Developer Tools

Intercept, rewrite, and breakpoint API traffic — Charles-style debugging for the browser.

Hover over external links to see instant previews with domain registration info and website analytics.

Browser Utils Extension For Making Life a Little Easier

엔트리 작품의 '$' 변수와 리스트를 온라인 방에서 실시간 공유합니다.

Detect the technology stack used on any website.

Enhance your prompts in any input field using Infinity Prompt.

Synchronisiert Doctolib-Termine live mit WalletPass und öffnet Patienten direkt in der Doctolib-Akte.

Save hours with a complete toolkit in one SEO extension. Insights for on-page, keyword research, and link analysis on any webpage.

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

Save, search & export ChatGPT, Claude, Gemini and Perplexity conversations locally. AI memory vault. No upload. No account.

AI-powered side panel assistant with screenshot understanding, web search, scoped chat memory, downloads, and improved voice input.

Find broken (404) links on a page, in bulk, or across an entire site (via sitemap or crawl). Export CSV/JSON reports.

Track remaining lines to review as you check off files in GitHub PRs

Check the open URL with SEO Score Checker: SEO score, SERP preview, meta tags, Traffic Risk, and top fixes.

Toggle localStorage values on any website with one click or a keyboard shortcut.

Professional on-page SEO analyzer with Google Search Console integration for comprehensive website optimization

A powerful floating color picker with eyedropper, history, formats, and full customization for any webpage

Track time spent on each website with visual charts and idle detection

Quickly explore and preview network API responses in Chrome DevTools panel.

Records API calls from the current tab and exports them as a Postman collection.

One-click screenshot & annotation for web issues. Send feedback via email quickly. Lightweight visual feedback tool.

Multi-model AI sidebar for engineers. Claude + GPT + Gemini — never leave your tab.

Adds developer and reference IDs to the tracestate header on *.playhq.com requests, so you can find your traffic in the logs.

counter of every time some developer writes "PASSION" in a portfolio.

Tìm kiếm, tính toán giá thuê gpu

Make the CodeSandbox "Open Sandbox" overlay less intrusive by replacing it with a tiny bottom-right "dev" link.

Evaluate the potential risk impact of any installed browser extension based on its permissions.

Ferramenta de rastreio de múltiplas interações do usuário para avaliação de UX.

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

Adds mobile/responsive support to the LP101 forums.

Protect your privacy with a complete website security audit. Instantly scan for trackers, insecure connections, cookies & malware.

In-browser C++20 IDE powered by Monaco Editor and WASM Clang

Adds a summary panel under Invoices with totals, bar chart, and running averages (3/6/12 months).

PRs can't wait

Instantly check the Ahrefs Domain Rating (DR) of any website for free.

FigmaデザインとページのUIを照合し、色・サイズ・余白などのスタイル差分をAIが検出してレポートします

All-in-one ChatGPT toolkit: prompts, context menus, writing assistant, YouTube summaries, and side-panel chat.

One-click bug reports for Jira, Linear, and GitHub. Local-only.

One-click bridge from the Partner Dashboard store list to a pre-filled Dev Dashboard collaborator-request form. Unofficial.

This is an extension for configuring IOT wire-less or wireed modules such as Zig-Bee, BLE, Sub-1, LORA and CAN & MOD Bus devices…

Extracts CSS properties from selected Figma elements and copies production-ready CSS to clipboard

Convert cluttered articles into distraction-free text and generate instant summary frameworks.

VoxFile helps users store and inject reusable AI context into ChatGPT, Claude, Gemini.

Visualize e copie os elementos do navegador com um clique.

Автоматична подача заявок на Freelancehunt: AI пише текст, ставить ціну й термін. Працює у вашому браузері.

Extracts color palettes, typography, tech stack, and SEO/meta data from any live website.

Comprehensive SEO analysis for on-page optimization and link building by AIO.com.ai

Figma-style visual CSS & Font editor. Customize colors, gradients, and typography on any live website. Export clean CSS or Tailwind.

Hide and disable GitHub merge buttons on blocked repositories and organizations.

Stress test: network, time, a11y, security, SEO, chaos, crawl, reports. One free report, then pay for unlimited.