UD5 Toolkit
Scroll Position Monitor - Online Live Scroll Top/Left
See a live readout of window scrollX and scrollY. Visualize scroll direction. For debugging sticky navs.
Scroll Progress Indicator CSS Generator - Online
Progress Indicator CSS
0°90°360°
2px5px20px
0.111
0px0px20px
0s0.1s2s
Live Preview
(scroll inside)
đź“– Scroll down to see the progress indicator in action
Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit.
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga.
Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus.
âś” You've reached the bottom! The indicator should be at 100%.
Generated CSS
/* CSS will appear here */
Frequently Asked Questions
A scroll progress indicator is a visual element (usually a bar) that fills up as the user scrolls down a webpage, showing how much content remains. It improves user engagement and navigation.
Copy the generated CSS into your stylesheet. Then add a
<div> with the appropriate ID (e.g., #progress-indicator) and use a few lines of JavaScript to update its width on scroll. Our generator provides both CSS and a simple JS snippet.No, if implemented correctly. Use
requestAnimationFrame or throttle scroll events to keep the indicator smooth and lightweight. Modern browsers handle such CSS updates efficiently.Absolutely! Use this generator to experiment with solid colors, gradients, heights, border radii, shadows, and transition speeds. Real‑time preview helps you match your brand style.
@property Registration - Online Custom CSS Property Animator
Register a custom CSS property with syntax, initial value, and inherits. Animate colors and numbers that couldn’t before.
ISS Tracker - Online Live Where is Space Station
See the International Space Station’s current position on a world map in real time. Uses public API. No refresh.
Browser Storage Quota Dashboard – Online See Usage
Check estimated usage and quota for local and session storage on your browser. Quick dev tool.
Browser Storage Usage Viewer - Online See LocalStorage & IndexedDB Quota
Check current browser storage usage (localStorage, IndexedDB, Cache) and available quota. Handy debugging tool.
Clipboard History Viewer - Online See Last Copies
A small widget that records your clipboard text history (only while open). Search and re‑copy old snippets. No log upload.
Browser Storage Quota Estimator - Online Check Limit
Estimate how many MB/GB your storage can hold based on navigator.storage.estimate() and display as a pie chart.
Color Gamut Viewer - Online See sRGB vs Display P3
See the chromaticity diagram and compare sRGB, DCI‑P3, and your display. Fun for design geeks.
Blood Sugar Log – Online Record & Chart Glucose Levels
Enter readings before/after meals, get averages, print report. Local storage only.
Custom Highlight API Demo - Online Highlight Text Programmatically
Use the CSS Custom Highlight API to style arbitrary text ranges without modifying the DOM. See the future of find‑in‑page.
OpenAPI to HTML Preview - Online Swagger UI Generator
Paste an OpenAPI YAML/JSON and render a static, readable API document. No server, pure browser‑based rendering.
Landmark Region Viewer - Online See ARIA Landmarks of Any Page
Enter a URL and see a list of its ARIA landmarks (banner, main, nav). Check document structure for accessibility. Local fetch.
IndexedDB Browser - Online View & Edit Client‑Side DB
Explore your website’s IndexedDB databases and object stores. Add, delete, and inspect records. Like phpMyAdmin for IndexedDB.
IndexedDB Browser - Online View & Edit Client‑Side DB
Explore your website’s IndexedDB databases and object stores. Add, delete, and inspect records. Like phpMyAdmin for IndexedDB.
Web NFC Demo - Online Read/Write NFC Tags
Read and write NDEF records to NFC tags using the Web NFC API. Supports text, URL, and MIME records. Works on Android with Chrome.
Movie Watchlist - Online Save Films to Watch
Keep a simple list of movies you want to watch. Add notes and check them off. Purely local storage.
Web OTP API Demo - Online Auto‑Read SMS Codes
Demonstrate how the Web OTP API automatically reads one‑time codes from SMS (mobile). Simulation with a fake SMS input.
CSS Scroll Snap Generator - Online Visual Builder
Visually configure scroll‑snap containers and items. Adjust alignment, stop behavior, and padding. Copy the clean CSS instantly.
MD5 Hash Generator - Online Quick Checksum
Generate the MD5 hash of any text string. For quick integrity checks. All local computation.
Advanced CSS Gradient Builder - Online Multi‑Stop & Angle
Create complex linear gradients with any number of color stops, exact angles, and length units. Live preview and CSS code.
Text to Anki CSV - Online Flashcard Converter
Format a list of Q&A pairs and export as a CSV ready for Anki import. Simple line‑based template. Local.
Text Decoration CSS Generator - Online Underline & Strike
Style underlines, overlines, and strike-throughs with colors, wavy styles, and thickness. Modern CSS text‑decoration.
Random Medieval Profession - Online RPG Background
Generate a random medieval occupation with a short description. For NPCs or historical curiosity. Local list.
Custom Scrollbar CSS Generator - Online Firefox & Webkit
Design a fully styled scrollbar with colors, width, radius, and hover effects. Supports both ::-webkit‑scrollbar and Firefox scrollbar‑width.
CSS Letterpress Text Effect - Online Inset Typography
Create a realistic letterpress (debossed) text effect using CSS text‑shadow and background. Adjust depth and light direction. Copy code.
Random Dinosaur Name Generator - Online Prehistoric Fun
Generate a realistic‑sounding dinosaur name and see a fun description. Perfect for kids and writers.
Image to CSS Grid Layout - Online Pixel‑Based Generator
Upload a small pixel art image and get a CSS grid layout that recreates it using divs. Novelty developer tool.
Fake Company Slogan Generator - Online Creative Tagline
Generate a random, funny or serious company slogan for your startup idea. Brainstorming helper. All local.
Random Song Lyric Generator - Online Fake Music Line Creator
Generate a random, somewhat meaningful song lyric line. Write your own hit with AI‑free randomness. All local.
Emoji Favicon Maker - Online Convert Emoji to .ico
Pick an emoji and convert it into a proper favicon .ico file for your website. No design skills needed. Instant download.