Images & design
Resize, edit and create images, colours and CSS.
Image Resizer
Tool: Images & designResize images to an exact width or fit them within a box, with a batch download.
Image Compressor
Tool: Images & designRe-encode an image and compare the actual file size with the original.
Colour Contrast Checker
Tool: Images & designCalculate contrast and show WCAG AA and AAA text thresholds.
Colour Format Converter
Tool: Images & designConvert a CSS colour to HEX, RGB, HSL and OKLCH.
Compress image to a file size
Tool: Images & designMake a JPEG or WebP that fits a target file size, with quality and dimension adjustments.
Contact Sheet Maker
Tool: Images & designCreate a thumbnail contact sheet with filenames under each image.
CSS Easing Curve Generator
Tool: Images & designPreview a cubic-bezier curve and export the CSS timing function.
CSS Flexbox & Grid Generator
Tool: Images & designPreview a simple responsive layout and export its HTML and CSS.
CSS Gradient Generator
Tool: Images & designPreview a two-colour linear gradient and copy its CSS.
CSS Shadow Generator
Tool: Images & designPreview an adjustable box shadow and copy CSS.
Favicon & App Icon Generator
Tool: Images & designCreate PNG app icons, a multi-size ICO and manifest in one ZIP.
Fluid Typography & Clamp Generator
Tool: Images & designCalculate a CSS clamp expression between two viewport sizes.
HEIC to JPG converter
Tool: Images & designConvert HEIC photos to ordinary JPEG or PNG files locally in your browser.
Image Blur & Pixelation
Tool: Images & designVisually obscure a selected rectangular area with blur or pixelation.
Image Border & Rounded Corners
Tool: Images & designAdd a border and rounded transparent corners to an image.
Image Colour Adjustments
Tool: Images & designAdjust brightness, contrast, saturation or grayscale and export the pixels.
Image Colour Palette Extractor
Tool: Images & designExtract frequently occurring image colours as swatches and CSS variables.
Image Comparison
Tool: Images & designCompare two same-size images and download a highlighted pixel-difference image.
Image Cropper
Tool: Images & designCrop a rectangular region using pixel coordinates.
Image Format Converter
Tool: Images & designConvert static images between PNG, JPEG and WebP.
Image Metadata Inspector & Remover
Tool: Images & designInspect image properties and EXIF, then export pixels without the original EXIF fields.
Image Print Size & PPI Calculator
Tool: Images & designCalculate print dimensions from pixel dimensions and resolution.
Image Stitcher
Tool: Images & designJoin images vertically or horizontally without panorama reconstruction.
Image Tile Splitter
Tool: Images & designDivide an image into numbered rows and columns and download a ZIP.
Image Watermark
Tool: Images & designPlace a text watermark over one image or a batch.
Photo Collage Maker
Tool: Images & designArrange photographs into a cropped grid with consistent spacing.
Remove image background
Tool: Images & designAutomatically detect and remove a plain background colour, choose a colour yourself, or cut out a person. Download a transparent PNG.
Rotate & Flip Image
Tool: Images & designRotate an image and optionally mirror it horizontally or vertically.
Screenshot Annotation
Tool: Images & designAdd a caption, arrow and outlined rectangle using pixel coordinates.
Square image maker
Tool: Images & designMake a square photo with padding or a centre crop, ready for profiles, product grids and social posts.
SVG Optimizer
Tool: Images & designOptimize an SVG file locally and report its actual size change.
SVG to PNG
Tool: Images & designRasterize a self-contained SVG at the selected dimensions.
Image Resizer
Resize images to an exact width or fit them within a box, with a batch download.
Image Compressor
Re-encode an image and compare the actual file size with the original.
Colour Contrast Checker
Calculate contrast and show WCAG AA and AAA text thresholds.
Colour Format Converter
Convert a CSS colour to HEX, RGB, HSL and OKLCH.
Compress image to a file size
Make a JPEG or WebP that fits a target file size, with quality and dimension adjustments.
Contact Sheet Maker
Create a thumbnail contact sheet with filenames under each image.
CSS Easing Curve Generator
Preview a cubic-bezier curve and export the CSS timing function.
CSS Flexbox & Grid Generator
Preview a simple responsive layout and export its HTML and CSS.
CSS Gradient Generator
Preview a two-colour linear gradient and copy its CSS.
CSS Shadow Generator
Preview an adjustable box shadow and copy CSS.
Favicon & App Icon Generator
Create PNG app icons, a multi-size ICO and manifest in one ZIP.
Fluid Typography & Clamp Generator
Calculate a CSS clamp expression between two viewport sizes.
HEIC to JPG converter
Convert HEIC photos to ordinary JPEG or PNG files locally in your browser.
Image Blur & Pixelation
Visually obscure a selected rectangular area with blur or pixelation.
Image Border & Rounded Corners
Add a border and rounded transparent corners to an image.
Image Colour Adjustments
Adjust brightness, contrast, saturation or grayscale and export the pixels.
Image Colour Palette Extractor
Extract frequently occurring image colours as swatches and CSS variables.
Image Comparison
Compare two same-size images and download a highlighted pixel-difference image.
Image Cropper
Crop a rectangular region using pixel coordinates.
Image Format Converter
Convert static images between PNG, JPEG and WebP.
Image Metadata Inspector & Remover
Inspect image properties and EXIF, then export pixels without the original EXIF fields.
Image Print Size & PPI Calculator
Calculate print dimensions from pixel dimensions and resolution.
Image Stitcher
Join images vertically or horizontally without panorama reconstruction.
Image Tile Splitter
Divide an image into numbered rows and columns and download a ZIP.
Image Watermark
Place a text watermark over one image or a batch.
Photo Collage Maker
Arrange photographs into a cropped grid with consistent spacing.
Remove image background
Automatically detect and remove a plain background colour, choose a colour yourself, or cut out a person. Download a transparent PNG.
Rotate & Flip Image
Rotate an image and optionally mirror it horizontally or vertically.
Screenshot Annotation
Add a caption, arrow and outlined rectangle using pixel coordinates.
Square image maker
Make a square photo with padding or a centre crop, ready for profiles, product grids and social posts.
SVG Optimizer
Optimize an SVG file locally and report its actual size change.
SVG to PNG
Rasterize a self-contained SVG at the selected dimensions.