1.gorhill / uBlock
uBlock Origin - An efficient blocker for Chromium and Firefox. Fast and lean.
- ublock-origin
- blocker
- firefox
- chromium
- ublock
- javascript
- +1 more
+5,238 stars
from 63,819 · score 8.56
Trending repositories
Ranked by Attention Score: stars gained over the last 180 complete days
65 repositories by Attention Score · May 8, 2026 – Nov 3, 2026 (UTC)
2.xifangczy / cat-catch
Translated猫抓 (Maozhua, "cat catch") Browser Resource Sniffing Extension / cat-catch Browser Resource Sniffing Extension
- chrome
- chrome-extension
- firefox
- javascript
- jquery
- video-downloader
- +2 more
+3,494 stars
from 19,262 · score 8.16
3.fishjar / kiss-translator
TranslatedA simple, open source bilingual translation extension & Greasemonkey script
- extension
- translation
- translator
- translate
- userscripts
- userscript
+3,444 stars
from 9,716 · score 8.14
4.voyager-crew / voyager
TranslatedEnhancement suite for Gemini, AI Studio, Claude, ChatGPT & DeepSeek — plus a prompt manager for any website, DeepSeek Harness included.
+3,294 stars
from 17,243 · score 8.10
5.immersive-translate / immersive-translate
TranslatedImmersive Dual Web Page Translation Extension - supports input box translation, mouse hover translation, and translation of PDF, Epub, subtitle files, and TXT files
- chrome-extension
- safari-extension
- translation
- userscript
+2,142 stars
from 17,404 · score 7.67
6.gildas-lormeau / SingleFile
Web Extension for saving a faithful copy of a complete web page in a single HTML file
- browser
- archive
- auto-save
- chrome
- firefox
- offline-reading
- +12 more
+1,958 stars
from 20,868 · score 7.58
7.bitwarden / clients
Bitwarden client apps (web, browser extension, desktop, and cli).
- webextension
- javascript
- bitwarden
- typescript
- safari
- chrome
- +7 more
+1,564 stars
from 12,572 · score 7.36
8.nanobrowser / nanobrowser
Open-source AI agent for web automation. Use your real, logged-in browser to automate daily tasks.
- chrome-extension
- agent
- ai-agents
- ai-tools
- automation
- browser-use
- +14 more
+1,498 stars
from 12,732 · score 7.31
9.Vendicated / Vencord
The cutest Discord modification
+1,415 stars
from 12,998 · score 7.26
10.refined-github / refined-github
:octocat: Browser extension that simplifies the GitHub interface and adds useful features
- chrome-extension
- github
- github-extension
- userstyle
- firefox-addon
- browser-extension
- +1 more
+1,380 stars
from 31,050 · score 7.23
11.hangwin / mcp-chrome
Chrome MCP Server is a Chrome extension-based Model Context Protocol (MCP) server that exposes your Chrome browser functionality to AI assistants like Claude, enabling complex browser automation, content analysis, and semantic search.
+1,195 stars
from 11,336 · score 7.09
12.aliasvault / aliasvault
Privacy-first password manager with built-in email aliasing. Fully encrypted and self-hostable.
- argon2id
- blazor
- dotnet
- password-manager
- srp
- wasm
- +5 more
+1,052 stars
from 2,396 · score 6.96
13.NopeCHALLC / nopecha-extension
Automated CAPTCHA solver for your browser. Works with Selenium, Puppeteer, Playwright, and more.
- perimeterx
- nopecha
- ai-agents
- anti-captcha
- arkose
- aws-waf
- +9 more
+997 stars
from 10,095 · score 6.91
14.ajayyy / SponsorBlock
Skip YouTube video sponsors (browser extension)
- sponsored-segments
- youtube-videos
- chrome
- firefox
- adblock
- adblocker
- +8 more
+974 stars
from 13,043 · score 6.88
15.alyssaxuu / screenity
The free and privacy-friendly screen recorder with no limits 🎥
- screen-capture
- screencast
- recorder
- annotation
- design
- productivity
- +10 more
+903 stars
from 18,031 · score 6.81
16.darkreader / darkreader
Dark Reader Chrome and Firefox extension
- dark-theme
- chrome-extension
- firefox-addon
- dark-mode
- night-mode
- darkmode
- +3 more
+795 stars
from 21,777 · score 6.68
+781 stars
from 26,321 · score 6.66
18.AutomaApp / automa
A browser extension for automating your browser by connecting blocks
- vue
- chrome-extension
- automation
- browser-extension
- workflow
- javascript
- +3 more
+661 stars
from 21,049 · score 6.50
+489 stars
from 1,334 · score 6.19
20.dailydotdev / daily
daily.dev is the personalized developer news feed and community. Get the best tech content from all over the web in your browser new tab or on mobile. Free and open source.
