Developer Tools

Browser DevTools extension for debugging Google Analytics 4 (GA4) events.

Customize any website visually.

解除『考滿分』區域限制 A Chrome and Firefox extension that bypasses KMF's region restrictions.

The All in One SEO Analyzer is a free SEO tool that helps analyze your website and optimize it for search engines.

Harness the power of IPFS in your browser

🧑‍💻 Get code for AI & other research papers, create alerts, ask authors questions directly on Google, ArXiv, Scholar, PubMed, IEEE

IPRoyal Proxy Manager allows you to easily control all your proxies in your Browser

ShiftEdit is an online IDE for developing PHP, Ruby, HTML, CSS and JavaScript using (S)FTP, Dropbox or Google Drive

Access your Local/Remote FTP server (including your NAS drive), local server, VPS, dedicated server, cloud server or shared hosting.

A modern, dependency-free, extension for Xdebug

ClouDoc Crome Ext

Blazing fast & offline playground for your web experiments

The community owned and operated Quai Web3 wallet.

Extends the SAP Cloud Platform Integration with some useful features to improve usability.

Examine the fields in a Netsuite record

A handy assistant for web application development.

Playwright as a chrome extension. You can record using Playwright Record directly on your browser. Just attach the tabs you want to…

CrapApi is a plug for testing RESTful web services, like postman.

A web browser extension for checking accessibility issues

Automates web-pages with the Sirenia Driver Platform (Manatee) which must be installed separately

Cloud9 is an online platform for development that makes developing applications more convenient than ever

LocatorJS Chrome Extension - option-click to code (ReactJS)

Ona is your mission control for serious software projects and parallel coding agents.

Cross-platform configuration tool for BLHeli-based electronic speed controllers

An easy-to-use eyedropper tool that automatically copies the Hex Code of the desired color.

Display repo size, size of each file, download link and option to copy file contents

Visualize H1–H6 headings and meta tags on any webpage. Simple SEO inspection tool.

Record end-to-end tests in your browser.

A Google Chrome application, which connects to a MQTT broker and is able to subscribe and publish to MQTT topics.

Devtool for React Context and useReducer

亚马逊视频下载工具

Cross Domain will help you to deal with cross domain - CORS problem. This is tool helpful when face with cross domain issue.

Productivity tools for Salesforce administrators and developers to inspect data and metadata directly from the Salesforce UI.

php dev tools integrated to your browser

Wallet on Fuel

Formats JSON automatically! Open Source, Available with 60+ Themes, Syntax Highlighting, automatically linkifies links and more.

Choose a font from the Google Font directory with a few text styling options and preview the font styles on the current tab.

Detects playlists and subtitles used by streams, incl. custom file extensions and headers. Assembles readymade commands for tools.

Allows the Robot Mesh extension to communicate with serial or USB ports

Easily build validated json-ld structured data markup for any webpage. Based on schema.org specification

Use the Environment Marker extension and prevent screw-ups with the (programming) environments.

Edit JavaScript in a live editor that shows the results of running JavaScript, CSS, and HTML

This version is provided for legacy users and will not be updated in the future.

Analyze the performance of your webpages and get specific suggestions on how to optimize them.

Get rewarded for your unused internet, and computer resources by powering the AI revolution

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Connect your browser to AI agents through Playwright MCP server and CLI. Enables AI-driven web testing, debugging, and automation.

Add, modify or remove a header for any request on desired domains.

The simplest and most advanced testing automation tool, using Adaptive Learning and Computer Vision image validation.

Codenvy is a cloud IDE and developer workspace server that allows anyone to contribute to a project without installing software.