Mahara is a user-centric Open Source ePortfolio System based on an Artefacts, Views and Groups framework.

celery is a distributed task queue framework for Django.

It is used for executing tasks asynchronously, routed to one or more worker servers, running concurrently using multiprocessing.

It is designed to solve certain problems related to running websites demanding high-availability and performance....

The publicly available frontend for Badger, a friendly, ad-free, straightforward domain name registrar.

Our frontend is pure JavaScript, open source. We welcome pull requests!

Jpcsp is the most advanced PlayStation Portable emulator, allowing you to
play your PSP games on a PC.

Even though Jpcsp is written in Java, it can already reach 100% PSP speed on a lot of commercial games... and the emulator performance is constantly increasing....

GraphicsMagick is the swiss army knife of image processing. It provides a robust collection of tools and libraries which support reading, writing, and manipulating an image in over 88 major formats including important formats like DPX, GIF, JPEG, JPEG-2000, PNG, PDF, SVG, and TIFF. GraphicsMagick supports huge images on systems that support large files, and has been tested with gigapixel-size images. GraphicsMagick can create new images on the fly, making it suitable for building dynamic Web applications. GraphicsMagick may be used to resize, rotate, sharpen, color reduce, or add special effects to an image and save the result in the same or differing image format....

Back in the early days of the web, many people learned Perl because of a wonderful Perl library called CGI. It was simple enough to get started without knowing much about the language and powerful enough to keep you going, learning by doing was much fun. While most of the techniques used are outdated now, the idea behind it is not. Mojolicious is a new attempt at implementing this idea using state of the art technology....

An image processing library for SciPy, providing I/O, filtering, morphology, transformations, measurement, annotation, color conversions, test data sets, etc.

reCAPTCHA improves the process of digitizing books by sending words that cannot be read by computers to the Web in the form of CAPTCHAs for humans to decipher. More specifically, each word that cannot be read correctly by OCR is placed on an image and used as a CAPTCHA. This is possible because most OCR programs alert you when a word cannot be read correctly....

Icecast is a streaming media server which supports Ogg audio and video, and MP3 audio streams. It can be used to create an Internet radio station or a privately running jukebox and many things in between. It is very versatile in that new formats can be added relatively easily and supports open standards for communication and interaction....

PackageKit is a D-Bus abstraction layer that allows the session user to manage packages in a secure way using a cross-distro, cross-architecture API.