Sunset Alarm – Online Snooze Based on Tonight's Sunset Time
Set an alarm relative to today's sunset (e.g., 30 minutes before). Perfect for evening routines. Uses geolocation (optional).
UD5 Toolkit
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Set an alarm relative to today's sunset (e.g., 30 minutes before). Perfect for evening routines. Uses geolocation (optional).
Estimate arrival time with driving duration, breaks, and time zone changes. Plan your road trip precisely.
Calculate travel time by entering distance and average speed. Add rest stops duration. Get estimated arrival time. Simple travel planner.
List your debts and compare the total interest paid using avalanche vs snowball methods. Pick the best strategy.
Enter a date and location (or use GPS) to see exact golden hour and blue hour times for perfect natural light.
Estimate how long a battery will last given capacity (mAh/Wh) and load current. Also computes backup time for power banks. Quick and local.
Enter total balance and limit to see utilization percentage. See how it affects credit score bands.
Write slides in Markdown and instantly preview a web‑based presentation. Export as HTML. Pure frontend.
Calculate total work hours and pay from time-in/out entries. Supports overtime and breaks. Generate a printable timesheet. All local.
Get a random, unique superpower with a detailed description and limit. Perfect for character creation or daydreaming.
Based on home and destination time zones, suggests a light exposure/avoidance schedule to reduce jet lag. Educational tool, local only.
See how extra monthly or lump‑sum payments reduce your mortgage term and total interest. Dynamic chart. All local calculation.
Estimate curing time for UV resin based on lamp wattage and layer thickness. Avoid sticky finishes.
Record start time and track elapsed fast, symptoms, and electrolyte intake. Private, motivational timeline.
Access the Paint Timing API and display First Paint, First Contentful Paint, and Largest Contentful Paint times. Quick perf check.
Enter a URL and instantly generate a PDF version using the browser's print-to-pdf engine. Private, no upload.
Create a frosted glass card with background blur, border glow, and shadow. Adjust intensity. Copy the CSS.
Enter a URL and instantly generate a PDF version using the browser's print-to-pdf engine. Private, no upload.
List all resources loaded by the current page and their detailed timing breakdown. In‑browser waterfall.
Define a set of colors for light and dark themes. Get the CSS custom properties snippet. Toggle live.
Enter your must volume and current Brix, TA, and pH to calculate additions of sugar, acid blend, or tannin. Standard winemaking formulas.
Reset native styling on form elements with appearance: none. See before and after. Essential for custom forms.
Connect to a BLE device and read its Battery Service characteristic. See the charge level in a gauge.
Understand @layer by visually ordering style layers and seeing which rules win. Fix specificity battles. Modern CSS architecture.
Build a renovate.json file to automate dependency updates. Choose schedule, automerge, and package rules. Local.
Log shedding events, note duration, and track humidity to optimize next cycle. Healthy scales.
Swap between physical and logical properties (margin‑inline vs margin‑left). Live preview with writing‑mode. Internationalize your CSS.
Click to get a random, unique superpower with a description. Perfect for character creation or daydreaming.
Calculate flour, water, starter amounts to achieve a target loaf hydration. Adjusts for starter hydration. Instant local calculation.
See the current Service Worker registration, its state, and scope. Send 'skipWaiting' and update. PWA debug.