Developer Tools

Quickly and easily add up hours and minutes.

Converts percentage and cent values to europeanbetting odds format for Prediction Markets

Standalone Roblox sales intelligence dashboard and real-time sales tracker with per-group analytics.

Hover to inspect any HTML element with tag, ID, class, computed styles, and copy selector instantly.

Take timestamped notes while watching YouTube. Click any note to jump to that moment.

Track active A/B experiments and goal conversions for Convert, Optimizely, and VWO.

엘박스 구성원을 위한 kinesis 이벤트 모니터링 도구

1688 상품을 수집해 쿠팡 셀러 허브/윙에 자동 등록하고 재고·광고 데이터를 한곳에서 관리하는 고로켓 셀러 도구입니다.

Session logging & screenshots

CPQ Menu Loader is designed to significantly improve the productivity of Oracle CPQ developers by enabling quick and seamless…

SheetShadow: Professional Dark Mode for Google Sheets Take control of your spreadsheet experience with SheetShadow. Designed…

Test website responsiveness across devices

This browser extension adds a new DevTools panel specifically designed to debug and analyze Open Graph (OG) tags on the currently…

Optimize your prompts for ChatGPT, Claude, and Gemini

Show the sizes of all images on the current website. Also show if they have the right pixel sizes compared to what is displayed.

Add all styles of a Google Font to your selected family

Convert JSON to Mermaid ER Diagrams and Mind Maps instantly.

A comprehensive tool for certificates: Key Pair Generation, CSR Generation, Public Key Derivation, and Inspection.

Opens a new tab with a URL based on a number input

HTMLコーディングのチェック作業を補助するツールです。リンク、alt、meta情報の表示確認と、リンクの404チェックができます。

Detect if a website is using HubSpot.

Convert strings to MD5 and Laravel Bcrypt hash

Right-click on any element to copy its text or HTML

Audit hreflang tags, canonical signals, reciprocal links, and alternate URL health from your browser.

Real-time Claude.ai usage tracking — session limits, weekly caps, cost estimates, burn rate predictions & smart alerts.

Instantly preview how your web pages appear in search results! Perfect for content creators, marketers, and SEO professionals.

Display ChatGPT response alongside search engine results

Seamlessly integrates a CSS panel into your Webflow projects

Common tools for developers.

Tired of NFT Scams? This extension will notify you if you are attempting to connect your wallet to a malicious website

Test your website's mobile responsiveness directly in your browser

Copy Firestore document to JSON.

A cross-browser web extension that enhances and facilitates interaction with code blocks on https://world.hey.com/.

Number Converter for developers, including Hex decimal Octal Binary string converter and so on!

Developer productivity tools for Dynamics 365 (UCI + Classic, Online + On-Premise)

Overlay design mockups on web pages for pixel-perfect implementation verification

Adds an Insert HTML button next to Gmail's Formatting options button in the compose toolbar.

Refresh any Oracle ADF page by removing all its parameters.

Calculate refund percentage from Walmart-style data tables

Tool to enhance Git VCS with customizable comment templates, team config exports, and multi-Git support.

Click the extension button to resend the current tab's SharePoint REST API request with a custom Accept header.

Real-time visibility into Salesforce automation execution - see what flows, triggers, and validation rules run when you save records

Inject custom CSS and JavaScript into websites.

Convert Swagger/OpenAPI endpoints into high-quality Markdown documentation

This validator checks the validity of Web documents in HTML.

This is a Chrome Extension built to inspect the calculated css styles by clicking on the target

Record audio from any website, identify different speakers, and generate voice clones for Call Strike app.

Bumps every Depop listing, with a stop button, progress bar & more features. Fully free.

How you feel matters — and so do your bug reports. One-click screenshots, console logs, network & repro steps for dev, QA & product.

As the name of the extension says, it simply hides annoying notices from the WordPress admin dashboard. You can still access hidden…