gnoMint is a tool for easily creating and managing certification authorities. It provides fancy visualization of all the pieces of information that pertain to a CA, such as x509 certificates, CSRs, and CRLs. gnoMint is currently capable of managing a CA that emits certificates that are able to authenticate people or machines in VPNs (IPSec or other protocols), secure HTTP communications with SSL/TLS, authenticate and cipher HTTP communications through Web-client certificates, and sign or crypt email messages.
gnokii is a multisystem tool suite for mobile phones. It provides a library to communicate with a phone hiding the communication protocol. The library handles SMS, phonebook, calendar, phone calls, and other mobile phone capabilities. It supports Nokia-FBUS mobiles, AT-capable phones (most of the mobiles), as well as Symbian-based phones.
gPDFText is a text editor that opens PDF documents for ebook readers, converts the text contents into plain ASCII text, restores the original paragraphs, and removes unwanted line breaks to allow easier zooming on the reader. The text is loaded into a text editor with spell-checking support and can then be saved as a reformatted PDF in A5, B5, or original A4 size.
gtkpod is a platform independent GUI for Apple's iPod using GTK2. It allows you to import your existing iTunes database, to add songs, podcasts, video, and cover art, and to edit ID3 tags. gtkpod also features international charset support for ID3 tags, detects when adding already existing songs, displays and manages the photo database, and more.