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Ceasar is an open-source multi-frequency tone gereator for UNIX, initially Linux. By default it contains standard DTMF tones together with C5 (bluebox)
tones.
dialDTMF is a library for dialing DTMF's (it is not a DTMFtonegenerator). An example usage of the library is included which is a Pocket Contact plugin to dial telephone numbers from a PDA running the Microsoft Pocket PC platform