All extensions

按站点选择各服务的目标功能分支，并通过请求头隔离并行测试流量。

FeedbackHelper

Pin feedback directly on the page and send it to the development team in one batch.

Feedback — Visual feedback for AI coding

Point to a webpage issue. Share annotated screenshots and DOM context with your AI coding assistant. Local-only. No account.

FEKit

Decode JWTs, encode URLs and Base64, format JSON, convert dates and colors, and convert, resize or optimize images in a side panel.

FetchFavicon – Favicon Generator & Checker

Generate favicons in 50+ languages with auto browser language detection and manual language settings.

File Catcher

Catches files of the extensions you define (png, pdf, mp4, ...) while a page loads and lists their links.

File Viewer — Markdown, JSON

Polished viewer for local .md and .json files, with cloud storage and Google sign-in.

FioriFlow — SAP Fiori shortcuts & safety

Command palette, OData tester, T-code lookup, and a Dev/QA/Prod safety banner with production-action confirmations for SAP Fiori.

FireAI Sync Helper

Automatically saves marketplace logins to FireAI. First send ~1 minute after login, then every 6 hours.

Fireworks AI Side Panel — by chromie.dev

Interact with Fireworks AI via a persistent side panel using your own Fireworks API key. Built by chromie.dev.

fivedaylaunch — SMB Website Score

See the quality score (Performance, SEO, Mobile, Security, AEO) for any small business website you visit. Free, no signup.

Fixhub

QOL fixes for github.

FloatAPI — In-Browser API Tester & Interceptor

Test APIs inside active tabs. Auto-capture fetch/XHR, edit headers & body, bypass CORS, and export cURL/JS code snippets.

FluxTab — Veille tech dans chaque onglet

Remplace votre nouvel onglet par un flux d'actualités tech françaises. Propulsé par flux.yoandev.co

Focus Blocker

Focus Blocker: Block distracting websites.

FocusGuard

A distraction blocker with beautiful design, daily limits, and motivational focus messages.

Focus Inspector (Alpha)

An alpha-stage developer tool that shows which element is currently focused on a webpage.

Focus on the GitHubSearch

Focus on the GitHubSearch

FocusProof

Chứng chỉ Tập trung Thông minh & Xác thực – Đo lường và chứng minh mức độ tập trung

Font Finder

Find and inspect fonts on any webpage.

FontFinder

Detect fonts on a page and save their history

Font Inspector

Inspect and identify fonts used on any webpage.

Font Inspector & Fix

Inspect fonts used on the current page, highlight matching DOM nodes, and apply font fixes.

Font Inspector Pro

Inspect fonts, colors, spacing, and text CSS on any page with a clean Manifest V3 workflow.