Boost was begun by members of the ISO C++ Standard committee Library Working Group to provide free peer-reviewed portable libraries to the C++ community. An additional objective is to establish "existing practice" and provide reference implementations so that the Boost libraries are suitable for eventual standardization....

Memtest86+ is an advanced memory diagnostic tool.

Based on the well-known original memtest86 written by Chris Brady, memtest86+ is a port by some members of the x86-secret team.

Mutt is a small but very powerful text-based mail client for Unix operating systems.

Though written from scratch, Mutt's initial interface was based largely on the ELM mail client. To a large extent, Mutt is still very ELM-like in presentation of information in menus (and in fact, ELM users will find it quite painless to switch as the default key bindings are identical). As development progressed, features found in other popular clients such as PINE and MUSH have been added, the result being a hybrid, or "mutt."...

Debian's PacKaGe manager,

ICO format plugin. An easy way to create your web site's favourites/shortcut/bookmark icon in Photoshop.

The goal of Gajim is to provide a full featured and easy to use Jabber client. Gajim works nicely with GNOME, but does not require it to run.

Patchutils is a small collection of programs that operate on patch files.,

Vimperator is a free browser add-on for Firefox, which makes it look and behave like the Vim text editor. It has similar key bindings, and you could call it a modal web browser, as key bindings differ according to which mode you are in.

Features vim-like key bindings, ex mode commands, hit-a-hint navigation, advanced completion of history and bookmark URLs, vim-like status bar with wget style progress bar, minimal GUI, count supported on many commands and a comprehensive help file....

GLib is the low-level core library that forms the basis of GTK+ and GNOME. It provides data structure handling for C, portability wrappers, and interfaces for such runtime functionality as an event loop, threads, dynamic loading, and an object system.

This is htop, an interactive process viewer for Linux. It is a text-mode application (for console or X terminals) and requires ncurses.