FastMail, founded in 1999 in Melbourne, Australia, is a veteran premium email service. Its proprietary JMAP protocol delivers real-time unified sync for email, calendar, and contacts, known for custom domains, privacy, and low-latency performance.
Tencent Enterprise Email, from Tencent (founded 1998), builds on QQ Mail's technology with deep WeChat integration. The free tier supports 50 users, making it China's most widely used business email service.
Usermin is the open-source end-user interface from the Webmin team, served on port 20000, managing email, files, and passwords without IMAP/POP3, with low resource usage for lightweight self-service panels.
SolidCP is a free, open-source Windows hosting control panel descended from Microsoft's discontinued WebsitePanel. One panel manages multiple servers, covering websites, DNS, email, and databases, with the latest stable release 1.5.1 from December 2024.
Kloxo is a free, open-source (AGPL v3) hosting control panel, formerly Lxadmin, installing on RHEL 8/9-family systems with about 130 one-click apps and switchable Apache/lighttpd and BIND/djbdns stacks, suited to budget virtual hosting.
KeyHelp is an open-source server control panel developed by German hosting provider Keyweb AG, free in the base version and EUR 9/month for Pro, supporting Ubuntu/Debian, 15+ languages and unlimited domains as a low-cost cPanel/Plesk alternative.
InterWorx is a US-developed commercial server control panel offering the NodeWorx admin and SiteWorx user interfaces, with PHP 5.6 to 8.2 support, Nginx/Apache dual engines and free Let's Encrypt SSL. Lightweight and high-performance, it suits cost-conscious small hosters.
i-MSCP is a free, open-source hosting control panel led by French developers, letting one panel manage web, mail, DNS and database servers with PHP 5.6 to 8.x support. With no license fees, it suits budget-conscious small hosters and self-hosted environments.
BlueOnyx is an Italian open-source server management panel that is free with no license fees, running on AlmaLinux/RHEL with built-in email, DNS, virtual hosting, and API.
Founded in 1997 and headquartered in Germany, GMX is one of Germany's largest free email services (part of United Internet Group), serving over 20 million active users with 65 GB free cloud storage and an integrated online office suite.
Virtualmin is an open-source virtual hosting control panel built on Webmin, created by Jamie Cameron in 2005, managing 1M+ domains with a fully featured free GPL edition and Professional from $7.50/month, an open-source alternative to cPanel.
VestaCP is an open-source lightweight hosting control panel created in 2012 under GPLv3, running on as little as 256MB RAM and bundling Nginx+Apache, DNS, mail and database management for low-spec VPS hosting.
HestiaCP is a free, open-source web hosting control panel forked from VestaCP in 2019, supporting PHP 5.6-8.3, Nginx + Apache dual engines and 50+ cloud storage backups. Lightweight and low-footprint, it suits individuals and small hosters building hosting environments on VPS.
Titan Email is a Newfold Digital (formerly Endurance International Group) brand offering custom domain business email hosting with calendar, contacts, and team collaboration features for SMBs.
Rackspace Email, from Rackspace Technology (founded 1998), specializes in Microsoft Exchange hosted email with 99.999% SLA, Fanatical Support, and compliance archiving capabilities.
Founded in 2014, MXroute is a US-based email hosting provider known for exceptional value—unlimited domains, generous storage, and SMTP relay starting at just $45/year.
Migadu is a fairly-priced email hosting service from Switzerland with an "Email Done Right" philosophy, supporting unlimited domains and unlimited aliases, billed by actual usage rather than per mailbox.
Launched in 2021 by Basecamp (Chicago, IL), HEY is a ground-up redesign of email featuring the Imbox triage system, sender Screening, and automatic tracker blocking for a radically different email experience.
DirectAdmin is a lightweight commercial hosting control panel launched by US-based JBMC Software in 2003, running on 512MB RAM with unlimited-domain licensing from $29/month, the most cost-effective cPanel alternative.
NetEase Enterprise Email, operated by NetEase (founded 1997), powers over 500 million users via its 163 Mail platform. Offers custom domain business email, anti-spam, and office suite services.
Alibaba Enterprise Email, from Alibaba Cloud (founded 2009), integrates natively with DingTalk. Built on Alibaba Cloud's global infrastructure, offering custom domain email, office suite, and cloud management.
ZPanel is a UK-origin open-source virtual hosting control panel that once delivered integrated hosting management on Windows and Linux, but the project is now discontinued and suitable only for study and legacy environments.
Sentora is a free, open-source (GPLv3) web hosting control panel, a community fork of ZPanel that manages websites, databases, DNS, and email for multiple clients from a single installation - a zero-cost option for self-hosted shared hosting.