gift - Go Image Filtering Toolkit

•    Go

---

Package gift provides a set of useful image processing filters.Pure Go. No external dependencies outside of the Go standard library.

image-processing filters image go-library

imaging - Simple Go image processing package

•    Go

---

Package imaging provides basic image manipulation functions (resize, rotate, flip, crop, etc.). This package is based on the standard Go image package and works best along with it.Image manipulation functions provided by the package take any image type that implements image.Image interface as an input, and return a new image of *image.NRGBA type (32bit RGBA colors, not premultiplied by alpha).

image image-processing resize crop rotate convolution blur go-library

imaginary - Fast, simple, stateless HTTP microservice for high-level image processing with first-class support for Docker & Heroku

•    Go

---

Fast HTTP microservice written in Go for high-level image processing backed by bimg and libvips. imaginary can be used as private or public HTTP service for massive image processing with first-class support for Docker & Heroku. It's almost dependency-free and only uses net/http native package without additional abstractions for better performance.Supports multiple image operations exposed as a simple HTTP API, with additional optional features such as API token authorization, gzip compression, HTTP traffic throttle strategy and CORS support for web clients.

image image-processing resize-images libvips crop-image microservice docker watermark jpeg png webp gif go-library

Gimp - GNU Image Manipulation Program, A photoshop alternative

•    C

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GIMP is the GNU Image Manipulation Program. It has many capabilities. It can be used as a simple Paint program, with full suite of painting tools including Brush, Pencil, Airbrush, Clone, etc. It supports Photo Enhancement, Digital Retouching, Image format converter, Animation etc.

paint photoshop-alternative drawing draw-tools image image-editing graphics-editor vector

Inkscape - Vector Graphics Editor

•    C++

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Inkscape is a vector graphics editor, with capabilities similar to Illustrator, CorelDraw, or Xara X, using the W3C standard Scalable Vector Graphics (SVG) file format. It supports many advanced SVG features (markers, clones, alpha blending, etc.) and great care is taken in designing a streamlined interface. It is very easy to edit nodes, perform complex path operations, trace bitmaps and much more.

svg drawing draw-tools image image-editing graphics-editor vector-graphics

Gallery - Photo Album Organizer

•    PHP

---

Gallery is the open source web based photo album organizer. Gallery gives you an intuitive way to blend photo management seamlessly into your own website. Its features include Create Album, view Album, Photo, Slideshow, Rotate image, Rearrange photo and lot more.

photo-gallery gallery album photo-management image

blink-diff - A lightweight image comparison tool

•    Javascript

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A lightweight image comparison tool

image-diff visual-diff diff testing blink image difference compare

react-native-image-crop-picker - iOS/Android image picker with support for camera, configurable compression, multiple images and cropping

•    Objective-C

---

Android: The prop 'cropping' has been known to cause videos not to be display in the gallery on Android. Please do not set cropping to true when selecting videos.Module is creating tmp images which are going to be cleaned up automatically somewhere in the future. If you want to force cleanup, you can use clean to clean all tmp files, or cleanSingle(path) to clean single tmp file.

react react-native image video crop ios android cropping native picker multiple camera

pageres - Capture website screenshots

•    Javascript

---

Capture screenshots of websites in various resolutions. A good way to make sure your websites are responsive. It's speedy and generates 100 screenshots from 10 different websites in just over a minute. It can also be used to render SVG images.See pageres-cli for the command-line tool.

page website site web url resolution size screenshot screenshots screengrab screen snapshot shot responsive gulpfriendly phantom phantomjs image svg render html headless capture pic picture png jpg jpeg

pageres-cli - Capture website screenshots

•    Javascript

---

Capture screenshots of websites in various resolutions. A good way to make sure your websites are responsive. It's speedy and generates 100 screenshots from 10 different websites in just over a minute. It can also be used to render SVG images.See pageres for the programmatic API and issues tracker.

cli-app cli page website site web url resolution size screenshot screenshots screengrab screen snapshot shot responsive gulpfriendly phantom phantomjs image svg render html headless capture pic picture png jpg jpeg

Ideal-Image-Slider-JS - Quite simply the ideal Image Slider in vanilla JS.

•    Javascript

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Ideal Image Slider is written in vanilla JS and has no dependancies.Next you need to include the CSS file in the <head> section of your HTML and you need to include the script before the </body> tag in your HTML. Note you can optionally include a theme CSS file in the <head> too.

ideal image slider

Nivo-Slider-jQuery - Nivo Slider - The Most Awesome jQuery Image Slider

•    Javascript

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The Nivo Slider is world renowned as the most beautiful and easy to use image slider on the market. There is literally no better way to make your website look totally stunning.WordPress Plugin: https://themeisle.com/nivo-slider/ for more info.

nivo image slider jquery jquery-plugin

lwip - Light Weight Image Processor for NodeJS

•    C

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This module provides comprehensive, fast, and simple image processing and manipulation capabilities.There are no external runtime dependencies, which means you don't have to install anything else on your system.

image buffer manipulate process resize scale rotate jpeg jpg png gif crop blur sharpen batch flip mirror border padding hue saturation lightness alpha transparency fade opacity contain cover

jspaint - 🎨 Classic MS Paint, ＲＥＶＩＶＥＤ + ✨Extras

•    Javascript

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The goal is to remake MS Paint (including its little-known features), improve on it, and to extend the types of images it can edit. So far, it does this pretty well.Ah yes, good old paint. Not the one with the ribbons or the new skeuomorphic one with the interface that can take up nearly half the screen. And sorry, not the even newer Paint 3D.

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Resemble.js - Image analysis and comparison

•    Javascript

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Analyse and compare images with Javascript and HTML5. More info & Resemble.js Demo. Compatible with Node.js.

comparison visual image diff compare html5

imagemin - Tense, nervous, minifying images?

•    Javascript

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Returns Promise<Object[]> in the format {data: Buffer, path: String}.Files to be optimized. See supported minimatch patterns.

minify imagemin buffer nodejs jpg png gif svg optimization compress image images jpeg

pica - Resize image in browser with high quality and high speed

•    Javascript

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Resize images in browser without pixelation and reasonably fast. Autoselect the best of available technologies: webworkers, webassembly, createImageBitmap, pure JS.Note. Old browsers may need Promise polyfill to work. For example, lie.

image resize scale lanczos canvas

pixelmatch - The smallest, simplest and fastest JavaScript pixel-level image comparison library

•    Javascript

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The smallest, simplest and fastest JavaScript pixel-level image comparison library, originally created to compare screenshots in tests.Features accurate anti-aliased pixels detection and perceptual color difference metrics.

image comparison diff

robotjs - Node.js Desktop Automation.

•    C

---

Node.js Desktop Automation. Control the mouse, keyboard, and read the screen.RobotJS supports Mac, Windows, and Linux.

automation gui mouse keyboard screenshot image pixel desktop robotjs screen recognition autohotkey machine learning color

create-dmg - Create a good-looking DMG for your macOS app in seconds

•    Javascript

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Imagine you have finished a macOS app, exported it from Xcode, and now want to distribute it to users. The most common way of distributing an app outside the Mac App Store is by putting it in a .dmg file. These are hard to create, especially good-looking ones. You can either pay for a GUI app where you have to customize an existing design or you can run some homebrewed Bash script and you still have to design it. This tool does everything for you, so you can play with your 🐈 instead.Discuss it on Product Hunt and Twitter.

nodejs dmg cli-app cli app disk-image create disk image mac application apple