💬 Messaging in Web Extensions made easy. Batteries included.
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Feb 21, 2026 - TypeScript
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browser-extensions
Browser extensions are small software modules that customize and extend the functionality of web browsers. They can modify browser behavior, enhance user interfaces, integrate third-party services, and automate workflows directly within the browsing experience.
Here are 84 public repositories matching this topic...
PhotoShow is a browser extension helping you view/copy/download high-definition images simply by hovering mouse on image thumbnails, improving your productivity and online experience!
chrome-extensions image-enlarger image-downloader productivity-tools image-zoomer browser-extensions firefox-addons edge-extensions
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Mar 29, 2026 - JavaScript
🚀 Browser Platform Publisher
chrome-extension firefox-addon json-schema continuous-integration opera-addon continuous-deployment actions browser-extension chrome-extensions web-extensions browser-extensions edge-addon
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Feb 12, 2025 - TypeScript
Command line tool for building extensions/add-ons for chromium based browsers.
chrome-extension cli firefox-addon extensions addons developer-tools opera-extension browser-extension command-line-tool web-extensions edge-extension browser-extensions
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Apr 1, 2026 - JavaScript
A browser extension that alerts you when you navigate to a website belonging to an organization whose employees are on strike.
chrome-extension firefox firefox-addon google-chrome chromium edge firefox-extension browser-extension chrome-extensions edge-extension firefox-extensions chrome-browser-extension add-ons-for-firefox cross-browser-extension javascript-browser-extension browser-extensions microsoft-edge-extension firefox-addons edge-extensions web-browser-extension
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Mar 24, 2025 - JavaScript
Browser userscript to automatically send DAN messages to ChatGPT
nlp ai userscript chatbot artificial-intelligence openai userscripts browser-extension gpt conversational-ai browser-extensions gpt-3 gpt-4 chatgpt chat-gpt chatgpt-browser-extension chat-gpt-tool chatgpt-dan chat-gpt-dan chagpt-jailbreak
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Nov 27, 2023 - JavaScript
A curated list of real Micro SaaS tools categorized by niche. Perfect for inspiration, research, and startup ideas.
api developer-tools awesome-list marketing-tools no-code seo-tools saas-boilerplate indie-hacker startup-tools browser-extensions productivity-apps micro-saas ai-tools generative-ai saas-examples
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Apr 2, 2026
Securely collect browsing history over browsers.
opera-addon chrome-browser self-hosted personal-data sqlite3-database browser-history firefox-extensions web-platform tampermonkey-script archival ownyourdata opera-browser incognito-mode digital-history privacy-by-design selfhosting extension-chrome brave-extension brave-browser browser-extensions
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Jul 16, 2021 - JavaScript
Simple account switcher for Discord web with QoL features.
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Apr 20, 2025 - JavaScript
A simple userscript to download YouTube videos in MAX QUALITY
youtube userscript youtube-dl userscripts browser-extension youtube-downloader youtube-download youtube-music yt-downloader yt-download youtube-downloader-js ytmusic browser-extensions youtube-music-downloader youtube-shorts youtube-shorts-download ytshorts yt-shorts
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Oct 23, 2024 - JavaScript
A Chrome Extension that forces 1080p resolution for videos on Amazon Prime Video to be applied
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May 13, 2024 - JavaScript
Copy-n-Paste: Clipboard Upload Simplified extension for Chromium and Firefox. Simplifies uploading copied screenshots, images, files from clipboard. No need to save as files. Similar to Opera Easy Files.
javascript chrome-extension clipboard firefox-addon webextension firefox-extension opera-extension browser-extension chrome-extensions copy-paste mozilla-firefox-addon edge-extension clipboard-extension chromium-extension vivaldi-extension brave-extension clipboard-api browser-extensions edge-extensions chromium-extensions
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Mar 24, 2026 - JavaScript
Browse, edit and manage IndexedDB databases in Firefox and Chromium browsers
firefox chrome databases webextensions indexeddb database-gui chrome-extensions database-manager indexeddb-tools indexed-db browser-extensions firefox-addons
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Jan 19, 2026 - TypeScript
A tool for quickstarting your browser extension development. Powered by Bun!
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Sep 22, 2023 - TypeScript
TJDict is a fast, easy, open-source, and ad-free browser extension for multi-dictionary searching.
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Oct 2, 2024 - JavaScript
uBlacklist blacklist - Fake webstores - Blocks fake machine-translated web stores that only redirect you to AliExpress. I have added various domains mostly from .ee (Estonia) top-level domain and a few others, in total about 550 new domains so far.
chrome-extension spam blacklist firefox-addon blocklist domain anti-spam browser-extension blocker aliexpress chrome-extensions spam-filtering ublacklist browser-extensions seo-spammers blockers firefox-addons fake-detection fake-webstores anti-fake
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Jan 17, 2026 - Shell
Create Blazor WASM Manifest V3 web browser extensions
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Nov 29, 2025 - C#
The most comprehensive mouse gesture extension for Chrome, featuring mouse gestures, super drag, rocker gestures, wheel gestures, and more.
chrome-extension chrome gesture browser-extension chrome-extensions gestures browser-addon chrome-addon mouse-gesture mouse-gestures browser-addons browser-extensions
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Dec 13, 2025 - JavaScript
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Mar 3, 2026 - HTML
浏览器优化指南 附加组件
chrome-extension firefox chrome browser firefox-addon extensions guide edge addons browser-extension edge-extension browser-extensions
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Apr 1, 2023
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