Image Gradient Overlay - Online Add Color Tint
Apply a customizable gradient overlay to any image. Perfect for banners and social media. Download the result. Local.
UD5 Toolkit
Scroll over preview to zoom the overlay image
mix-blend-mode.
mix-blend-mode: multiply; (or any other mode) to an element to blend it with its backdrop. You can also use background-blend-mode to blend multiple background images. Browser support is excellent — all modern browsers including Chrome, Firefox, Safari, and Edge support these properties. Combine with opacity and transform for creative effects.
Apply a customizable gradient overlay to any image. Perfect for banners and social media. Download the result. Local.
Upload a screenshot or image and use the magnifying glass to pick exact colors. Get hex, RGB, and HSL. Simple.
Point your camera at a barcode and decode it live. Works with multiple formats. Pure JavaScript barcode detection.
Translate HEX colors to HSL values and adjust lightness and saturation visually. Great for creating color variations in CSS design systems.
Write a compute shader in WGSL and run it in the browser. See the output on a canvas. Learn WebGPU. Real‑time compilation.
Add artificial reverb to an audio recording. Choose from small room to large hall. Wet/dry mix. Convolution‑based.
Enter any hex color and find the nearest Tailwind CSS color class. Also shows the Tailwind palette shade.
Run a countdown timer that automatically repeats for a set number of laps. Great for HIIT, study sprints, or any interval work.
View the current time in binary (BCD) format. A stylish geek clock with dot columns. Toggle between binary and decimal labels.
Watch a color sequence and click the same pattern. Gets longer each round. Test and improve your working memory. All local.
Set an alarm that rings at a specific time even if the tab is in background. Multiple alarm tones. Works offline.
See the current time displayed in binary and hexadecimal. Dark theme, full‑screen mode. A geeky desk decoration.
Display a stylish retro flip clock or Nixie tube clock in full screen. Perfect for desk presentation or decoration. Pure CSS and JS.
Generate cryptographic and checksum hashes for any text string. Supports MD5, SHA-1, SHA-256, and CRC32. All hashing runs locally for maximum privacy.
Enter two Roman numerals and add or subtract them. See the result in Roman and Arabic. A fun mental workout.
Upload an image at multiple widths and generate a complete <picture> or <img srcset> snippet. Modern web performance.
Create complex linear gradients with any number of color stops, exact angles, and length units. Live preview and CSS code.
Style underlines, overlines, and strike-throughs with colors, wavy styles, and thickness. Modern CSS text‑decoration.
Design a fully styled scrollbar with colors, width, radius, and hover effects. Supports both ::-webkit‑scrollbar and Firefox scrollbar‑width.
Create CSS clamp() values for fluid typography. Enter min and max font sizes and viewport widths. Modern responsive design.
Combine JPGs and PNGs into a single PDF. Drag to reorder pages. All processing happens locally; your files never leave your device.
Select a folder of images and start a full‑screen slideshow right in your browser. Adjust interval and transition. No upload.
Create CSS mask‑image effects with custom shapes, gradients, and SVGs. Visually see the mask applied to an image. Copy the CSS.
Paste your CSS and sort the properties of each rule alphabetically or by concentric groups. Keep your stylesheets consistent without a build step.
Select multiple images, arrange their order, and merge them into a single PDF document. Works offline in your browser.
Create a customizable checkerboard or grid background using pure CSS gradients. Adjust cell size and colors. Copy the code.
Add print styles like removing backgrounds, adding page breaks, setting margins. See print preview instantly.
Write a media query and instantly see if it matches your current viewport. Width, height, orientation, and more.
Paste your CSS and strip all `!important` declarations in one click. See a list of affected rules. Local tool.
Paste HTML/CSS snippets or enter properties to test how z‑index and stacking contexts interact. Real‑time example.