Dwight's
Tool Shed

Format, beautify, and validate JSON with syntax highlighting. Minify JSON and fix malformed JSON instantly.

Generate Lorem Ipsum placeholder text by paragraphs, sentences, or words. Great for wireframes and UI mockups.

Convert Markdown to HTML with a live preview. Supports GitHub Flavored Markdown — tables, checkboxes, fenced code blocks.

Generate a professional README.md for your GitHub project. Fill in your project details and get a well-structured markdown file.

Generate .gitignore files for any language, framework, or IDE. Select multiple targets and get a combined, clean .gitignore.

Convert between ASCII text and hexadecimal. Type in either panel — the other updates instantly. Supports space, comma, or 0x-prefix hex formats.

Encode text or files to Base64 and decode Base64 strings back to plaintext or binary. Supports file upload.

Build and validate CRON job expressions visually. See a human-readable description and the next 5 run times.

Generate color palettes from a base color — shades, tints, complementary, analogous, and triadic. Click to copy any value.

Create beautiful CSS linear and radial gradients visually. Add color stops, set direction, and copy the CSS code.

Convert any image file to a Base64 data URL. Useful for embedding images in CSS, HTML, or JSON without file references.

Generate QR codes for URLs, text, Wi-Fi credentials, or any data. Customize size and download as PNG.

Calculate your Body Mass Index (BMI) in metric or imperial units. Includes BMI category, ideal weight range, and health guidance.

Generate realistic fake user data for testing — names, emails, addresses, phone numbers, avatars. Export as JSON or CSV.

Calculate monthly payments, total interest, and full amortization schedule for any loan or mortgage.

Generate strong, random passwords with custom length and character sets. Includes a password strength indicator.

Set a countdown to any future date and see the exact time remaining in days, hours, minutes, and seconds.

Calculate the exact number of days, weeks, months, and years between two dates. Add or subtract time from any date.

Instantly see your screen resolution, viewport size, device pixel ratio, and color depth. Check responsive breakpoints.

Convert times between any two time zones. See current time in multiple cities worldwide using your browser's Intl API.

Slide tiles on a 4x4 grid to combine matching numbers and reach 2048. Arrow keys or swipe to play.

Tower defense with 10 levels, 7 tower types (each upgradeable 5×), boss waves, and endless mode. Build, upgrade, defend.

Flip cards and find all matching pairs. Challenge your memory with the fewest moves possible!

Watch a living world unfold — predators hunt, herds migrate, seasons turn. You are the god.

Classic snake game. Eat food to grow longer — but don't hit yourself! Use arrow keys or WASD.