Telugu Typing Tools
Lekhini is a good tool for typing in Telugu. There is a goide to type telugu. It is available online. www.Lekhini.org
Telugu Operating systems
Ubuntu Linux is providing telugu operating system. Hence, It is very usefull to Telugu know users. There are so many softwares also available with telugu options in this Telugu Ubuntu OS (operating system).
Online Telugu dictionaries
There are many Telugu dictionary sites available in the web. English to Telugu online dictionary websites list.
Telugu machine translator
Sampark is a online machine translator for Hindi to Telugu, Telugu to Hindi, Tamil to Telugu and Telugu to Tamil. There are also other translators.