Developer Tools

The extension for signing PDF files with usb eTokens on any web application.

The Substack Auto Messenger Chrome extension is a tool designed to simplify communication with your Substack subscribers. It allows…

Right-click for a context menu to fill any field with useful test data

A cloud-based development environment

Secure posting for AI agents. Pairs with Claw Post REST or MCP (Streamable HTTP + OAuth).

Connect BreakColorUI with Breakdance and Oxygen Builder for quick color application

Devgen is an AI assistant that enables you to research online GitHub codebases with ease.

Emulate magic remote on browser with the mouse cursor

CrabApple is an Apple Pay Button Tester for Windows—reliable, powered by advanced spoofing technology.

Bridge between Woonamsoft enterprise web applications and locally installed OfficeXWS client agents.

Compares raw, rendered and difference views of web pages. Marks elements directly on the page according to their render types.

Quickly see stats for any chrome extension

Instantly grab your Discord token from your browser.

A set of utilities for working with json and xml. Casting json to 1 line. We bring the json object into a beautiful view.

Replaces outgoing browser made requests with matching responses recorded in a .har file

Browser control bridge for Simlink - enables AI-powered browser automation

Tool wrap the content json from flex message simulator or your flex, with data object use on some api of line service

Frontend application for Docker management

CFCA Security Application Development Kit

Automated test case generation for modern QA teams

Howly Chrome extension which makes life easier

This extension will help you debug your website UI.

GBTools - LocalStorage JSON Exporter

Auto-Mate (formerly Q-Cypress) – Generate Cypress commands by recording user interactions. © 2025 MD AQUIL. All rights reserved.

Collapse all diff files on the Merge Request UI of GitLab.

Utility for Knack's Builder, by Cortex R&D Inc.

Devtools for React Executor.

Track and display real-time mouse coordinates on any webpage

Inspect spacing, typography, and color contrast on any page.

Supercharge your Webflow projects with our extension, including features to enhance your workflow and boost productivity.

Add a site prefix to the URL address and check if your website is indexed and visible to Googlebot.

Extract colors from your screen and save them to your library.

Native Client SDK examples, showing API use and key concepts.

AI-powered web automation. Build reliable web-agents for any browser task, scale effortlessly, and run them 24/7 in the cloud. 🚀

Adds an Export button to your LEGO.com member collections to download your sets as JSON. You can then use this to upload to brickd!

Automate Shopify test purchases - save time and clicks

Build online forms & surveys

Inspect commands sent to the browser tracker and outgoing network events

Responsive website tester for mobile, tablet, desktop, and laptop previews with screenshots, mockups, and annotations.

Extracts metadata from a webpage

Create hosts.click preview links as a guest or with your API key.

Show current page url. Allow full url of page to be seen at all times.

Format your JSON to make it easy to read or Display that JSON in table format.

The Orbee Platform Helper is a tool to augment your site with Orbee platform functionality.

Annotate web elements and generate structured feedback for AI coding agents

Chrome extension for OGP checking and SNS cache clearing with multi-language support

Generate random emails for testing purposes

CFCA Security Application Development Kit

Generate valid test credit card numbers easily for secure trial payments and demos with our handy Chrome extension!

Advanced validator that extracts, merges, and validates HTML/CSS (including external styles) via W3C standards.