Developer Tools

Color contrast checker for WCAG AA and AAA. Check the contrast ratio of two colors, preview text, and apply an accessible fix.

Scan Etsy listings for trademark, copyright, and IP risk with ZenStorefront before you list or buy designs.

BYOK AI chat in your side panel. OpenAI, Anthropic, Google, Ollama, LM Studio, or custom APIs. Streaming, screenshots, page context.

Replaces the Azure DevOps project sidebar with a slim, configurable nav. Pick exactly the items you use; works in any project.

Auto-fill web forms with realistic test data. Smart field detection, random data generation, and multiple profiles.

QR Code Generator: Generate QR for any URL

Tam kapsamlı SEO aracı: on-page analiz, meta tag, başlıklar, linkler, schema, yönlendirme takibi ve anahtar kelime önerileri.

NetStar is a Chrome extension that analyzes your network performance. It can be installed on any Chromium-based browser, such as…

Generate QR codes from URLs, text, WiFi, or contacts. Batch generation, logo overlay, color customization, and history.

Mark and number web elements with borders or highlights. Perfect for web testing and documentation.

Optimize content with SEO analysis, readability scoring, duplicate detection, and keyword optimization

Stay focused with website blocking and Pomodoro timer. Block distractions, track deep work, and build better habits.

Track your brand visibility in ChatGPT. Captures citations, mentions, sentiment, and position from each answer — stored locally.

A powerful sidebar DevTools alternative — Elements, Console, Network, Sources & Application panels right in your browser sidebar

保障搜索云竞品对比平台部分竞品正常显示

A lightweight popup tool to quickly count words and characters instantly.

THIS EXTENSION IS FOR BETA TESTING

Collects all links on the page and allows copying.

Local development interface for web experiments with hot reloading

Paste or send JWTs from DevTools network traffic to decode header and claims.

자연어 연구 질문을 PubMed 검색식 초안으로 변환합니다.

Artifact file manager, git-style diffs, prompt library, and token tracker for Claude

AI-powered A/B tests and automated optimizations

Turn any YouTube video into a Claude Code skill in one click.

Copy GitHub PR comments as clean AI worker prompts.

A little more color for Basecamp

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Field-level security management for Salesforce — capture, compare, and apply FLS across fields and orgs. By Axiom Gray.

Generate CSS linear & radial gradients with live preview. Pick colors, use presets, copy ready-to-use code without leaving your tab.

Adds Pause All / Unpause All controls to Sidekiq Enterprise Queues page for oncall use.

Select and highlight elements on a webpage

QA bug report popup with web and mobile environment memory.

25+ Local Web Developer Tools: API Tester, JSON Formatter, JWT Decoder, SVG Optimizer & more. Privacy-first, zero network calls.

A clean, traditional dark theme for the Stripe Dashboard. Accent-preserving, with intensity control and a one-click toggle.

Add personal notes to Codeforces, AtCoder, LeetCode, and HackerRank friends. Visible everywhere, synced across devices.

Permissions, security, data & metadata tools for Salesforce admins. Free, private Chrome extension — nothing leaves your browser.

Detect, format, and validate JSON right from any page instantly.

Use LLM without signing in and with memory across sessions. Hassle free start from where you left off.

GitHub 리포지토리 내에서 특정 키워드가 포함된 커밋과 코멘트를 검색합니다.

URL Shortener: Shorten URLs instantly

Scan any webpage's carbon footprint and performance instantly. Privacy-first — no browsing data stored. Built by Forest Web Hosting.

Extract SEO meta data, headers, images, links & SERP results. Free offline analysis by AIO.com.ai

This extension enhances your browsing experience on X.com by identifying and hiding advertisements within the content feed.

Enhance developer experience with DOM visualization, analysis, and AI-powered suggestions

Tamper-evident audit trail for crypto trading. Logs exchange data with SHA-256 hash chain proof.

Optional bridge to reuse existing Chrome tabs with OpenDevBrowser.

Open Mantis links in a new tab.

Securely connects your CareStack session to Intake.Dental so AI clinical notes and insurance verifications write back to the chart.

The definitive Color Operating System for developers. OKLCH engine, APCA contrast, and real-time page scanning.

Generate stylish TikTok captions instantly based on your mood.