Keyboard Shortcut Recorder - Online Capture Combinations
Press any key combination and record the sequence. Export as JSON or human‑readable text. Perfect for documenting shortcuts.
UD5 Toolkit
Play melodies with mouse, touch, or computer keyboard. Record your tune and play it back instantly — no installation required.
Press any key combination and record the sequence. Export as JSON or human‑readable text. Perfect for documenting shortcuts.
A precise online metronome with adjustable BPM, beat emphasis, and time signature. Works offline. Essential for musicians.
Type any text and generate a printable cursive handwriting practice sheet with dotted lines. Choose font styles. Local generation.
Scale a classic homemade playdough recipe to any amount. Choose colors with safe options. Simple local calculator.
A minimalist text notepad that auto-saves to your browser's localStorage. No ads, no signup, no data leaves your device. Perfect for quick ideas.
Measure your typing speed in words per minute and accuracy. Random word prompts. Compare results over time. No data sent.
Paste an article and click to black out words, leaving a poem. Print your final creation.
Enter CMYK values and find the closest Pantone Solid Coated color. For print design reference. Client‑side lookup.
Scale a recipe to serve a crowd and calculate container sizes needed. Meal prep helper.
Log pool depth, flame height, and soot for each wick series. Quickly identify the best wick for your wax and vessel.
Hash any text using simple, fast algorithms: DJB2, SDBM, or CRC32. Get integer or hex. For quick lookups. Local.
Write notes that are encrypted in your browser before saving to localStorage. Only accessible with your passphrase.
Generate a BLAKE3 hash of any text or file. Extremely fast. Perfect for checksums and content addressing. Local.
A GUI to manage all keys in your browser's localStorage. Add, delete, edit, and export data. Debug progressive web apps.
Render Markdown and copy the formatted output as rich text to paste directly into Word or Google Docs.
Log initial wheel diameter and after some cuts to see wear rate and estimate remaining life. Made for metalworking and hobbyists.
Experiment with the Async Clipboard API: read/write text and images from the clipboard. Verify permissions and see demo code.
Paste HTML and copy the formatted rich text to your clipboard. Paste directly into Word or Google Docs with styles intact.
Parse a JSON array and generate SQL INSERT or UPDATE statements. Perfect for data migration. Client‑side only.
Create a breadcrumb schema for your website. Fill in the pages and get the ready‑to‑paste JSON‑LD snippet for rich results.
Perform arithmetic on fractions and get simplified results. Handles mixed numbers and improper fractions. Step-by-step display. Educational and precise.
Enter starting room temp, target temp, and method to see how many minutes to chill your wine perfectly.
Add items with category, color, season. Plan outfits. Drag and drop. Stored locally.
View, edit, and manage JSON objects saved in your browser's localStorage. Delete, export, or import keys. No setup.
Create gradient‑filled text with the background‑clip property. Choose linear or radial gradients. Get the CSS. Modern typography.
Enter a component name and get a basic Vue 3 Single File Component template with script setup. Fast scaffolding.
Select color bands to decode a resistor's value, tolerance, and temperature coefficient. Essential for anyone working with electronics hardware.
Design simple text‑based labels and print them on standard Avery label sheets. Choose from common templates.
Convert comma‑separated data into a series of SQL INSERT statements. Define the table name and column order. Local.
Enter current and new loan details plus closing costs to see how many months to break even on a refinance.