Images & Graphics

Resize, convert and recolour images, or generate a QR code, chart or diagram. Files are read on this machine and never uploaded.

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SVG17 Colour conversion12 Resize & crop12 Photography11 Diagrams10 Palettes10 Effects10 Barcodes9 Charts8 Image analysis8 QR codes7 Colour analysis7 Format swaps7

All tools in Images & Graphics

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Create Interleaved 2 of 5 barcodes as SVG from numeric data

Radar Chart Generator

Create radar/spider charts as SVG from multi-axis data series

Color Brightness

Compute perceived brightness using the standard luminance formula

Colour analysis

Convert RGB color values to hex codes

Colour conversion

Graphviz Analyzer

Parse DOT graph definitions and extract nodes, edges

Apply a mosaic pixelation effect to images with adjustable block

Convert PNG and JPEG images to WebP format with adjustable quality

Image Histogram

Visualize the distribution of red, green, blue

Split Complementary

Calculate the two colors adjacent to the complement on the color

Exposure Calculator

Solve for aperture, shutter speed or ISO from a target exposure value, given the other two

Bulk QR Generator

Create multiple QR codes at once as an HTML grid from a list of text

Add rounded corners with transparent backgrounds to images

Rasterise SVG vector graphics to JPEG at a chosen quality and background

Code 39 Generator

Create Code 39 barcodes as SVG from uppercase alphanumeric text

Sparkline Generator

Create compact inline sparkline charts as SVG from numeric data

Color Luminance

Compute relative luminance per WCAG 2.0 standards for accessibility

Colour analysis

Hex to Color Name

Find the nearest CSS color name for any hex code

Colour conversion

ER Diagram Editor

Generate Mermaid entity-relationship diagram syntax from entities

Enhance image detail and clarity with adjustable sharpening amount

Image to Base64

Convert images to base64-encoded strings for embedding in HTML, CSS

Extract camera metadata including make, model, exposure, ISO

Calculate three evenly-spaced colors on the color wheel from any

Neutral Density Calculator

Work out the new shutter speed after adding a neutral density filter of a given number of stops

QR Code with Logo

Create QR codes as SVG with a centered logo placeholder area

Thumbnail Generator

Create smaller preview versions of images with max width and height

SVG Path Analyzer

Parse and visualize SVG path commands with detailed breakdowns

Code 128 Generator

Create Code 128 barcodes as SVG from alphanumeric text

Scatter Plot Generator

Create scatter plots as SVG from X/Y data points, with optional labels

Compute the complementary inverse of any hex, RGB, or HSL color

Colour analysis

Convert hex color codes to HSL (hue, saturation, lightness) format

Colour conversion

Create box, table, tree, and flow diagrams as ASCII art

Posterize Image

Reduce the number of color levels in images for a poster-style

Image to Data URL

Convert images to data URI strings for inline embedding in HTML

Dominant Colors

Analyze images and extract the top colors using k-means clustering

Complementary Color

Calculate the opposite color on the color wheel from any hex, RGB

Shutter Angle Calculator

Convert a frame rate and shutter angle into the shutter speed a video camera needs

Create QR codes as SVG with customizable module shapes

Divide images into a grid of equal tiles by rows and columns

Reduce SVG file size by removing comments, metadata, whitespace

UPC-E Generator

Create UPC-E barcodes as SVG from 6-digit compressed codes

Transform JSON data arrays into bar, line, pie

Color Blindness Simulator

Preview how colors appear with protanopia, deuteranopia, tritanopia

Colour analysis

Convert HSL color values to RGB format

Colour conversion

Sequence Diagram Editor

Generate Mermaid sequence diagram syntax from participants

Brightness Adjuster

Increase or decrease image brightness with a -100 to 100 range

Base64 to Image

Decode base64-encoded image data back to viewable images

Strip all metadata from JPEG images to protect privacy

Analogous Colors

Generate adjacent colors on the color wheel from any hex, RGB

Hyperfocal Distance Calculator

Find the hyperfocal distance for a lens and aperture, and the near limit of what stays sharp when focused there

Create contact QR codes from name, email, phone, and address as SVG

Image Border Adder

Add solid color borders of custom width to images

SVG Pattern Generator

Create repeating patterns with dots, lines, grids, diagonals

UPC-A Generator

Create UPC-A barcodes as SVG from 11-digit product codes

Bar Chart Generator

Create horizontal or vertical bar charts as SVG from labels

Compute the perceptual distance (Delta E / CIE76) between two colors

Colour analysis

Convert hex color codes to HSV (hue, saturation, value) format

Colour conversion

Mind Map Editor

Generate Mermaid mind map syntax from a hierarchical tree of topics

Invert all colors in an image to create a negative effect

Convert WebP images to lossless PNG format

Display dimensions, file size, format, color depth

Enter any hex, RGB or HSL value and see every format conversion plus perceived brightness