- chrome-extension
- developer-tools
- developer-portal
- professional-networking
- edge-extension
- ai
- +14 more
+448 stars
from 19,680 · score 6.11
21.crimx / ext-saladict
🥗 All-in-one professional pop-up dictionary and page translator which supports multiple search modes, page translations, new word notebook and PDF selection searching.
- chrome
- extension
- firefox-addon
- react
- typescript
- rxjs
- +6 more
+426 stars
from 12,985 · score 6.06
22.nextai-translator / nextai-translator
TranslatedBrowser extension and cross-platform desktop application for translation based on ChatGPT API.
- chatgpt
- chrome-extension
- openai
- translation
- translator
- browser-extension
- +1 more
+403 stars
from 24,616 · score 6.00
23.dessant / buster
Captcha solver extension for humans, available for Chrome, Edge and Firefox
- browser-extension
- chrome-extension
- firefox-extension
- captcha
- recaptcha
- captcha-solving
- +1 more
+402 stars
from 8,961 · score 6.00
24.Anarios / return-youtube-dislike
Chrome extension to return youtube dislikes
- chrome-extension
- youtube
- firefox
- firefox-addon
- firefox-extension
- dislike
- +3 more
+395 stars
from 13,444 · score 5.98
25.code-charity / youtube
YouTube (Video) Browser-Extension. [Top1 FOSS.] Enrich your experience & choice! 🧰Smart features📌set & forget📌100s of tweaks. Longest-standing. Join🧩us?👨👩👧👧 ⋮ ⋮ ⋮ ⋮ ⋮ {playback|discovery|extra player buttons|quality|codec|full tab|full screen|no distraction|shorts}
- extension
- chrome-extension
- youtube
- youtube-api
- playback-speed
- youtube-player
- +10 more
+359 stars
from 4,306 · score 5.89
26.adam-p / markdown-here
Google Chrome, Firefox, and Thunderbird extension that lets you write email in Markdown and render it before sending.
+339 stars
from 59,920 · score 5.83
27.FelisCatus / SwitchyOmega
No longer maintained, see pinned issues
+254 stars
from 22,359 · score 5.54
+234 stars
from 16,779 · score 5.46
+226 stars
from 23,075 · score 5.42
30.MetaMask / metamask-extension
:globe_with_meridians: :electric_plug: The MetaMask browser extension enables browsing Ethereum blockchain enabled websites
+214 stars
from 13,036 · score 5.37
31.listen1 / listen1_chrome_extension
one for all free music in china (chrome extension, also works for firefox)
- chrome-extension
- music-player
+189 stars
from 11,935 · score 5.25
32.ChatGPTBox-dev / chatGPTBox
Integrating ChatGPT into your browser deeply, everything you need is here
- browser-extension
- chatgpt
- chrome-extension
- edge-extension
- firefox-addon
- firefox-extension
- +1 more
+172 stars
from 10,601 · score 5.15
33.webrecorder / archiveweb.page
A High-Fidelity Web Archiving Extension for Chrome and Chromium based browsers!
- chromium
- extension
- web-archiving
- webrecorder
- archiving
- wacz
- +2 more
+158 stars
from 1,458 · score 5.07
34.chathub-dev / chathub
The repository host gives no description.
- all-in-one
- browser-extension
- chrome-extension
- react
- typescript
+152 stars
from 10,499 · score 5.03
35.anticensority / runet-censorship-bypass
Web-extension for bypassing censorship in Russia
- chrome-extension
- anticensorship
- antizapret
- freedom
- pac-scripts
- chromium
- +2 more
+109 stars
from 2,309 · score 4.70
36.checkly / headless-recorderArchived
Chrome extension that records your browser interactions and generates a Playwright or Puppeteer script.
- puppeteer
- chrome
- chrome-extension
- vue
- playwright
+95 stars
from 15,213 · score 4.56
37.reduxjs / redux-devtools
DevTools for Redux with hot reloading, action replay, and customizable UI
+69 stars
from 14,305 · score 4.25
38.Rob--W / crxviewer
Add-on / web app to view the source code of Chrome / Firefox / Opera 15 extensions and zip files.
+68 stars
from 1,654 · score 4.23
39.bhollis / jsonview
A web extension that helps you view JSON documents in the browser.
- chrome-extension
- firefox-extension
- jsonview
- json
- webextension
+65 stars
from 1,675 · score 4.19
40.OctoLinker / OctoLinker
OctoLinker — Links together, what belongs together
- github
- productivity
- octolinker
- github-extension
- browser-extension
+55 stars
from 5,339 · score 4.03
+40 stars
from 4,095 · score 3.71
42.sparticleinc / chatgpt-google-summary-extension
TranslatedChrome extension to view ChatGPT summaries alongside Google search results and YouTube videos, also supports Yahoo! ニュース (Yahoo! News), PubMed, PMC, NewsPicks, Github, Nikkei, Bing, Google Patents, and any page summary.
