Developer Tools
23,159 extensions
SplitScreen Browser Sync
Pixel-perfect scroll, click and hover sync per native Chrome Split View pair.
JSON Formatter
Format, minify and validate JSON locally with precise line+column errors. No data leaves your device.
StackSpy
Detects technologies used on any website — frameworks, analytics, CMS, CDN, and more.
Sturdx Surveillance Shield Scanner
A futuristic surveillance protection guide for understanding outdoor security camera enclosure systems.
SSR-Vault
SSR-Vault von Schilke Security & Research — Hardware-Token Passwort-Manager
Request Proxy
将网站 API 请求代理转发到本地或其他服务器，类似 Requestly
Merlin Glass
Professional JSON/CSS Refractor & Context Extractor.
Ato（あと）
あとで読みたい、すべてを記録する
Talyn
AI resume assistant that tailors resumes to job descriptions.
Action Purge
Bulk delete GitHub Actions workflow runs by scraping the repository Actions page and clicking through the UI.
ProductBrain
Competitive context for any company website — SignalMax momentum, market position, feature gaps and signals, in a side panel.
DSSS
A chrome extension to help audit websites and more.
Markdown Runner
Enhance Markdown code blocks on any webpage — copy, run, diff, line numbers, folding, TOC and more.
Form Genome PDF Analyzer
Analyze PDF forms directly from your browser using Form Genome AI
Vibe Automator
Watches your active Chrome tab and automatically queues Spotify music that matches your vibe via Vibe Automator.
AltForge — Alt Text Checker & AI Generator
Audit a page for missing or poor image alt text and draft WCAG-style suggestions with your own OpenAI/Anthropic key.
Genesys WebRTC Keeper
Monitora conexões WebRTC no Genesys Cloud (regiões EUA Leste e São Paulo), detecta perdas e exibe avisos com motivos.
AgentGraph Extension
Watches browser activity and triggers AgentGraph to fetch content when you dwell on a supported URL.
HtmlSandbox
Easy to use environment for developing and testing html
CiteTrack SEO/AEO/GEO Toolkit
Free no-login SEO, AEO, GEO, technical, asset, and AI citation readiness checks for the current page.
Timestamp Made Easy
Grant you the superpower of reading timestamp numbers!
Style Weaver
Style Weaver: Apply custom CSS to websites.
Convert Freely: All-in-One File & PDF Utilities
36+ tools: JPG/PNG/WEBP converter, PDF merge/compress/split, HEIC, crop, JSON minify. Tool launcher, no signup.
bundle-swapper
Swaps js/css bundles on the fly
KlickSEO Lens
Audit SEO + GEO instantané. Voyez ce que Google et les IA voient sur n'importe quelle page.
Serial Console
A simple serial console written as a chrome extension
Site Walkthrough Recorder
Record browsing sessions with screenshots and API request/response logs, then export as markdown.
BID Name Checker — Domain, GitHub, Trademark for Founders
One-click name availability for founders. Check .com / .io / .co / .ai / .app domains, GitHub org, and trademark status in seconds.
ClipDash - Smart Clipboard Manager
Smart clipboard history with AI categorization, search, and organization features.
Diff Viewer
Lightweight offline diff comparison tool for text and code.
Tailwind CSS Inspector Max
Extract website styles and instantly copy them as Tailwind CSS utility classes, raw CSS rules, or React JSX markup.
ContrastGuard: WCAG Contrast Checker & Report
One-click WCAG color-contrast audit for any page — find failures, simulate color blindness, export a compliance report. Local.
Form Utility Belt
Some convenience tools for doing quality assurance of forms.
FrameSnag - For ScreenMerch Creators
ScreenMerch creator tool: capture frames from your own YouTube videos for your store. Only works on your channel's videos.
Data URL Converter Tool
Privately convert files from your clipboard to data: URLs right inside your browser.
PageDoctor - Web Quality Auditor
Audit web pages for performance, accessibility, SEO, security & PWA. Get actionable reports.
Cortex - AI UX Copilot
AI-powered UX analysis, predictive heatmaps, scroll tracking, and CRO tips. Connected to your Cortex account.
NeonAgent X
AI growth engine for X. Get engagement suggestions, generate content, and track performance. Requires neonagent.ai.
InfraHub Toolkit
9 developer tools in your toolbar: IP Inspector, Password, UUID, JSON, Base64, JWT, URL Scanner, Hash & Unicode. No API keys.
Hex Decoder
Smart Hex Decoder — easy hex to ascii conversion with built-in base64 decode for developers.
Notion Turbo — Long Chat Optimizer
Keeps long Notion AI chats fast: reduces lag in large conversations so they stay smooth, responsive, and quick to load.
Annote
Click the element, say what's wrong, and Annote writes a polished bug ticket - with an AI that's already diagnosed the likely cause.
Diff Checker — Text Compare Tool
Compare two text snippets side by side. Highlight additions, deletions, and changes.
MediaScope
Inspect <video> elements on the page — metadata, MP4 box tree, and per-sample list.
GTM Variable Mapper
Instantly map complex DataLayer objects for Google Tag Manager. Stop the DataLayer excavation!
TailSnap — Tailwind Class Inspector
Click any element on any website and get its exact Tailwind CSS class equivalent. One-click copy.
Octo Actions
Adds extra actions to GitHub pull requests.
Rave Names on FTMScan
View Rave Names on FTMScan!
Hokmah — Architectural Memory for GitHub
Run AI-powered architectural impact analysis on any GitHub repository, powered by mcp.hokmah.dev.
XML JSON Editor
Single Google Chrome extension to Edit, Beautify, Compact and convert XML to JSON and JSON to XML