All extensions

EndpointCentral DEX

🧑‍💻 Developer Tools

ManageEngine Endpoint Central DEX: Access device info and insights in tickets to troubleshoot faster, without switching tabs.

Entity Lens

🧑‍💻 Developer Tools

See how Google understands a website

EnvGuard

🧑‍💻 Developer Tools

Detect PROD / STAGING / DEV environments and show a color bar

Environment Guard

🧑‍💻 Developer Tools

Make application environments unmistakable and protect production from destructive actions.

EnvSwitcher

🧑‍💻 Developer Tools

Stay safe and switch seamlessly between development environments.

Env Switch Tool

🧑‍💻 Developer Tools

Configure API and CMS environment switching from imported JSON or manual entries.

EnvVault

🧑‍💻 Developer Tools

Encrypted local environment variable manager for developers.

EOL Tracking: hardware end-of-life badges

🧑‍💻 Developer Tools

Highlights hardware that is past or near end of support on any page. Runs on click, works offline, sends nothing anywhere.

ErrorToPrompt: Copy Errors as AI Prompts

🧑‍💻 Developer Tools

Copy any error, log, or stack trace as a ready-to-paste AI debugging prompt. Works with ChatGPT, Claude, Gemini, Copilot, and more.

ES Identity Inspector

🧑‍💻 Developer Tools

Inspect ES visitor IDs, visit counts, newsletter status, GrowthCode stitch health, and identity resolution by naked URL.

Ethereum Gas Fee Checker

🧑‍💻 Developer Tools

Check real-time Ethereum gas fees, ETH price, and estimate transaction costs. Powered by Etherscan & CoinGecko.

Etsy Search - Real Results Finder

🧑‍💻 Developer Tools

See which Etsy search results are actually relevant. Scans every page, not just page 1, for real matches and duplicates.

Eurisko AI Status

🧑‍💻 Developer Tools

O Downdetector das IAs — status de ChatGPT, Claude, Gemini e mais, alertas, rastreador de uso e widget lateral opcional.

Eva

🧑‍💻 Developer Tools

SHOPLINE 主题开发调试工具，用于查看主题信息、分析页面模块并检查组件配置。

EveryUtili

🧑‍💻 Developer Tools

Replace New Tab with instant search across 100+ free, privacy-first tools: converters, PDF tools, calculators, dev utilities.

EWD Grid

🧑‍💻 Developer Tools

Create grid overlays for layout alignment that enhance web development.

Extended-Hours Liquidity Warning

🧑‍💻 Developer Tools

Live pre-market/after-hours session clock plus a bid-ask spread risk check before you trade in thin extended-hours liquidity.

Extension Hub: All-in-One Micro-Extension Suite

🧑‍💻 Developer Tools

A modular extension launcher featuring YouTube Music Switcher, Font Finder, Color Picker, and Website Dark Mode Forcer.

Fahali — Market Intelligence

🧑‍💻 Developer Tools

Live market risk, alerts, and plain-English reads for crypto and US stocks in your browser.

FastUtil — Quick Tools

🧑‍💻 Developer Tools

Quick access to 100+ free browser-based tools. Search, open, and use text/developer/encoding utilities from any tab.

FBA Profit Calculator

🧑‍💻 Developer Tools

FBA profit calculator on Amazon listing pages: 2026 dual-season rates, fuel & shipping surcharges, live fee breakdown. Free.

FB Post Collector

🧑‍💻 Developer Tools

เก็บโพสต์ของตัวเองจาก Facebook พร้อม engagement เก็บไว้ในเครื่อง แล้ว export ให้ AI วิเคราะห์ต่อ — Private by design.

Feather - 支羽

🧑‍💻 Developer Tools

Inspect any website's design instantly. Analyze fonts, colors, spacing, CSS and components with a side panel.

FE Auditor

🧑‍💻 Developer Tools

从专业前端视角评估网页质量并导出 WebP 报告