326,509 extensions · updated Jun 28, 2026
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| Name | Category | Developer | Users ↓ | Trend 90d | Rating | Reviews | Version | MV | Size | Langs | Permissions | Updated | ★ | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Custom Script Injector Inject custom CSS and JavaScript into websites. | Developer Tools | tomelilla.tw | 32 | up 7.7 percent+7.7% | — | — | 1.3.3 | V3 | 112KiB | 4 | storage, scripting, activ… | Dec 12, 2025 | |
 | Firebase LocalStorage DB Exporter Exports firebaseLocalStorage entries from IndexedDB to clipb… | Developer Tools | igolaizola | 32 | up 14.3 percent+14.3% | — | — | 1.1 | V3 | 10.35KiB | 1 | activeTab, scripting | Nov 2, 2025 | |
 | Seal Analytics Debugger A simple multi-platform analytics debugger to visualize your… | Developer Tools | Seal | 32 | no change0% | — | — | 0.0.1 | V3 | 117KiB | 1 | storage, webRequest, tabs… | Apr 18, 2024 | |
 | ScheduleLLM Schedule messages to be sent to Claude at a specific time vi… | Developer Tools | Colas Gelin | 32 | up 460.0 percent+460.0% | — | — | 1.0.0 | V3 | 15.98KiB | 1 | alarms, storage, tabs, sc… | Apr 14, 2026 | |
 | Refund % Calculator Calculate refund percentage from Walmart-style data tables | Developer Tools | pradeep.anand32 | 32 | up 1100.0 percent+1100.0% | — | — | 1.0 | V3 | 7.89KiB | 1 | scripting, activeTab | May 8, 2026 | |
 | Descargar videos de Pinterest Descarga vídeos de Pinterest fácilmente con un solo clic usa… | Developer Tools | hoangtro789 | 32 | up 19.2 percent+19.2% | — | — | 1.0 | V3 | 6.34KiB | 1 | clipboardRead, clipboardW… | Nov 1, 2025 | |
 | Hidden Automation Detector Real-time visibility into Salesforce automation execution - … | Developer Tools | Sangamesh Gella | 32 | up 6.5 percent+6.5% | ★ 5.0 | 1 | 1.0.4 | V3 | 230KiB | 1 | storage, clipboardWrite, … | Oct 1, 2025 | |
 | SheetShadow SheetShadow: Professional Dark Mode for Google Sheets Take … | Developer Tools | perluapaaja | 32 | up 40.0 percent+40.0% | ★ 5.0 | 8 | 1.0 | V3 | 48.96KiB | 1 | storage, alarms, activeTa… | Apr 8, 2026 | |
 | synthux AI-powered UX audit in your browser. Evaluate any page with … | Developer Tools | ufuk aydın | 32 | up 383.3 percent+383.3% | — | — | 1.9.0 | V3 | 911KiB | 2 | activeTab, sidePanel, scr… | Jun 11, 2026 | |
 | Site Alarm подсветка элементов Расширение для подсветки DOM элементов из отчёта сервиса Sit… | Developer Tools | pofilippov | 32 | down 22.7 percent−22.7% | ★ 5.0 | 2 | 1.0.2 | V3 | 15.53KiB | 2 | tabs, scripting | Dec 16, 2025 | |
 | Lizhi JSSDK Extension Lizhi JSSDK Extension for Developers | Developer Tools | shoyuf | 32 | down 8.8 percent−8.8% | ★ 4.0 | 1 | 1.1.1 | V3 | 217KiB | 1 | tabs, storage, scripting,… | Jun 6, 2023 | |
 | Claude Usage Tracker Real-time Claude.ai usage tracking — session limits, weekly … | Developer Tools | Jlugo32 | 32 | up 3200.0 percent+3200.0% | ★ 5.0 | 1 | 2.0.1 | V3 | 61.37KiB | 1 | activeTab, scripting, sto… | Jun 8, 2026 | |
 | YouTube Timestamp Notes Take timestamped notes while watching YouTube. Click any not… | Developer Tools | YT Stamp Publishing | 32 | down 11.4 percent−11.4% | — | — | 1.0.0 | V3 | 32.64KiB | 1 | storage, contextMenus, al… | Mar 16, 2026 | |
 | Window Size Overlay Displays current window dimensions (viewport or full window)… | Developer Tools | Damian Lipski | 32 | up 33.3 percent+33.3% | — | — | 1.3.2 | V3 | 18.24KiB | 2 | storage | Oct 28, 2025 | |
 | SwagDocs - OpenAPI to Markdown Converter Convert Swagger/OpenAPI endpoints into high-quality Markdown… | Developer Tools | congphan.dev | 32 | up 6.5 percent+6.5% | ★ 5.0 | 3 | 1.0.1 | V3 | 88.09KiB | 1 | activeTab, scripting, sto… | Mar 13, 2026 | |
