Identity comes first.
Reach an identity without making a phone number the starting point.
Communication, reimagined.
From open protocols to everyday calls.
Arnacon connects people, applications, and telecom networks through an identity layer designed around you.
Arnacon is the communication infrastructure. The Arnacon app is Cellact’s showcase of what you can build with it. A shared foundation, with room for your own brand, interface and services.
Explore the developer documentation ↗Follow the chip. From the wallet foundation to the number you use every day.
The chip is a visual guide to the software architecture. LightPBX is a connected service; SecNum sits inside the Arnacon app. Applications supply their own interface and call-media implementation.
Reach an identity without making a phone number the starting point.
The protocol and integration layer support different experiences and service providers.
Decentralized identity and configurable routing, with practical connections to today’s networks.
Bring Arnacon to your computer. Link the browser from your mobile app and continue with a bigger screen.
Voice, identity, payments and confidential infrastructure.
Scroll through the products. Follow the foundation beneath each one.
Arnacon infrastructure → Arnacon app
For telecom operators, enterprises and the teams building what comes next.
Explore our services ↗Open protocols, decentralized signaling and connections to existing networks.
Communication systems built around your organization and its identities.
Bring your numbers, connect with SIP/RTP, and create your own services.
From the first architecture conversation to integration and rollout.
Keep what makes your service yours. Connect it to a shared communication foundation.
Register your organization, connect your network and define the services you offer.
Open protocols.
Practical connections.
We bring open-source engineering to telecom. From the identity underneath a call to the services people use every day — we build the connections between them.
Notes from the people building the network. Explore a block, follow an idea, read the story.
Connecting to the journal…
Browse on Arnacon ↗An application. A network. A different way to communicate.
Let’s talk ↗sales@cellact.nlCellact BV operates this website. We record basic page-view information and receive the details you choose to send through our contact form. The Arnacon application and connected services have their own privacy information.
Our website privacy notice ↗Arnacon application privacy ↗Privacy questions ↗