Available Linux programs

Vocoder

Soundtool for manipulation of human voices. Available as a standalone program with GUI or as a LADSPA plugin. Vocoder is also part of LMMS.

Sirobot

Perl-based web fetch tool that can traverse into the tree and download files in parallel.

BackendFS

Backend driver for Z-Push, the open source ActiveSync implementation. Sync your Android or iOS contacts and appointments with your own server.

PHIL

Parsed HTML instruction language is a C++ library to render HTML/XHTML/XML/whatever templates.

appointment.pl

Script that polls MS Exchange (Outlook) calendar via IMAP and outputs the appointments to the console for display or further processing.

m2n (Mail to News Gateway)

Feeds incoming mails into a locally installed news server