in Latin letters and search the Arabic web easily. Yamli offers an Arabic search engine and smart keyboard for effortless Arabic input and browsing.

Browser.mt

Translate web pages locally in your browser

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Translate web pages instantly and privately in your browser with local machine translation—no cloud required. Available as a browser extension.

Flowcrypt.com

Encrypt Gmail messages in seconds

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FlowCrypt adds easy PGP email encryption to Gmail, letting you send and receive secure messages right from your inbox with a simple Chrome extension.

Momentumdash.com

Get inspired every time you open a new tab

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Momentum Dash transforms your browser start page into a personalized dashboard for focus, inspiration, and productivity with beautiful daily features.

Darkreader.org

Enable dark mode on all your favorite sites

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Dark Reader lets you enable dark mode on any website with a browser extension, offering customizable themes for comfortable night-time browsing.

Pptr.dev

Automate browser tasks with JavaScript

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Puppeteer is a JavaScript library that lets you control Chrome or Firefox browsers for automated tasks, testing, and web scraping using simple APIs.

Colorzilla.com

Pick and save colors from any website

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Pick colors from any webpage, create gradients, and build color palettes easily with ColorZilla’s browser tools. Supports multiple languages.

Getadblock.com

Block ads and browse faster on any browser

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AdBlock lets you block ads and pop-ups across all major browsers, helping you browse faster and protect your privacy online. Free and easy to use.

Crxcavator.io

Scan Chrome extensions for security risks

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crxcavator scans Chrome extensions for security risks, helping you check extensions for privacy and safety before you install them.

Chrispederick.com

Download the Web Developer browser extension

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Discover Chris Pederick's personal site and explore the Web Developer browser extension, plus blog posts and project updates from a seasoned developer.

Treeclicks.com

Plant trees for free while you shop online

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TreeClicks is a free browser extension that plants trees when you shop online at partner stores, helping you support reforestation at no extra cost.

Unisat.io

Manage Bitcoin NFTs directly in your browser

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UniSat Wallet is an open-source browser extension for managing Bitcoin NFTs, letting you store, send, and inscribe digital assets right from your browser.

Coveryourtracks.eff.org

Check your browser's privacy protection

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See how well your browser protects you from online tracking and fingerprinting with simple privacy tests and clear results. English language site.