Developer Tools

Page Ruler: Drag guidelines and inspect element properties for perfect UI practice in browser.

This is an extension that allows you to easily check SEO-related meta information and copy it with one click.

Button X is a powerful tool that allows you to create beautiful and stylish web buttons in seconds.

Easily check the grid alignment of your page across breakpoints.

阿里云RPA Chrome自动化插件

See when Segment, Rudderstack, Attribution and Dreamdata events are being tracked.

Try Python Playground - a fast, easy and convenient Python compiler and editor that can be used in any tab as an online Python IDE.

Quickly Measure Elements on Web Pages with a Ruler Tool, Free Selection, and Convenient Keyboard Shortcuts.

Measurement tools, rulers and grids

Visualise tab order with ease

Use best proxy switcher with your proxy servers or let it download most recently checked list from our web site FREE for LIFETIME!

Generates file with AWS STS Keys after logging in to AWS webconsole using SSO (SAML 2.0). It leverages 'assumeRoleWithSAML' API.

Blinded by the light? - Say no more!

Tooling for understanding cookie usage and guidance on new privacy-preserving Chrome APIs.

All-in-One workspace for API Design, Documentation, Debug, Mock, Test.

XPath Finder, simple and useful, open-source project by LetCode with Koushik

Python playground and script runner. Run Python code snippets from any website using our free online Python compiler and IDE.

The Clique Extension is an interface for users to access and prove their private data to using Clique’s identity oracles.

Advanced Google Tag Manager container monitor & Performance analyzer What does this extension do? This extension provides complete…

Quick access to IP, DNS & Network Tools. Check DNS, Whois, ASN, Traceroute, Ping and more. Tools for technical operators.

An extention to show/inspect and analyze fonts in web-pages, on single element or the whole document.

An extension for checking if .git is exposed in visited websites

Use Rest Client – your powerful REST API client tool for testing and debugging HTTP requests both online and locally in Chrome

Provide best listening experience for music, movies, voice, and more

Connect your VRBO account with PriceLabs

Generate QR codes for the current tab URL and Edit later

Compare Salesforce Metadata, Generate Metadata Excel Reports, Monitor Debug Logs, Explore Schema, & Bulk DML on Salesforce Metadata

Cypress extension for DevTools that allows you to export tests directly from the Recorder panel.

Intercept Requests and add custom rules to modify request/response headers, block/redirect requests, modify query params.

Quickly view HTTP headers for the current page.

Manage and switch between multiple proxies quickly & easily.

Font finder for images, texts and websites to check Font Family, size, height

Browser DevTools extension for debugging Svelte applications.

Gerar CPF/CNPJ para auxiliar os desenvolvedores em testes de sistemas. O usuário e responsável pela uso das informações.

Inspect any website's design: extract colors, fonts, spacing, SVGs, Lottie animations, and export to code. No DevTools needed.

HubbleIQ SpeedTest: Powerful Internet & WiFi Performance Monitoring

Help navigate from GitHub PRs to Cursor Review

Material DevTools Theme Collection

Test any website on iPhone & Android mobile devices. A powerful mobile simulator with screenshots & beautiful device mockups.

A Chrome extension to download Roblox assets (images, decals, models, etc) by ID.

Auto-generate robust XPath, link text, RanoreXPath, and CSS selectors for use with Selenium.

Converts UNIX timestamps to human-readable dates and vice versa.

The Filtered Extension monitors the URLs and titles of tabs opened before and during a Filtered interview.

Your unofficial companion for managing Meta Quest game versions. Download specific releases, downgrade, and access DLCs with ease.

PixelParallel by htmlBurger - Pixel perfect HTML vs Design tool for developers

One-click bug reports with all the context devs need

Debug games and apps written with PixiJS

This Chrome extension helps generate and test XPath expressions directly on webpages.

Malware & URL Scanner Chrome extension helps to scan websites or domain, IP for malware, phishing, and spam content.

Simple tool to manage cookies! You can delete, import, export, and edit cookies.