Open Source Mac Image Resizers

Converseen is a free cross-platform batch image processor for Windows, Linux, macOS, FreeBSD, and other operating systems. It allows you to convert, resize, rotate, and flip an infinite number of images with a single mouse click. Moreover, Converseen can convert an entire PDF document into a set of images with your preferred characteristics. You can choose from over 100+ formats, set the size, resolution, and the filename. Thanks to ImageMagick, the powerful image manipulation library, Converseen can handle more than 100 image formats, including DPX, EXR, GIF, JPEG, JPEG-2000, PNG, SVG, TIFF, WebP, HEIC/HEIF, and many others. Converseen is designed to be user-friendly, fast, practical, and best of all, it’s available for free!

The Image Resizer is a Python program that allows you to resize images quickly and easily. It provides a user-friendly graphical interface for selecting an image file, choosing the desired output dimensions, and saving the resized image to a specified location.

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Advanced Python image editor featuring a layer system, AI background removal, interactive tools, and live filters. Built with CustomTkinter and Pillow.

A new image viewer that has nice features suck as identifying and generating colors from your image, changing colors of your image with color adjustment and color matrix tools, crop & split image for Instagram, TIF / GIF Animated extractor, batch functions : rename, compress, resize and more

Pimagizer is a program used for resize images at the easiest way with a simple interface written with Python and GTK+3.

CAIR - Content Aware Image Resizer is a high performance, multi-threaded C++ library that performs image retargeting by seam carving. Please see http://brain.recall.googlepages.com/cair for more information.

Javafx application to resize images and add them into folders automatically. It is a powerful Cross-Platform tool for Android developers. With **Fast Image Resizer** you can: - Select the output directory, so you don't have to move the resized files. - Resize several images at once (Drag & Drop) - Select output densities (ldpi, mdpi, tvdpi, hdpi, xhdpi, xxhdpi, xxxhdpi). - Make a custom size using width and height. - Preserve the image format (jpg, png). - Select output directory (drawable or mipmap). - Delete the selected image or images. - Press to display the chosen image. - Show images' informational details (type - size - dimensions).

Batch Image Resizer is a usefull application to resize entire directories or a group of images in just a few mouse clicks. You can resize by percentage or by specifying the required size in pixels.

Free tool to resize your images in bulk.

The "Fast Image Resizer for Java Tool" has following features: resize all JPEG/JPG images of a directory, generate web galleries, store resized images in a ZIP file, add text or image watermark. The Tool is available in German and English.

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Java Image Resizer and Uploader. This is an open source Java applet which allows web app developers to provide an easy way for their users to upload properly sized images to a web server using client-side resources for expensive resizing operations.

Pycture Resizer is a little utility used to resize pictures. It supports various image formats and is written in Python. It features a nice GUI created with wxPython and file drag'n'drop. (wxPython and PIL needed)

Super Image Resizer can resize, rotate using camera data and create thumbnails for image folders. It is designed to be easy to use, can process tons of files within just a few clicks and does not need any installation process!

Wave is a PHP micro-framework that is built loosely following model-view-control architecture and factory method design pattern. It is made for web services, websites and info-systems and is built to support a native API architecture, caching, user control and smart resource management. Wave is a compact framework that does not include bloated libraries and features and is developed keeping lightweight speed and optimizations in mind. While not necessary for using Wave Framework, it comes by default with a URL and View controllers intended for building websites by solving URL requests and loading views. Mercurial and Git repositories is available for developers who are interested in following the development. Official website and documentation: http://www.waveframework.com Social networks for latest news: Google+ - http://plus.google.com/106969835456865671988 Facebook - http://www.facebook.com/waveframework Twitter - http://www.twitter.com/WWWFramework

A simplistic mass-image resizing program. Geared toward rapid functionality, and also pleasing aesthetics.

eShop Image Resizer is an application for batch resizing images with different formats and sizes to a specific resolution with specified resolution and/or background image without original image deformation. App can run on Windows,Linux & Mac (mono).

imgp is a command line image resizer and rotator for JPEG and PNG images. If you have tons of images you want to resize adaptively to a screen resolution or rotate by an angle using a single command, imgp is the utility for you. It can save a lot on storage too. Powered by multiprocessing, an intelligent adaptive algorithm, recursive operations, shell completion scripts, EXIF preservation (and more), imgp is a very flexible utility with well-documented easy to use options. imgp intends to be a stronger replacement of the Nautilus Image Converter extension, not tied to any file manager and way faster. On desktop environments (like Xfce or LxQt) which do not integrate Nautilus, imgp will save your day.