OProfile is a low-overhead, transparent profiler for Linux. It is capable of instruction-grain profiling of all processes, shared libraries, the kernel, and device drivers, via the hardware performance counters.

The JSTS Topology Suite is a JavaScript library of spatial predicates and functions for processing geometry conforming to the Simple Features Specification for SQL published by the Open Geospatial Consortium. JSTS Topology Suite is also a JavaScript port of the well established Java library JTS Topology Suite with a built in parser for OpenLayers geometries....

Pentadactyl is a free browser add-on for Firefox, designed to make browsing more efficient and especially more keyboard accessible. Largely inspired by the Vim text editor, the appearance and finger feel of Pentadactyl should be familiar to Vim users. Additional web-specific features, such as our ‘Hint’ mode, command interface, and key bindings to automatically follow back and forward links, make it easy to navigate without touching the mouse and give Pentadactyl a habit forming nature of its own....

In process JMX metrics exporter. Inspired by JMXTrans,

Grok is a web application framework for Python developers. It is aimed at both beginners and very experienced web developers. Grok has an emphasis on agile development. Grok is easy and powerful. Grok is based on Zope 3 technology.

system-config-printer configures a CUPS server. It uses the CUPS API (bound to Python with pycups) to do this. The communication with the server is performed using IPP. As a result, it is equally able to configure a remote CUPS server as a local one.

Official Gentoo Qt overlay,

Stripes is a presentation framework for building web applications using the latest Java technologies.

Chrome is the user interface parts of the application window that are outside of a window's content area. Toolbars, menu bars, progress bars, and window title bars are all examples of elements that are typically part of the chrome.

Light Table is a new interactive IDE that lets you modify running programs and embed anything from websites to games. It provides the real time feedback we need to not only answer questions about our code, but to understand how our programs really work.