All extensions

UI Extractor

🧑‍💻 Developer Tools

Hover-pick any element and keep it as self-contained HTML with the CSS that really applies. Scan pages. Build a UI library.

Ultimate Broken Link Checker

🧑‍💻 Developer Tools

Analyzes and highlights links on webpage based on HTTP status codes and nofollow attributes

UltraDevKit - Web Developer Tools

🧑‍💻 Developer Tools

32 developer tools: inspect CSS and layouts, monitor network and console activity, audit accessibility, and capture screenshots.

Universal GitHub Highlighting

🧑‍💻 Developer Tools

Local, language-agnostic WebGPU highlighting for code GitHub leaves uncolored.

unjarred

🧑‍💻 Developer Tools

See what's inside. Monitor cookies in real-time.

Unofficial — Dark Mode + Readability

🧑‍💻 Developer Tools

Dark mode and readability enhancements for Salesforce Marketing Cloud

Unpackr

🧑‍💻 Developer Tools

A developer utility to decode Base64/ZIP strings and encode text/XML content on the fly.

URL Query Params Viewer

🧑‍💻 Developer Tools

現在のページURLのクエリパラメータをキー・値の一覧で表示し、JSONやCSV形式でコピーできます

URL Redirector

🧑‍💻 Developer Tools

Redirect network requests to custom URLs

URL Scavenger

🧑‍💻 Developer Tools

Extrait et organise toutes les URLs de ressources d'une page web (images, vidéos, liens, CSS, JS)

Url Switcher

🧑‍💻 Developer Tools

This extension allows you to switch out the domain part of the current URL for a different domain.

URL Throw

🧑‍💻 Developer Tools

スマホのブラウザデバッグはURL共有が面倒でした。 「手打ち入力」「QRコード読み取り」「メールで共有」 どれも台数が増えるほどに面倒 その面倒を、URL THROWが軽減します ※このアプリを利用するにはスマホのアプリが必要です…

URL Zoom

🧑‍💻 Developer Tools

Displays the current page URL as a large, customizable overlay on any webpage. Click the icon to toggle.

Usage Dashboard

🧑‍💻 Developer Tools

Browser companion for Usage Dashboard provider telemetry.

User-Agent Changer

🧑‍💻 Developer Tools

Change your browser's User-Agent easily

UserAgent & Misc Headers

🧑‍💻 Developer Tools

Modify User-Agent and inject custom headers per tab.

UTC/Unix Clock

🧑‍💻 Developer Tools

Shows current UTC time and Unix epoch with a configurable second timezone.

Utilix Quick Tools

🧑‍💻 Developer Tools

JSON, Base64, URL, JWT — quick dev utilities from Utilix. Open the full toolkit at utilix.devliner.kr.

Utils AWS

🧑‍💻 Developer Tools

AWS utilities

v0 Theme Switcher

🧑‍💻 Developer Tools

Switch between light and dark themes for v0.dev

Vacuum - Site Data & History Cleanser

🧑‍💻 Developer Tools

Wipe history, cookies, and local database storage for any specific website or domain with one click.

Variable name recommender

🧑‍💻 Developer Tools

Variable name recommendation program

Vclub Tech - Proxy Manager

🧑‍💻 Developer Tools

Configure proxy settings with support for HTTP, HTTPS, SOCKS4, and SOCKS5 protocols. View your real-time IP and location.

Velork

🧑‍💻 Developer Tools

Capture web UI. Paste editable design layers into Velork.