Carbonio Mail Server

Looking for a modern and private alternative to Microsoft 365 or Google Workspace? Carbonio Mail Server is an open-source, enterprise-grade solution that gives you full control over your business email, calendars, chat, and file collaboration — all in one platform.

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Why Choose Carbonio?

✅ Self‑Hosted Email & Collaboration — Email, Calendar, Chat, Files — all in one system
✅ 100% Data Privacy — Your data stays on your own server

✅ Webmail + Mobile Access — Smooth, responsive access from any device
✅ Easy Admin Panel — Manage users, domains, storage, and monitoring from a GUI

✅ Secure & Reliable — Built-in anti-spam, antivirus, backup, and HA options
✅ Scalable — Perfect for small to large businesses and ISPs

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Our Carbonio Services

At Core-Config, we offer:

🔧 Full installation & server setup (Ubuntu-based)
🔄 Email migration from old servers or Gmail/Outlook
👥 Multi-domain & multi-user configuration
🛡️ Secure DNS, MX, SSL, firewall & backup setup
🧑‍🏫 Admin training & end-user support in Bangla & English
📆 Ongoing maintenance & monitoring (optional)

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Make your business smart with us

Save Big. Stay in Control.

No monthly per-user license fees like other cloud platforms.
With Carbonio, you own your system, reduce costs, and get enterprise-grade tools — without depending on foreign SaaS.

Ready to Take Control of Your Email?

Let’s build your private, secure email platform today.
👉 Call/WhatsApp us now or send us a message — we’ll get back within a few hours with a free consultation and pricing.
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Our Mission

Our mission is to actively pursue our vision through the relentless pursuit of excellence. We are dedicated to delivering high-quality products and services that empower individuals, support communities, and protect the planet. We aim to make a meaningful and lasting difference in the lives of people around the world.

Meet Our Talented Team

Our passionate and dedicated team brings together a diverse range of skills and expertise to deliver exceptional results. From creative visionaries to meticulous strategists, we work seamlessly together to meet and exceed our clients\’ expectations.

Farhad Hossain

CEO and Head of Sales

Md Nuruzzaman

Head of system

Md. Omar Faruque

Head of Network