One‑Page Resume Builder - Online Simple CV Generator
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.
UD5 Toolkit
Fill in the form to generate your personalized commitment contract.
A habit contract is a written commitment statement where you formally declare your intention to build a specific habit. It includes clear terms, rewards for success, and consequences for failure—making you significantly more likely to follow through. Research in behavioral psychology shows that written commitments increase follow-through rates by up to 65% compared to verbal intentions alone.
They leverage commitment-consistency bias—a cognitive principle identified by psychologist Robert Cialdini. Once we make a written commitment, we feel psychological pressure to act consistently with it. Adding a penalty creates loss aversion, making the cost of failure tangible and immediate rather than abstract.
Research suggests 21 to 66 days is the sweet spot for habit formation. A 2009 study published in the European Journal of Social Psychology found that on average, it takes 66 days for a new behavior to become automatic. We recommend starting with a 30-day contract and renewing it as needed.
Yes, highly recommended. Having an accountability partner or witness dramatically increases success rates. A study by the American Society of Training and Development found that having a specific accountability partner boosts your chance of achieving a goal to 95%. Share your contract with someone you trust.
Effective rewards should be meaningful but not indulgent—something you genuinely look forward to. Effective penalties should be uncomfortable but not harmful. Popular choices include donating to a charity you dislike (the "anti-charity" method), paying a friend, or giving up a guilty pleasure for a period.
Yes, but we recommend treating modifications seriously. Any changes should be initialed and dated on the contract. The psychological power of the contract comes from its perceived permanence. Frequent changes undermine its effectiveness. Consider creating a new contract if your circumstances change significantly.
Psychologist Robert Cialdini identified this as one of the six principles of persuasion. Once we commit to something publicly and in writing, we align our future behavior to remain consistent with that commitment—even when the original motivation fades.
Nobel laureate Daniel Kahneman's research shows that humans feel losses about 2x more intensely than equivalent gains. A penalty clause in your habit contract harnesses this asymmetry—the fear of losing money or a reward is a powerful motivator.
Charles Duhigg's habit loop consists of Cue → Routine → Reward. Your contract formalizes the routine, associates it with a specific cue (time/location), and defines an explicit reward—strengthening the neurological pathway that makes habits stick.
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.
Create a passkey and authenticate using the Web Authentication API. Supports platform authenticators (TouchID, FaceID). No server.
Define password rules and see a live checklist that updates as you type. Design better password UX for your app.
Enter container width, number of items, gap, and flex‑basis. See the resulting sizes instantly. Plan your flex layout.
Find the ideal height to hang art based on wall and furniture dimensions. Follow gallery standard 57‑inch center rule.
Record your screen, application window, or browser tab directly using the Screen Capture API. Download as WebM. All local.
Create a simple 4-shaft weaving draft by clicking warp/weft threads. See plain weave, twill, satin. Educational for weavers. Local only.
Test your device's built‑in biometric (Touch ID, Face ID, Windows Hello) using the Web Authentication API. Register and verify.
Fill in your details and instantly get a clean, printable one-page resume. No sign up, no data leaves your browser.
Check current screen orientation and test the lock API. Useful for mobile web apps. Demo with code.
Create a custom cookie consent banner with text, button styles, and colors. Copy the ready‑to‑use HTML/CSS/JS snippet.
Number each line of your text sequentially. Customize start number and format. Useful for code snippets, tutorials, and document review. Private operation.
Build a .editorconfig file by setting indentation, charset, and end‑of‑line rules for your project. Keep all contributors aligned.
Create a 'SALE' or 'NEW' corner ribbon in pure CSS. Adjust colors, position, and text. Great for e‑commerce.
Change all alignment and justification values and see the flex items move. Indispensable for learning Flexbox.
Paste a screenshot or image, crop it, and add arrows, rectangles, and text. Essential for bug reports and tutorials.
Enter your hand and dealer's up card to see optimal move (hit, stand, double, split) using basic strategy. Educational casino reference.
Calculate how many bottles of puzzle glue you need based on puzzle dimensions. Save a trip to the store. Simple area math.
Open a modal and see how focus is trapped and restored. Copy the lightweight focus‑trap code. Accessible pattern.
Generate standard 1D barcodes including CODE128, EAN-13, and UPC-A. Download as image for product labeling or inventory. All processing happens locally.
Enter an IP and CIDR prefix to visually see network address, broadcast, usable range, and subnet mask conversions.
Upload an image and get a suggested alt text description using a local vision model (WASM). Improve SEO and accessibility fast.
Generate a random HTML/CSS card with different box model properties. Inspect and guess the size. For learners.
Design neumorphic elements by adjusting box‑shadow parameters. Real‑time preview and CSS output. For modern soft UI interfaces.
Design a custom focus indicator with outline, offset, and box‑shadow. Preview on interactive elements. Copy the CSS.
Generate a React custom hook boilerplate with state, effect, and cleanup. Pick the pattern and copy.
Generate a range of tints and shades from a single hex color. Ideal for data visualization, UI design systems, and Tailwind custom palette creation. Local tool.
Paste code and generate a beautiful, syntax‑highlighted PNG image. Choose theme and window style. Shareable code pics.
See how scroll‑padding and scroll‑margin affect the position of elements when using anchor links or scroll‑snap. Visual.
Encode special characters to HTML entities or decode them back to normal text. Perfect for web developers to sanitize or reverse HTML escaping. All processing is client-side.