Cyrus IMAP
Cyrus IMAP is an email, contacts and calendar server. Cyrus is free and open source.
Features:
Speed
Security
Efficiency
Search
CardDAV and CalDAV support
Robust data storage
Replication
Scalable for large installations
Flexible filtering support through Sieve
Supports antivirus and antispam toolkits
Handles deliverability: SPF, DKIM, DMARC
Extensive authentication options, through Cyrus SASL
JMAP support
Long list of supported standards
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US Signal
US Signal is an enterprise IT infrastructure and cloud solutions platform that helps organizations modernize and operate their technology environments through integrated cloud, colocation, connectivity, and managed services. Its “Operations Anywhere” approach enables businesses to deploy, manage, and protect workloads across private cloud, public cloud, edge, and on-premises environments from a unified ecosystem. It supports hybrid and multi-cloud strategies, offering migration, ongoing optimization, and workload evaluation to balance performance, security, and cost without vendor lock-in. US Signal operates strategically located nationwide data centers and a private fiber network to deliver low-latency connectivity, geographic redundancy, and compliance-ready infrastructure for mission-critical workloads. Additional capabilities include disaster recovery, backup and data protection, ransomware safeguards, and cloud communications tools.
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Delska
Delska (former DEAC European Data Center & Data Logistics Center) is a carrier-neutral data center and network provider in Northern Europe with 25 years of experience delivering reliable, personalized IT and network solutions in cloud computing, colocation, data security, network, and more. We own five data centers (one under construction, launching in 2025) in Riga and Vilnius, along with points of presence in Frankfurt and Amsterdam.
For quick IT infrastructure deployment in Riga, Vilnius and Frankfurt, we have created the self-service myDelska cloud platform. It offers fast, secure, and scalable solutions and, in the summer of 2025, along with the VM management, will also offer bare metal servers.
Delska data centers stand out for their energy efficiency, operating at PUE under 1.3 and powered entirely by green energy. Our upcoming Tier III-certified, 10 MW data center in Riga will exemplify green construction.
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Latitude.sh
Everything that you need to deploy and manage single-tenant, high-performance bare metal servers. If you are used to VMs, Latitude.sh will make you feel right at home — but with a lot more computing power. Get the speed of a dedicated physical server and the flexibility of the cloud—deploy instantly and manage your servers through the Control Panel or our powerful API. Hardware and connectivity solutions specific to your needs, while you still benefit from all the automation Latitude.sh is built on. Power your team with a robust, easy-to-use control panel, which you can use to view and change your infrastructure in real time. If you're like most of our customers, you're looking at Latitude.sh to run mission-critical services where uptime and latency are extremely important. We built our own private data center, so we know what great infrastructure looks like.
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