Developer Tools

Convert color from and to RGB, HSL, Hex. Give pre-written code for some languages like CSS, C#, Unity and other...

an app to send GET or POST request to test api

KEYED show keys as you type in chrome; useful for demos and such.

Extends the Developer Tools for declarative UI

This extension can help you development on Gerrit sites, frontend specifically

Display a custom banner on the page based on the host.

PHP Debugging and profiling extension, beta version

A 'do it all' tool, which provides quality of life features for Shopify merchants and developers.

Get notifications, use voice input, see remaining credits in chat, and boost productivity across Lovable, Bolt, v0, and Figma Make.

Build SOQL queries for Salesforce objects

Shows ~token count, cache timer, and native session/weekly usage bars on claude.ai.

Analytics Inspector, by true-metrics.com provide an easy way to validate web analytics and marketing integration.

Reads Google & Microsoft Forms and shows AI answers using Gemini.

Bulk Editor for App Store Metadata

Outline elements within a webpage. Activate the extension and watch as DOM elements are highlighted with different colors.

누리집의 개인정보보호 수준을 알려주는 닥터 개인정보 확장프로그램

Display absolute dates on GitHub pages instead of relative time

Save and restore window configurations.

Browser extension to proxy to Caido

Replacement of CRX Editor to support better editing experience

YMusic is a versatile browser extension designed to enhance your video and audio playback experience. It supports playing YouTube…

FormGet contact form is an online form builder tool

Show recent messages from ReceiveSms.mobi

Compare every resale ticket for FIFA World Cup 2026 in one dashboard. See cheapest seats, best deals, and price breakdowns.

Enhances code readability by adding syntax highlighting to code views and diffs within Azure DevOps, including pull requests.

Shows a collapsible tree view of related transactions in NetSuite And Enhanced Summary Box

Microcontroller pinout reference for Arduino, ESP32, Raspberry Pi

Easy to change User-Agents by Anh Nguyen.

Dark & Light Mode Themes for Google Sites editor

Copy modules and groups in HubSpot's Design Manager to streamline your workflow and enhance HubSpot’s built-in tools.

Empower your workflow with Gimli Bootstrap: The smart DevTools extension for Bootstrap developers.

[Experiment] Chormium plugin for client-side performance analyzing

Adds additional functionality to the BF2042 Portal Rules Editor.

一款集成开发者常用工具，提升开发效率的插件

Thai Citizen ID Generator with bulk generation, profile creation, statistics, dark mode, and advanced features

A simple OAuth2 client chrome extension to get access token via authorization code flow for development usage

Colection of prompts to create Art for books, vídeos, T-Shirt, logo, Stickers!

Network observability tool for Next.JS

Get AI Visibility Tool for a comprehensive AI visibility audit and enhance your website's search engine optimization now.

Test automation code generator using AI - Just click and generate

Open source browser extension with dozens of interactive demos.

Reduces fingerprinting and limits how much browser and device data websites and scripts can collect.

A powerful devtool for XState state machines

Adds a Lightning tab to DevTools for debugging LWC on Salesforce Lightning pages.

Checks robots.txt, meta robots, x-robots-tag, keys rank with URL alerts. HTTP header info.

A solarized dark theme for wikipedia. Great for night owls reading long hours. Reduces eye strain. This extension is free and open…

SEO Health Checker audits on-page SEO in one click. Check meta tags, headings, links, schema, images, keyword density and SEO health

Record and replay user interactions with a realistic cursor overlay. Use only on sites you're authorized to automate.

Gmail Editor is a powerful Chrome extension designed for users who want to enhance their editing efficiency within Gmail.

Help to quickly modify request headers the manifest v3 way.