Developer Tools

Pick Colors That Work Well Together

Analyze website performance and loading speed with detailed metrics

Emulate dark/light, reduced motion, contrast, vision deficiencies via DevTools Protocol + free WCAG audit. No CSS injection.

点击网页任意元素，显示详细CSS属性值。复制规则来源，一键定位源代码

Control your browser's tabs from command line

Gerenciador de senhas + autenticador TOTP zero-knowledge. Auto-preenche 2FA, salva senhas em formularios, OTP offline.

Save your blogs and read it later.

Free SERP location changer by DigiTrend. See Google Search results from any location worldwide — perfect for SEO professionals.

Secure Pass Gen: Generate strong, unique passwords.

Inspect and download images, inline SVGs and visual assets from the right-click menu.

Detect product links on Shopify, AliExpress, or Amazon pages and import to your Shopify store (members only).

Simple Snippet Notepad

A simple and easy to use meta tag inspector for SEO insights

Paste any link to instantly generate a QR code.

ログイン状態などCookie, LocalStorageなどのブラウザデータをスナップショット保存し、ワンクリックでドメインごとに切り替えます。

Shows all assignees in Jira board filter instead of hiding behind +N

Format smart, read faster. Parsify helps you format, validate, and compare JSON data with ease. Beautiful formatting and comparison.

Intelligent AI-powered Solana token analysis and market insights with advanced features

快速获取 Facebook 个号 Cookie、EAAB Access Token、UID、名字、国家。支持保存多个账号、本地管理、一键切换登录。专为 Facebook 多账号管理、广告操作、自动化场景设计。

D&D Beyond Game ID, Player/User ID ve CobaltSession bilgilerini OBS overlay siparişi için tek tıkla toplar.

DEV.to Quick Actions: React/comment/share from feed, quick-view posts, floating controls. PRO: AI summaries + bulk follow/unfollow.

Wrangle your browser. Automation that uses your real browser with all your cookies and logins.

Detects hidden text attacks on web pages that manipulate AI assistants like ChatGPT and Claude.

통계 편하게 보기, 카테고리로 관리, 코드블록 복사

Point-and-click CSS selector picker for GTM — generates stable, layout-safe selectors without DevTools.

Track AI API costs in real time. See cost per request for OpenAI, Anthropic Claude & Google Gemini models.

Pick colors from any webpage. HEX, RGB, HSL, OKLCH. WCAG contrast checker, color blindness sim, harmonies, shades.

Capture bugs in a jar — screenshot, console, network, annotations. Generates AI-ready reports.

Professional 0 to 🍩 replacer with toggle functionality.

Capture and transport LLM conversation context between ChatGPT, Claude, and Gemini. Encrypted storage with one-click inject.

ショートカットキーから localStorage やリセット操作を呼び出せる軽量デバッグHUD

LinkedIn ve Indeed ilanlarından tek tıkla Coversy ile ön yazı oluştur.

Browse all clips from a Kick channel with pagination and sorting

Redirects to DSA questions on page load from curated sheets.

PITH - Invisible AI Prompt Compressor. Remove noise, save tokens.

Real-time sentiment analysis and whale tracking for crypto tokens across multiple blockchains

Annotate any web page and copy structured markdown — paste into any AI agent.

Smart UI consistency and alignment inspector

Laya Inspector is a DataLayer inspection tool. Currently for GTM dataLayer only but more to follow.

Automatically renames 'Untitled query' tabs in BigQuery using the user's Google-authenticated Gemini API access.

Açık sayfadan ana renk paletini çıkarır (tasarımcılar için).

See what websites secretly store about you - view tracking data, delete cookies, protect your privacy

Captures AI conversations from Claude, ChatGPT, and Gemini into your self-hosted TAILOR knowledge base.

Makes Authoring Dark Mode

Analyze YouTube comments using AI to visualize sentiment, emotion, and audience insights.

Analyze spread and liquidity metrics for open orders on dYdX

EmailGenius scrapes emails from all web pages effortlessly, providing a seamless experience.

A Chrome extension for text operations like finding differences and JSON beautification.

Tracks active browser tab context and sends it to local WorqLog app.

Report bugs directly from any page — screenshots, console errors, network failures, and environment auto-captured.