web
23 tools with this tag
What is my IP?
Instantly view your public IP address, ISP, and geographic location.
NetworkURL Parser
Parse, inspect, and extract parts of URLs and query parameters.
DataWebSocket Tester
Open WebSocket connections, send messages, and inspect live server frames.
NetworkFavicon Extractor
Extract favicon, apple-touch-icon, and shortcut icon URLs from any website.
Networkrobots.txt Validator
Fetch or paste a robots.txt file and validate the core crawler directives.
SEOURL Encoder/Decoder
Safely encode or decode URLs and query parameters.
DataHTML Entity Tool
Encode and decode HTML entities for safe web content.
DeveloperTailwind UI Visualizer
Paste Tailwind HTML and view a sandboxed live preview instantly.
DeveloperExtension Manifest Builder
Visually scaffold Chrome Extension MV3 manifest.json files.
DeveloperContrast Checker
Check color contrast ratios for WCAG accessibility compliance.
ColorTailwind Color Finder
Find the closest Tailwind CSS color for any hex or RGB value.
ColorHTTP Status Codes
Quick reference for all HTTP status codes with descriptions.
NetworkMIME Type Lookup
Look up MIME types by file extension or content type.
SEOColor Blindness Simulator
Preview how an uploaded image may appear for protanopia, deuteranopia, tritanopia, and achromatopsia.
ImageSVG Optimizer & Minifier
Minify SVG code, strip comments, reduce whitespace, and download the optimized file.
DeveloperLatency Cost Calculator
Estimate how much page speed improvements could recover in revenue and profit.
FinanceCSS Flexbox Generator
Visually build CSS Flexbox layouts with live preview and generated code output.
DeveloperFavicon Generator
Upload any image and generate favicons in all standard sizes from 16px to 512px.
DeveloperCSS Grid Generator
Visually build CSS Grid layouts and generate production-ready code.
DeveloperIP Geolocation Lookup
Look up the location, ISP, timezone, and coordinates of any IP address. Auto-detects your own IP.
NetworkDNS Lookup
Look up DNS records for any domain. Supports A, AAAA, MX, TXT, CNAME, NS, and SOA records.
NetworkSSL Certificate Checker
Check SSL certificate details for any domain — issuer, expiry date, and days remaining.
NetworkWHOIS Lookup
Look up domain registration info — registrar, creation date, expiry, nameservers, and status.
Network