Flash Guide Number Calculator

Solve for aperture or distance from a flash guide number, given the other

Create QR codes from URLs with optional text labels as SVG

Image Compressor

Reduce JPEG file size with adjustable quality from 1 to 100

SVG Color Changer

Find and replace colors in SVG source code

EAN-13 Generator

Create EAN-13 barcodes as SVG from 12-digit product codes

Line Chart Generator

Create line charts as SVG from data series with customizable colors

Contrast Checker

Calculate contrast ratio between foreground and background colors

Colour analysis

Convert CMYK print color values to RGB screen color values

Colour conversion

Edit Mermaid diagram syntax with theme and direction options

Apply a warm vintage sepia tone to images

Convert PNG images to JPEG format with adjustable quality

Compare two images pixel by pixel and highlight differences

Create progressively darker variations of any color

Depth of Field Calculator

Work out the near and far limits of sharp focus for a focal length, aperture, subject distance and sensor

QR Code Generator

Create QR codes as SVG from text or URLs with customizable size

Aspect Ratio Calculator

Calculate display ratios, GCD

Embed SVG as CSS background-image, mask-image, or content property

Data Matrix Info

Analyze Data Matrix barcode parameters including capacity

Area Chart Generator

Create smooth area charts as SVG from data series with customizable

Blend two colors together at any ratio to find the intermediate

Colour analysis

Convert RGB color values to HSL (hue, saturation, lightness) format

Colour conversion

PlantUML Analyzer

Parse PlantUML diagram syntax and extract participants, messages

Contrast Adjuster

Increase or decrease image contrast with a -100 to 100 range

Convert JPEG images to lossless PNG format with transparency support

Placeholder Image

Create placeholder images as SVG or service URLs at a chosen size, colour and caption

Palette Generator

Create harmonious color palettes using analogous, complementary

Star Trail Calculator

Find the longest exposure before stars visibly trail, by the 500 rule and the stricter NPF rule

Create WiFi network QR codes from SSID, password

Crop images to exact pixel dimensions with custom X, Y offset

Rasterize SVG vector graphics to PNG format with transparency

EAN-8 Generator

Create EAN-8 barcodes as SVG from 7-digit codes with automatic check

Pie Chart Generator

Create pie and donut charts as SVG from labeled data segments

Convert HSL color values to hex codes

Colour conversion

Gantt Chart Editor

Generate Mermaid Gantt chart syntax from project sections, tasks

Apply adjustable Gaussian blur to images

Color Picker from Image

Extract the color value at any pixel coordinate from an image

Create progressively lighter variations of any color

Field of View Calculator

Work out the horizontal, vertical and diagonal angle of view for a lens and sensor

Image Watermark

Add text watermarks to images with custom font size, color, opacity

SVG Divider Generator

Create section dividers with wave, triangle, curve, slant, zigzag

Analyze PDF417 barcode parameters including data capacity

Convert RGB screen color values to CMYK print color values

Colour conversion

Flowchart Editor

Generate Mermaid flowchart syntax from nodes and edges

Apply two-tone color effects to images using custom highlight

Gradient Generator

Create linear or radial gradient strings with custom colors

Time-lapse Calculator

Work out clip length, frame count and card space needed from a shooting interval and duration

Rotate images by any angle from 0 to 360 degrees

SVG Background Generator

Create decorative gradient backgrounds with circles, triangles

All Color Formats

Convert any color to hex, RGB, HSL, HSV, and CMYK formats

Colour conversion

Mermaid Renderer

Validate and render Mermaid diagram syntax for flowcharts

Grayscale Image

Convert color images to grayscale using luminance-weighted averaging

Random Color Generator

Generate random colors in hex, RGB, or HSL format

Crop Factor Calculator

Convert a focal length and aperture on one sensor into their full frame equivalent

Flip images horizontally or vertically with one click

SVG to Data URI

Create URL-encoded SVG data URIs that are more efficient than base64

Convert hex color codes to RGB (red, green, blue) values

Colour conversion

Megapixel Calculator

Work out megapixels, the print size at a chosen DPI, and a rough file size for an image

Crop images into perfect circles with transparent backgrounds

SVG Wave Generator

Create layered wave patterns for section backgrounds and page

Color Name to Hex

Convert CSS color names like 'coral', 'steelblue'

Colour conversion

Resize images to exact pixel dimensions or by scale percentage

SVG Sprite Generator

Combine multiple SVG icons into a single sprite sheet with symbol

SVG Blob Generator

Create organic, smooth blob shapes with Catmull-Rom spline curves

Pretty-print and indent SVG source code

SVG Avatar Generator

Create profile picture placeholders with initials

Encode SVG source code to a base64 data URL

Preview and inspect SVG graphics with dimension info and element