- chatgpt
- chrome-extension
- google-chatgpt
- browser-extension
- firefox-extension
- +1 more
+40 stars
from 2,030 · score 3.71
43.vuejs / devtools-v6
⚙️ Browser devtools extension for debugging Vue.js applications.
+39 stars
from 24,616 · score 3.69
44.AI-Prompt-Genius / AI-Prompt-Genius
Curate a custom library of AI Prompts
- ai
- browser-extension
- chatgpt
- chrome-extension
+38 stars
from 1,272 · score 3.66
45.meta / react-devtoolsArchived
An extension that allows inspection of React component hierarchy in the Chrome and Firefox Developer Tools.
+37 stars
from 10,972 · score 3.64
46.interstellard / chatgpt-advanced
WebChatGPT: A browser extension that augments your ChatGPT prompts with web results.
- ai
- browser-extension
- chatgpt
- chrome-extension
- firefox-addon
- firefox-extension
+36 stars
from 6,389 · score 3.61
47.AdguardTeam / AdGuardMiniForMac
AdGuard Mini for macOS
- adblock
- safari
- adguard
- safari-extension
- open-source
- adguard-mini
+32 stars
from 1,157 · score 3.50
48.chinchang / web-maker
A blazing fast & offline frontend code editor
- offline
- chrome-tabs
- chrome-extension
- playground
- web
- code-editor
+30 stars
from 2,678 · score 3.43
49.wong2 / chatgpt-google-extension
This project is deprecated. Check my new project ChatHub:
- browser-extension
- chatgpt
- chrome-extension
- firefox-addon
+25 stars
from 12,995 · score 3.26
50.ipfs / ipfs-companion
Browser extension that routes ipfs:// addresses and content-addressed websites through your own local IPFS node
+23 stars
from 2,145 · score 3.18
51.tulios / json-viewer
It is a Chrome extension for printing JSON and JSONP.
- json-viewer
- chrome
- jsonp
- chrome-extension
- javascript
- json
- +1 more
+20 stars
from 3,438 · score 3.04
52.npmhub / npmhub
🔎 A browser extension to explore npm dependencies on GitHub repos
- chrome-extension
- github
- github-extension
- safari-extension
- firefox-addon
- browser-extension
- +1 more
+16 stars
from 821 · score 2.83
53.zalmoxisus / redux-devtools-extension
Redux DevTools extension.
+15 stars
from 13,416 · score 2.77
+11 stars
from 1,651 · score 2.48
55.polkadot-js / extension
Simple browser extension for managing Polkadot and Substrate network accounts in a browser. Allows the signing of extrinsics using these accounts. Also provides a simple interface for compliant extensions for dapps.
- polkadot
- substrate
- polkadot-js
- extension
- blockchain
+11 stars
from 1,010 · score 2.48
56.panicsteve / cloud-to-butt
Chrome extension that replaces occurrences of 'the cloud' with 'my butt'
+8 stars
from 1,493 · score 2.20
57.arnoappenzeller / PiPifier
PiPifier is a native macOS 10.12 Safari extension that lets you use every HTML5 video in Picture in Picture mode
- my-apps
+8 stars
from 791 · score 2.20
58.apollographql / apollo-client-devtools
Apollo Client browser developer tools.
+7 stars
from 1,521 · score 2.08
59.liady / ChatGPT-pdf
A Chrome extension for downloading your ChatGPT history to PNG, PDF or a sharable link
+7 stars
from 1,470 · score 2.08
60.fregante / browser-extension-template
📕 Barebones boilerplate with Parcel 2, options handler and auto-publishing
- browser-extension
- chrome-extension
- firefox-extension
- github-template
- webextensions
- parcel
+7 stars
from 839 · score 2.08
61.maxchehab / CSS-Keylogging
Chrome extension and Express server that exploits keylogging abilities of CSS.
+6 stars
from 3,229 · score 1.95
62.micmro / performance-bookmarklet
Performance-Bookmarklet helps to analyze the current page through the Resource Timing API, Navigation Timing API and User-Timing - requests by type, domain, load times, marks and more. Sort of a light live WebPageTest.
- webperf
- bookmarklet
- navigation-timing
- resource-timing
- analyzer
- performance
- +5 more
+6 stars
from 1,145 · score 1.95
63.marcelduran / yslow
YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages.
+5 stars
from 2,196 · score 1.79
64.emberjs / ember-inspector
Adds an Ember tab to the browser's Developer Tools that allows you to inspect Ember objects in your application.
+2 stars
from 967 · score 1.10
+1 stars
from 3,756 · score 0.69