Cookie Consent Banner Generator - Online GDPR/CCPA HTML & CSS
Create a custom cookie consent banner with text, button styles, and colors. Copy the ready‑to‑use HTML/CSS/JS snippet.
UD5 Toolkit
Maximize your device's battery life on AMOLED/OLED screens. Activate a minimal power page to keep your phone alive longer.
On AMOLED/OLED screens, pure black pixels are turned off completely, consuming zero power. LCD screens will still benefit from reduced brightness strain.
A discreet, power-efficient digital clock keeps you informed without draining your battery. Perfect for bedside or emergency use.
No ads, no tracking, no data collection. A pure, static web tool that works offline once loaded.
See how your screen looks in power-saving mode
Create a custom cookie consent banner with text, button styles, and colors. Copy the ready‑to‑use HTML/CSS/JS snippet.
Create CSS clamp() values for fluid typography. Enter min and max font sizes and viewport widths. Modern responsive design.
Explore the contents of the Cache Storage API for your domain. See cached requests and their sizes. Debug offline apps.
Enter the characters you need and generate a smaller font file from a TTF/OTF. Keep only the glyphs you use. Using harfbuzz WASM.
Fetch a page and list all loaded assets (CSS, JS, images) with their sizes. See total page weight. Quick performance check.
Log leftovers with date stored and set visual alerts when they need to be eaten. Reduce food waste. Local storage.
Create a shadow that appears when a container is scrollable. Pure CSS using background attachments. Copy the style easily.
Check how many pages a PDF has without uploading it (uses FileReader). Also shows file size and title if available. Simple and fast client-side tool.
Compare different grid track sizing methods: fr, auto, minmax(), and fixed values. See how they respond to content.
Establish a peer‑to‑peer text chat between two browser tabs or devices using WebRTC data channels. All signaling via copy‑paste. No server.
Paste a list of foreground/background color pairs and instantly see which pass AA/AAA. Perfect for checking entire style guides.
Generate a CSS background that shows a baseline grid. Adjust line‑height and offset. Perfect for aligning text.
Rate symptoms severity daily and add notes. Visual pain map. Export for doctor visit. Private local storage.
See the current state of a Service Worker for your page: installing, waiting, active. Unregister or skip waiting. Developer utility.
Estimate how long it takes to download/upload a file given bandwidth speed. Also convert between bits and bytes.
Choose where page breaks should occur for printing. Get the break‑before, break‑after, and break‑inside CSS.
Generate a random developer‑themed motivational (or demotivational) poster image using pure CSS. Fresh inspiration for your coffee break.
Compare different insulated containers by their ice retention time based on ambient temperature. Help choose the right bottle for a hot hike.
Plan a party or event budget by category (venue, food, decorations). See total and cost per guest. Export summary.
Count total DOM nodes on the current page and show warnings if limits exceed best practices. Keep the DOM lean.
See how align‑items: baseline works in grid to align different font sizes on the same baseline. Visual guide.
Enter a full URL and get all query parameters in a clean table with decoded values. Quickly see UTM and tracking params.
Get endless 'Never Have I Ever' statements for your group. Clean and spicy modes. No installation, just pick up and play.
Place two containers side by side to see how inline‑flex differs from flex. Understand block vs inline formatting.
Simulate memory page reference strings with FIFO, LRU, and Optimal algorithms. See page fault count. OS concept demo.
A tiny tool that hooks into the console and lets you export all messages to a file. Helpful for non‑technical bug reporting.
Create circular and elliptical clip paths visually. Adjust radius and position. Copy the CSS. For avatars and masks.
Load any variable font from Google Fonts or local file and play with weight, width, slant, and custom axes. Download CSS.
Generate a printable pace band for ultra distances with mile/km splits and cumulative time. Adjust for terrain.
Click for a curated motivational quote from famous figures. Share on social media with a single tap. Uplifting.