IceWarp vs. NethServer Comparison


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About IceWarp is a business email and collaboration platform that brings Email, Calendar, TeamChat, Conferences, Files and online Documents into one place, so IT teams get fewer tools and simpler administration. Includes: Business email on your own domain, with shared calendars, tasks and contacts TeamChat with group spaces and file sharing Video and audio Conferences with recording and webinars for up to 1,000 attendees Online Office for real-time co-editing of documents, spreadsheets and presentations File storage and sharing, plus AI assistance Web, desktop and mobile apps, and Outlook Sync Run it in the cloud with a data center of your choice, on your own servers, or as a hybrid. Built-in migration tools move users from Microsoft 365, Google Workspace and Exchange.	About Analyzes all web traffic and blocks selected websites via HTTP and even HTTPS using Squid proxy. Integrated with ClamAV antivirus and site blacklists. Multi-domain web server with ready LAMP stack. Virtual hosting allows to host multiple domain names on a single server. Based on NextCloud provides universal access to your files via the web, your computer or your mobile devices, wherever you are. Provide a private Slack-alternative with Mattermost. Open source messaging platform that enables secure team collaboration. Modern and powerful web interface based on Cockpit that simplifies common administration tasks, very easy and fast installation. Based on CentOS/RHEL, a widespread and popular server distribution, trusted by routine security updates, and rock solid stability.
Platforms Supported Windows Supported Mac Supported Linux Supported Cloud Supported On-Premises Supported iPhone Supported iPad Supported Android Supported Chromebook Supported	Platforms Supported Windows Not Supported Mac Not Supported Linux Supported Cloud Not Supported On-Premises Not Supported iPhone Not Supported iPad Not Supported Android Not Supported Chromebook Not Supported
Audience Companies of all sizes	Audience IT teams interested in a server operating system
Support Phone Support Not Supported 24/7 Live Support Supported Online Supported	Support Phone Support Not Supported 24/7 Live Support Not Supported Online Supported
API Offers API Supported	API Offers API Not Supported
Screenshots and Videos View more images or videos	Screenshots and Videos View more images or videos
Pricing $1,35/user/month Cloud or self-hosted, with a 30-day free trial. Free Version Not Supported Free Trial Supported	Pricing €48 per year Free Version Supported Free Trial Not Supported
Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software	Reviews/Ratings Overall 0.0 / 5 ease 0.0 / 5 features 0.0 / 5 design 0.0 / 5 support 0.0 / 5 This software hasn't been reviewed yet. Be the first to provide a review: Review this Software

Training Documentation Supported Webinars Supported Live Online Supported In Person Supported	Training Documentation Supported Webinars Not Supported Live Online Not Supported In Person Not Supported
Company Information IceWarp Founded: 2001 Czech Republic www.icewarp.com	Company Information NethServer www.nethserver.org
Alternatives Microsoft 365 Microsoft	Alternatives Zentyal
Kerio Connect Aurea	Hermes SEG Black Fish Networks LLC
MDaemon Email Server MDaemon Technologies	ClamAV
Google Workspace Google	CacheGuard CacheGuard Technologies
ONLYOFFICE Docs Ascensio System SIA View All	ClearOS ClearCenter View All
Categories Authentication Supported Collaboration Supported Email Clients Supported Email Hosting Supported File Sync Supported Mail Servers Supported Office Suites Supported Remote Work Supported Team Chat Supported Word Processors Supported	Categories Mail Servers Supported Operating Systems Supported
Show More Features Authentication Features Biometric Not Supported Credential Management Not Supported Knowledge-Based Authentication Not Supported Mobile Authentication Not Supported Multifactor Authentication Supported Out-of-Band Authentication Not Supported Policy Management Not Supported Self Service Portal Not Supported Single Sign On Not Supported Social Sign On Not Supported Collaboration Features Brainstorming Supported Calendar Management Supported Chat / Messaging Supported Contact Management Supported Content Management Supported Document Management Supported Project Management Not Supported Real Time Editing Supported Task Management Not Supported Version Control Supported Video Conferencing Supported Office Suites Features Calendar & Scheduling Supported Charts / Graphs Not Supported Collaboration Tools Supported File Management Not Supported PDF Supported Presentations Supported Spreadsheets Supported Text Chat Supported To-Do List / Notes Supported Web/Video Conferencing Supported Word Processing Not Supported Remote Work Features Collaboration Supported Credential Management Not Supported Electronic Signature Not Supported Employee Monitoring Not Supported Live Chat Supported Meeting Management Not Supported Project Management Not Supported Remote Access Not Supported Remote Support Not Supported Screen Sharing Supported Softphone Not Supported Task Management Not Supported Time Zone Tracking Not Supported Video Chat Supported Web Conferencing Supported Team Chat Features End-to-End Encryption (E2EE) Not Supported File Sharing Supported Groups / Channels Not Supported Payments Not Supported Search / Filter Supported Self-Destructing Messages Not Supported Stickers / GIFs Supported Threaded Discussion Supported Video Conferencing Supported Voice Calling Supported
Integrations MailRoute Supported Microsoft Outlook Supported NetForChoice Supported OpenText MailStore Server Archive Supported PCDOTS Email Converter Supported RecoveryTools Email Backup Wizard Supported Scalefusion Supported Sloneek Supported Xtraxtor Email Converter Supported ZOOK Email Backup Supported eM Client Supported Show More Integrations View All 11 Integrations	Integrations MailRoute Not Supported Microsoft Outlook Not Supported NetForChoice Not Supported OpenText MailStore Server Archive Not Supported PCDOTS Email Converter Not Supported RecoveryTools Email Backup Wizard Not Supported Scalefusion Not Supported Sloneek Not Supported Xtraxtor Email Converter Not Supported ZOOK Email Backup Not Supported eM Client Not Supported Show More Integrations
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