 | Open Graph Devtools This browser extension adds a new DevTools panel specificall… | Developer Tools | patrick91 | 32 | down 22.5 percent−22.5% | ★ 5.0 | 1 | 1.1.0 | V3 | 67.61KiB | 1 | — | Nov 6, 2025 | |
 | Roblox Sales Tracker Standalone Roblox sales intelligence dashboard and real-time… | Developer Tools | — | 32 | up 158.3 percent+158.3% | ★ 5.0 | 3 | 5.0 | V3 | 143KiB | 1 | storage | May 26, 2026 | |
 | SP REST ReSender Click the extension button to resend the current tab's Share… | Developer Tools | Jón Stefán Jónsson | 32 | up 6.9 percent+6.9% | — | — | 1.1 | V3 | 22.08KiB | 1 | activeTab | Aug 19, 2025 | |
 | GitHub Red Issues Revert closed GitHub issues from purple back to red. | Developer Tools | Katsute | 32 | down 9.7 percent−9.7% | — | — | 10.7 | V3 | 16.11KiB | 1 | — | Apr 16, 2026 | ★ |
 | GAGL GAGL Are Great Lines | Developer Tools | cfdxkk | 32 | up 6.3 percent+6.3% | — | — | 0.1.6 | V3 | 15.38KiB | 1 | activeTab, scripting | May 28, 2023 | |
 | Hreflang Checker - Lingrix Audit hreflang tags, canonical signals, reciprocal links, an… | Developer Tools | Lingrix | 32 | no change0% | — | — | 0.3.0 | V3 | 134KiB | 3 | activeTab, scripting, sto… | Jun 7, 2026 | |
 | TypeScope - Text Style Inspector Scan any webpage for typography styles used. Detect fonts, s… | Developer Tools | Saugat | 32 | up 50.0 percent+50.0% | ★ 5.0 | 1 | 1.0.0 | V3 | 36.81KiB | 1 | tabs | Mar 15, 2026 | |
 | MD5 & Laravel Bcrypt Hasher Convert strings to MD5 and Laravel Bcrypt hash | Developer Tools | irushithakar | 32 | up 15.6 percent+15.6% | ★ 5.0 | 2 | 1.0 | V3 | 31.09KiB | 1 | — | Apr 10, 2025 | |
 | AI PR Reviewer AI-powered Pull Request reviewer using GPT-4 and Claude | Developer Tools | Naresh Tank | 32 | up 5.7 percent+5.7% | ★ 5.0 | 2 | 1.0.0 | V3 | 49.37KiB | 1 | storage | Feb 17, 2025 | |
 | TokenNinja Stealthy JWT security testing toolkit - Decode, analyze & ex… | Developer Tools | Synken Innovations | 32 | up 36.4 percent+36.4% | — | — | 1.0.1 | V3 | 34.93KiB | 1 | activeTab, storage, cooki… | Dec 10, 2025 | |
 | Local Storage to Clipboard Copies a value from the active page's local storage to the c… | Developer Tools | bittukumart26 | 32 | up 17.2 percent+17.2% | ★ 5.0 | 2 | 1.0 | V3 | 17.99KiB | 1 | clipboardWrite, activeTab… | Sep 2, 2025 | |
 | Prompt Optimizer Optimize your prompts for ChatGPT, Claude, and Gemini | Developer Tools | promptoptimizr | 32 | up 400.0 percent+400.0% | — | — | 1.0.1 | V3 | 38.37KiB | 1 | storage, cookies | Mar 18, 2026 | |
 | Prediction Markets Price to Odds Converter Converts percentage and cent values to europeanbetting odds … | Developer Tools | — | 32 | down 2.9 percent−2.9% | ★ 5.0 | 1 | 1.0.0 | V3 | 12.89KiB | 1 | storage | Dec 15, 2025 | |
 | Quick CSS inspector This is a Chrome Extension built to inspect the calculated c… | Developer Tools | silentsheep1919 | 32 | down 3.4 percent−3.4% | — | — | 0.0.1 | V3 | 11.24KiB | 1 | activeTab, scripting | Dec 4, 2023 | |
 | Markdown Extractor Extract main content from web pages and convert to clean mar… | Developer Tools | — | 32 | down 2.4 percent−2.4% | — | — | 2.0.0 | V3 | 22.92KiB | 1 | activeTab, scripting, dow… | May 30, 2026 | |
 | Access Tool This extension helps you to login the data tool using cookie… | Developer Tools | newsdaily24by7com | 32 | down 3.2 percent−3.2% | ★ 5.0 | 1 | 3.6 | V3 | 11.09KiB | 1 | cookies, storage | Apr 11, 2023 | |
 | Small Tester - A No-Code AI Test Automation Tool AI Test Automation Tool, I will run manual test cases for yo… | Developer Tools | avrm.soft | 32 | down 25.7 percent−25.7% | — | — | 0.0.2 | V3 | 710KiB | 1 | storage, scripting, activ… | Oct 7, 2025 | |
 | Markdown Clipper Convert selected text to Markdown. Edit, preview, and export… | Developer Tools | aacdapps | 32 | up 10.7 percent+10.7% | ★ 5.0 | 1 | 1.0 | V3 | 70.0KiB | 1 | contextMenus, storage, sc… | Nov 22, 2025 | |
