'grep' is a utility to search for text in files; it can be used from the command line or in scripts. Even if you don't want to use it, other packages on your system probably will.

Suitable for any kind of data organization, such as Todo lists, calendars, project management, brainstorming, organizing ideas, planning, requirements gathering, presentation of information, etc.

lcrt is a Linux remote login tool. Just like ssh or telnet, but it has a GUI and can manage many connections. User can use it to save connection information such as hostname, username and, optionally, password, and auto login next time. lcrt also can clone a connected session, so user can open many connections quickly.

A battery monitor panel plugin for Xfce4, compatible with APM and ACPI, using either /proc files or the new sysfs files for recent kernels. You can use this applet to monitor your battery level and be notified when your battery reaches low and critcal levels. The applet can even be programmed to execute a command on low and critcal levels.

Dovecot is a mail server whose major goals are security and extreme reliability. It tries very hard to handle all error conditions and verify that all data is valid, making it nearly impossible to crash. It supports mbox/Maildir and its own dbox/mdbox formats, and should also be pretty fast, extensible, and portable.