Sendium

The Open Source
SMS Gateway
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The countdown is over. Sendium is here!

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Scale Without Limits.
Route Without Lock-in.

Sendium, the open-source SMS gateway is here.
Unify your providers, optimize routing costs, and secure your data with a single, high-performance API.
why sendium
Sendium Open source SMS Gateway - smart routing engine

Smart Routing Engine​

Don’t let a single vendor dictate your margins. Sendium allows you to configure routing rules based on price, region, and latency. Automatically failover to the cheapest reliable provider without touching your code.

Unified API Standard

Tired of rewriting code every time you switch vendors? Integrate Sendium’s standardized API once. Swap underlying providers instantly via configuration.

Total Data Sovereignty​

Keep your customer data and message logs within your own VPC or on-premise servers. Achieve full GDPR compliance and eliminate third-party data risks. You hold the keys.

what comes next

On May 31st we released a lightweight, headless Open Source SMS Gateway designed for high-throughput routing and protocol translation. What comes next..

A flowchart titled "The Sendium release steps" showing three sequential stages: MVP released on May 31st 2026, followed by Extra OS features and functionality added, and finally Premium features released.
Find out more
Greece 2.0 - Next Generation EU Logo

The project Open Source SMS Gateway is carried out within the framework of the National Recovery and Resilience Plan Greece 2.0, funded by the European Union – NextGenerationEU. https://digitalsme.gov.gr

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