Developer Tools
23,204 extensions
SEO Lens — SEO audit for AI coding
Instant SEO audit in the side panel: metadata, headings, JSON-LD, social tags. Copy findings straight into your AI coding agent.
QA Helper — Bug Capture Tool
Capture bugs with screenshots, XPath, and notes. Send to Jira or Slack.
Struct — JSON Formatter, Viewer & Secret Scanner
Auto-format JSON in your browser. Tree view, convert to YAML/TypeScript, scan for leaked API keys. 100% private.
Learn Skills Launcher
Quick access to Learn Skills pages from your browser toolbar.
TrendsWD
Add quick keyword actions to Google Trends keyword cards.
RankForge
Analyze page SEO elements, headings, meta tags, and content structure for better search visibility
ChatGPT Wiretapper
Audit ChatGPT's hidden search intent routing, decode the autocomplete layer, and reverse-engineer real-time web citations.
Quick Traventia Bug
Graba pantalla, consola y red para bug en Jira (Traventia)
Porkbun Search Price Filter
Filters Porkbun search results by purchase and renewal price
Replace URL
Bloqueie recursos css/js da página de lojas vtex e adicione seu próprio recurso local.
Claude Usage Focus
Shows only your Claude usage meters — clean full-screen view with auto-refresh and customizable colors & text sizes.
OctoBranch
Affiche les derniers commits de toutes les branches sur GitHub.
Carir AI
Carir AI Chrome extension powered by Plasmo.
iZiTest
iZiTest is a Chrome extension that making tests your website easier.
browser.cpp
In-browser C++20 IDE powered by Monaco Editor and WASM Clang
Clobber
Cmd-click to edit text and images on your own static sites. Saves write back to local files.
PagePulse - AI Website Analyzer
One-click SEO, performance, accessibility, structure & AI optimization analysis. Zero data collection, fully private site analyzer.
TextileGPT
Style-based garment consumption calculator for textile costing, planning, and PDF reports. Programmed by Moinul.
CodeSandbox Watermark Minimizer
Make the CodeSandbox "Open Sandbox" overlay less intrusive by replacing it with a tiny bottom-right "dev" link.
TrophyMug Connect
Connect activity data to TrophyMug
BTC $100 Move Alerts
Sends an alert whenever BTC moves up or down by a set step. Active mode: BTC $75, ETH $10, SOL $2, XRP $0.02.
Pagepulse: Web Metrics
Display loading time and other metrics realtime.
DNTik
DNTik by Nguyen Trung Duc (fb.me/duc.unknow).
NestSynth
Visual UI Extractor: Drag, Extract, and Synthesize live components into React + Tailwind using AI.
Agent Ready — Scan sites for AI agents
One-click scan for llms.txt, agents.json, agent-card, mcp.json, x402, and UCP. Powered by agent-ready.dev.
Wrapper Police
Detecting AI slop so you don't have to. Scans AI startups for wrapper energy. 100% local.
Kainos HL7 Editor Companion
Detect HL7 v2 messages on any page and edit them in the Kainos HL7 Editor desktop app — entirely on-device.
PASSION COUNTTTERR
counter of every time some developer writes "PASSION" in a portfolio.
Quick Notes Panel
Opens a persistent scratch pad and note-taking panel in the browser side panel
Kargo Takip Uzantısı
Kargo kodlarını takip edin ve Excel raporları alın.
Website Worth Calculator and other tools
Website worth calculator gives estimated worth of any website. It also gives many other info about your website.
AgentGraph Extension
Watches browser activity and triggers AgentGraph to fetch content when you dwell on a supported URL.
Gemalto Web Signer for Lloyds Banking Group
© Thales Group 2026
Make DevTool+
Unofficial enhancement of the original Make DevTool extension.
BugCapturer - Bug Report & Feedback Tool: Screenshot & Annotate
One-click screenshot & annotation for web issues. Send feedback via email quickly. Lightweight visual feedback tool.
Atlassian Mermaid Viewer
Renders Mermaid diagrams in Confluence and Jira, with quick actions to open in Mermaid Live Editor and copy diagram source code.
ShowHidePass
Toggle password visibility using double-click, hover or eye icon
kopytok.tools
**✨ Different designs for collection template pages in Webflow 🎨📄**
Requests2Code
Converta requisições de rede em código Python, JS, cURL, PHP ou Go diretamente pelo painel Network do DevTools.
ALT-DEV TOOLS
A powerful sidebar DevTools alternative — Elements, Console, Network, Sources & Application panels right in your browser sidebar
Sophos Chromebook User ID
Provides Chromebook user identity to Sophos XG Firewall.
Rank Pilot
Visual SEO scanner with AI meta suggestions, issue highlighting and client-ready report previews.
PageRefresh — Auto Page Reload & Monitor
Advanced automatic page refresh with content monitoring, scheduling, and multi-tab control. Zero telemetry.
AdUp - AI Optimizer
AI-powered A/B tests and automated optimizations
CacheNuke — Clear Cache & Reload
Clear the current site's cache and storage, then hard-reload the page — in one click.
JSON Viewer_beta
THIS EXTENSION IS FOR BETA TESTING
StackSpy
Detects technologies used on any website — frameworks, analytics, CMS, CDN, and more.
StreamGuard - Anti Popup & Right-Click Unlocker
Re-enables right-click, blocks auto-popup ads, and stops anti-DevTools reload/clear on streaming sites.
MemoTi
Tilda T123 block organizer: name, color tag, description and code editor with split style/script windows.
Drift — Design Token Audit
Audit how any live UI uses your design tokens — inspect, pin, annotate, and capture a shareable audit. Catch design drift.