 | JupyLens - Jupyter Notebook Viewer & Editor Open, view, and edit Jupyter/IPython Notebook (.ipynb) files… | Developer Tools | Niloy | 32 | up 400.0 percent+400.0% | — | — | 1.2.0 | V3 | 85.75KiB | 1 | storage, unlimitedStorage | Apr 4, 2026 | |
 | CacheCat View, edit, and manage website storage. Supports Cookies, Lo… | Developer Tools | Chinmay Sonawane | 32 | up 57.9 percent+57.9% | ★ 5.0 | 4 | 1.0.1 | V3 | 91.26KiB | 1 | cookies, scripting, activ… | Nov 28, 2025 | |
 | TCS Lockdown Lockdown Chrome to keep students focused and working! | Developer Tools | Keaton F | 32 | down 16.0 percent−16.0% | — | — | 1.7 | V3 | 14.39KiB | 1 | storage, scripting, tabs,… | Feb 6, 2024 | |
 | Compass Navigate AI conversations with sticky scroll headers and a p… | Developer Tools | prayas.lashkari98 | 32 | up 222.2 percent+222.2% | — | — | 2.0.1 | V3 | 778KiB | 1 | storage, activeTab, tabs | Mar 10, 2026 | |
 | Request Alchemist Intercept and customize API responses with precision pattern… | Developer Tools | Gersanco | 32 | up 18.5 percent+18.5% | — | — | 0.4.0 | V3 | 240KiB | 1 | scripting, sidePanel, sto… | May 21, 2026 | |
 | Diffy AI-powered diff review for GitHub and GitLab | Developer Tools | ModLabs | 32 | no change0% | — | — | 1.0.0.3 | V3 | 60.66KiB | 1 | storage, activeTab, tabs | Dec 19, 2025 | |
 | Github Excalidraw Renderer Convert .excalidraw files to .svg and replace content inline | Developer Tools | rasicoca | 32 | up 58.8 percent+58.8% | — | — | 1.0.2 | V3 | 355KiB | 1 | activeTab, scripting | Apr 15, 2024 | |
 | Script Patcher Patch matched JavaScript files with sandboxed user-defined r… | Developer Tools | akshaybhanawala | 32 | up 200.0 percent+200.0% | — | — | 1.5.1 | V3 | 105KiB | 1 | debugger, tabs, storage, … | May 24, 2026 | |
 | Show Image Sizes Show the sizes of all images on the current website. Also sh… | Developer Tools | Milan Bombsch | 32 | up 6.5 percent+6.5% | ★ 5.0 | 1 | 1.2 | V3 | 3.49MiB | 1 | activeTab, scripting | Feb 12, 2025 | |
 | Mobile-Friendly Tester Test your website's mobile responsiveness directly in your b… | Developer Tools | MaximeGUINARD | 32 | up 6.3 percent+6.3% | — | — | 1.0 | V3 | 62.42KiB | 1 | activeTab | Mar 25, 2025 | |
 | Firestore Copy JSON Copy Firestore document to JSON. | Developer Tools | sathishvj | 32 | up 57.9 percent+57.9% | ★ 5.0 | 1 | 1.0 | V3 | 35.21KiB | 1 | scripting | Jan 21, 2026 | |
 | GitRev Game Gamify your GitHub experience. Level up , collect skins, cli… | Developer Tools | jasemkhlifi | 32 | no change0% | ★ 5.0 | 1 | 1.0.7 | V3 | 1.29MiB | 1 | identity, storage | Dec 14, 2023 | |
 | vParam view parameters | Developer Tools | hahahoho5915 | 32 | down 9.1 percent−9.1% | ★ 5.0 | 5 | 1.0.1 | V3 | 10.64KiB | 1 | tabs | May 12, 2022 | |
 | Design Overlay Tool Overlay design mockups on web pages for pixel-perfect implem… | Developer Tools | Trade Coffee | 32 | up 42.9 percent+42.9% | ★ 5.0 | 1 | 1.0.0 | V3 | 15.17KiB | 1 | storage, activeTab | Nov 10, 2025 | |
 | SEO Check Get instant insights into page titles, descriptions, heading… | Developer Tools | nK | 32 | up 2.9 percent+2.9% | — | — | 0.0.3 | V3 | 79.94KiB | 1 | — | Feb 9, 2025 | |
 | Поиск по выделенному тексту Быстрый поиск выделенного текста в любой поисковой системе в… | Developer Tools | livebright | 32 | up 32.0 percent+32.0% | — | — | 1.0.2 | V3 | 19.09KiB | 1 | contextMenus, activeTab, … | May 6, 2026 | |
 | Google Tag Manager Internal Traffic Filter Automatically mark internal traffic in Google Tag Manager an… | Developer Tools | Semetrical Ltd | 32 | up 70.6 percent+70.6% | — | — | 1.2 | V3 | 419KiB | 1 | storage, tabs | May 4, 2026 |