This C-based implementation of a High Dynamic Range (HDR) Histogram contains a subset of the functionality supported by the Java implementation.

flatzebra is a simple generic C++ game engine library supporting 2D double-buffering.

OpenJDK is a development environment for building applications, applets, and components using the Java programming language.

Flickcurl is a C library for the Flickr API, handling creating the requests, signing, token management, calling the API, marshalling request parameters and decoding responses. The library now supports 100% of the 2008-01-11 version of the API, including the functions for photo uploading, browsing, searching, adding and editing comments, groups, notes, photosets, categories, activity, blogs, favorites, places, tags and photo metadata. It also includes a program flickrdf to turn photo metadata, tags and machine tags into RDF descriptions of photos and tags.

FlightCrew is an epub validator written in C++. It is used by sigil to validate epub files, and may be generally useful for other epub creation utilities.

A prototype of the OpenGL interop library that can be used with ArrayFire. The goal of Forge is to provide high performance OpenGL visualizations for C/C++ applications that use CUDA/OpenCL.