Piano Chord Finder - Online Visual Keyboard & Notes
Click a root key and chord type (Maj, min, 7th) to see the notes highlighted on a piano keyboard. Learn chords fast.
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about:preferences. Safari allows custom shortcuts through macOS System Settings → Keyboard → App Shortcuts. For advanced users, tools like AutoHotkey (Windows) or Karabiner-Elements (Mac) provide system-wide shortcut customization.Click a root key and chord type (Maj, min, 7th) to see the notes highlighted on a piano keyboard. Learn chords fast.
Paste a URL and see the og:title, description, image, and twitter card that will be used when shared. No server needed.
Select knife type and see recommended sharpening angle. Visual guide with degree display. Perfect edge every time.
See the roving tabindex pattern in action. Use arrow keys to navigate a list. Copy the accessible JavaScript pattern.
Paste HTML and detect elements with aria‑hidden='true' that contain focusable children. An easy a11y win to fix.
Estimate monthly mortgage payments with amortization schedule. Input loan amount, interest rate, and term. All calculations performed securely on your device.
Full-featured scientific calculator with trigonometric, logarithmic, and exponential functions. Clean interface and keyboard support. No installation required.
Browse every Tailwind default color palette side by side. Click any shade to copy the hex or class. For rapid design.
Enter a chemical formula (e.g., H2O, C6H12O6) and calculate its molar mass. Handles parentheses and hydrates. Pure frontend.
Paste simple G-code and see a 2D plot. Quick check before sending to machine. Local parser.
Accurate online stopwatch with lap and split time capabilities. Start, pause, and reset. Ideal for sports and presentations. Runs natively in the browser.
Find the correct spot to drill for a heel strap button. Interactive visual guide with measurements.
View and edit ID3 tags of MP3 files, including title, artist, album, and artwork. All processing in your browser; no files uploaded.
Answer yes/no questions about color, hardness, streak, luster to narrow down common rocks and minerals.
Paste text, highlight important parts, and extract only highlights. Great for research and studying. Entirely client-side.
Select the material you're drilling into and see the recommended point angle and lip clearance. Sharpen bits correctly.
Extract the thumbnail image for any YouTube video by pasting its URL. Download in multiple resolutions (HD, SD). Simple and fast.
Paste a simple drum tab or select a pattern and hear it played. Learn drum set notation interactively.
Identify the correct spline diameter needed to replace a window screen. Visual comparison and sizing tool.
Enter a URL and see a preview of how it will appear when shared on Facebook, Twitter, LinkedIn. Detect missing tags.
Enter the initial amount, half‑life, and time to find remaining quantity. Nuclear science helper.
Build a color palette for charts that works for protanopia, deuteranopia, and grayscale. Export as array.
List of major annual meteor showers with next peak date and moon phase prediction. Stargazing planner.
Upload a small file to see each byte as a block, color-coded by value. Visualize the structure of binary data. Client-side.
Adjust recommended tire pressure for extra load or high speed. Simple reference chart.
Log medications daily with dose, time. See missed doses. Reminder for refill date. Data local.
Build a horizontal scroll‑snap container with configurable snap‑type and alignment. Perfect for image galleries.
Answer questions about fit and follow visual tests to ensure your boots are the correct size.
Enter green, yellow, gray letters from your Wordle guess and get a filtered list of possible words. Your secret weapon. Local logic only.
Look up manufacturer torque specs for lug nuts. Avoid warped rotors. Printable chart.