We need two things here :
A Jabber bot that supports the DICT protocol ( so we can run a bot that will serve word meanings )
A KDE 4 Plasmoid that does the same. THere is already a KDE Plasmoid that supports dict.org. But it cannot be configured to support other dictionary servers right now.
* Text To Speech
Dhvani is an Indic TTS engine. RIght now Dhvani dispatches speech using ALSA. This limits it to GNU/Linux platforms. If an SDL speech dispatcher driver can be written, then it will be easy to get it working on all platforms
Create a calendrical calculation library that will be usable from Python/C++ programs. Writing a C++/C library and writing a Python wrapper for it is enough. This can be used to display Indian calendars on Free Desktops