TortoiseHg provides a graphical tool for interacting with the distributed revision control system Mercurial. GUI support is provided for over a dozen operations, including add files, commit changes, manage ignore filter, view change log, merge, recover/rollback, edit configuration, synchronize repository, and many others. The highlight is the interactive commit tool which allows easy selection of diffs from multiple files and packaging into changesets, and which is more powerful and easier to use than available alternatives such as qct and hgct (commit-tool).

rpaf is short for reverse proxy add forward.

This is the GNU C compiler, a fairly portable optimizing compiler for C.

These are the development tools of the GNOME Desktop environment, an intuitive and attractive desktop.

IBus is an Intelligent Input Bus. It is a new input framework for the Linux OS. It provides full featured and user friendly input method user interface. It also may help developers to develop input method easily.