Instant Image Slideshow - Online Local Photo Player
Select a folder of images and start a full‑screen slideshow right in your browser. Adjust interval and transition. No upload.
UD5 Toolkit
Float any video on top of other windows — test your browser's PiP support instantly.
Select a folder of images and start a full‑screen slideshow right in your browser. Adjust interval and transition. No upload.
Decode individual video frames from a local file using the VideoDecoder API. Step through frames. Cutting‑edge browser feature.
Wrap text around an irregular shape and adjust the margin and alpha threshold. Magazines layout on the web.
Select a short video and convert it to an animated WebP image for faster web loading. Adjust quality and size. Local only.
Upload one image and see it encoded in AVIF, WebP, and JPEG XL side‑by‑side. Compare quality and file size in your browser.
Upload an image and see a slider comparison of different JPEG quality levels. Find the optimal file size vs. quality trade‑off.
Resize a video by cropping to a new aspect ratio or scaling up/down. Apply and download the result. Browser‑based.
Point your camera at an object and see the dominant color in real time. Click to copy the hex. Fun tool for designers.
Generate placeholder images with custom dimensions, background color, and text. Supports SVG and raster output. Perfect for wireframing and mockups.
Convert video files between common formats using FFmpeg WASM. No upload required; all processing stays in your browser.
Upload two images and see a diff overlay highlighting the pixel differences. Adjust tolerance. For regression testing.
Simulate reduced motion preference and test your animations. Copy the media query snippet. Keep your users safe.
Downscale an image to a grid of colored `<td>` cells. Create a huge HTML pixel art. Copy the code.
Compare your image as JPEG, PNG, and WebP side by side at different quality levels. See the size savings visually.
Generate a random placeholder photo with custom dimensions. Unique greyscale images, no external service. Canvas generated.
Adjust ISO, aperture, and shutter speed sliders and see how it affects the exposure of a sample scene. Learn photography basics.
Drop a video file and instantly see its container format, codec(s), resolution, duration, and bitrate. Browser‑based, no upload.
Visualize how aperture, focal length, and subject distance affect background blur. Interactive DOF calculator.
Increase or decrease the color saturation of your photo with a slider. Preview instantly. Download the edited image. Canvas‑based.
Compare original and compressed image side‑by‑side with a slider. Choose format and quality level. Local processing.
Enter an image URL, crop it interactively, and download the result. No upload. Works with any CORS‑enabled image.
Drop a folder of images and convert all to the same format at once. Choose quality and download as ZIP. Local only.
Apply a convolution filter (blur, sharpen) using a Web Worker. See the UI stay responsive while processing. Learn multithreading in the browser.
Convert images between popular formats like PNG, JPEG, WEBP, and BMP. No quality loss on conversion when using lossless formats. Private and fast.
Add a dramatic night‑vision green tint with grain and scanlines to any image. Fun horror/military aesthetic.
Upload any image and view it as a person with deuteranopia, protanopia, or tritanopia would. Promote inclusive design.
Convert hex or RGB to CIELAB L*a*b* values. Understand perceptual lightness and color opponents. Local math.
Glue multiple images together horizontally or vertically into one long strip. Perfect for sharing comparisons. Local.
Enter the URL of any online image and extract its dominant colors or pick colors with a magnifier. No upload, cross‑origin friendly.
Upload an image at multiple widths and generate a complete <picture> or <img srcset> snippet. Modern web performance.