Sendium

A man wearing glasses stands in a dark room illuminated by blue light from a projector displaying code behind him, with the Sendium Open Source SMS Gateway logo in the bottom right corner.

Why We Built Sendium Open Source

At Cytech Mobile, we have spent years building messaging software for organizations that care deeply about reliability, security, and operational visibility. We also actively participate in the open-source ecosystem — not only by using it, but by contributing back to it.

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