A pixel art editor that supports animation and scripting
...Stipple Effect has a feature-rich scripting API that can be harnessed for the automation of otherwise tedious and repetitive tasks.
(The program can be purchased for a one-time payment at the link below. For those who do not have the means to pay for it, the program can be compiled from source for free. Compilation instructions are in the README of the GitHub repository.)
Look at your pixel art images without blur and zoom limitations.
The problem of other image viewing programs is, that a blur filter gets applied to the image. This works fine for high-res photos, but not for low-res pixel art. Also, zooming doesn't really work either in most programs. That's why I made this software as an alternative to the default image viewer app.
Also using the app is very simple, just open the context menu of a image and press "Open with Pixel Art Image Viewer".
Image Maker is a small Java pixel-editor. Users can load .PNG files, edit them by-the-pixel + manipulate them in various ways, and save the edited image. Images are resized as you edit them to accomodate what you draw.
A pixel art editor written in Java for Java SE and Android platforms. Supports multiple layers, grids, various tools for creating and editing pixel art. In development since June 2010.
The goal of OpenPixel is to be an open source art program geared towards creating pixel art. It is written in Java and aims to be cross-platform and expandable via plug-ins.
The Pixel Art Construction Kit is a tool that allows people to easily build isometric stuff, manipulating their little cubes as Lego(TM) blocks.
The tool is made by a lightweight core and some plugins that provide (hopefully) all the needed functions