Retirement Calculator - Online Savings & Investment Planner
Project your retirement savings growth with monthly contributions, employer match, and CAGR. Interactive chart. Financial data stays on your device.
UD5 Toolkit
Calculate your Texas Hold'em winning chances against up to 9 opponents. Select your hand and community cards, then run a Monte Carlo simulation with thousands of trials.
Project your retirement savings growth with monthly contributions, employer match, and CAGR. Interactive chart. Financial data stays on your device.
Enter frame dimensions to perfectly place keyhole slots so the picture hangs level. Includes printable mounting template.
Find the ideal height to hang art based on wall and furniture dimensions. Follow gallery standard 57‑inch center rule.
Calculate how many bottles of puzzle glue you need based on puzzle dimensions. Save a trip to the store. Simple area math.
Enter spring constant and displacement to find force and stored energy. Visual compression.
Convert 3-digit capacitor codes (like 104, 222) to capacitance value in pF, nF, µF. Also converts back. Useful for reading tiny ceramic capacitors.
Enter container width, number of items, gap, and flex‑basis. See the resulting sizes instantly. Plan your flex layout.
Generate a random HTML/CSS card with different box model properties. Inspect and guess the size. For learners.
Select wood thickness and type (soft/hardwood) to get the recommended pocket hole screw length and jig setting. Professional joinery.
Convert torque units between Newton-meter, foot-pound, inch-pound, and more. Essential for mechanics and engineers. Instant local conversion.
Use anchor positioning to perfectly center a popover relative to its anchor. No JavaScript. See the modern approach.
Enter an amount and see a virtual stack of $100 bills with height comparison to everyday objects.
Learn how to let content extend a few pixels beyond a clip boundary with overflow‑clip‑margin. Interactive playground.
Create colorful digital sticky notes on a corkboard. Drag, edit, and delete. Notes persist in local storage. No login.
Type a password and see a bar that fills based on estimated bits of entropy. Color‑coded feedback. No storage.
Generate standard 1D barcodes including CODE128, EAN-13, and UPC-A. Download as image for product labeling or inventory. All processing happens locally.
Load images or use colors and apply all 15 CSS blend modes. Visual tester for creative effects.
Fill in your details and instantly get a clean, printable one-page resume. No sign up, no data leaves your browser.
Paste a screenshot or image, crop it, and add arrows, rectangles, and text. Essential for bug reports and tutorials.
Define password rules and see a live checklist that updates as you type. Design better password UX for your app.
Enter an IP and CIDR prefix to visually see network address, broadcast, usable range, and subnet mask conversions.
Create outlined text with the text‑stroke property. Adjust width and color. Preview and copy the CSS.
Follow along with animated crease patterns to fold a paper crane. Pause and rewind steps.
Fill in a form to generate a clean, ATS‑friendly one‑page resume. Customize sections, colors, and export as print‑ready PDF. Personal data stays in your browser.
Generate Lorem Ipsum placeholder text for your designs and mockups. Specify paragraphs, words, or bytes. Produce classic or custom dummy content instantly.
Adjust margin, border, padding, and content sizes interactively and see the rendered box model. Get the exact CSS. Teach or learn layout.
Design a tooltip that appears on hover without JavaScript. Choose positioning, arrow, and animation. Copy the clean HTML/CSS.
Create beautiful, syntax-highlighted screenshots of your code snippets. Choose themes and export as PNG. All client-side canvas rendering.
Select meal type and recommended portion to see suggested plate diameter for appealing plating. Psychology of presentation.
Use the EyeDropper API to sample a color from anywhere on your screen. Click, select, and copy the hex. No extensions needed.