SOGo is described as 'Is groupware server with a focus on scalability and open standards' and is a webmail provider in the office & productivity category. There are more than 50 alternatives to SOGo for a variety of platforms, including Web-based, Self-Hosted, Windows, Linux and Mac apps. The best SOGo alternative is Roundcube, which is both free and Open Source. Other great apps like SOGo are Mailpile, Radicale, Wrike and Baïkal.
Roundcube webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking.
Switzerland
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is funded by a large community of backers and all code related to the project is and will be released under an OSI approved Free Software license.
Versatile CalDAV and CardDAV server solution offering seamless local and remote access to calendars and contacts, supports mobile and desktop clients, and provides configurable authentication options for secured data interaction and management.
Provides project, task, and folder management, automated workflows, templates, blueprints, AI-driven work creation, resource allocation, timeline views, and integrations to centralize, visualize, and manage collaborative work across multiple teams and channels.
United States
CalDAV and CardDAV server for calendar and contact data based on PHP, SQLite/MySQL, and SabreDAV
France
EU
Transform team work habits with an intuitive platform offering customizable workflow solutions, enterprise-grade security with certifications, and features that imbue data ownership, ensuring privacy and control across global processes.
Israel
NexMail is an open-source, modern webmail client designed for self-hosted email servers. Enjoy a clean, intuitive interface with powerful features for managing your emails efficiently.
Pakistan
Smartsheet is a web-based project management, task management and work collaboration software.
United States
Simple, modern & fast web-based email client. Modest system requirements, decent performance, simple installation and upgrade, no database required. All these make RainLoop Webmail a perfect choice for your email solution.
EstoniaEU
Enterprise-level, browser-based suite for IMAP email, calendar, contacts, tasks, notes, wiki, and file management, offering syncing, shared and unlimited resources, multilingual support, customizable dashboard, and integration with mobile and external clients.
Comprehensive open source SaaS tool for managing tasks, tracking time and resources, offering user-friendly features for effective collaboration, scheduling, and meeting project deadlines efficiently.
Sri Lanka
