Finding Your Ideal SOGo Alternative: Top Groupware Solutions
SOGo is a powerful groupware server focused on scalability and open standards, offering a rich AJAX-based web interface and supporting native clients via CalDAV, CardDAV, and GroupDAV. It allows communities to share calendars, address books, and mails with a completely free and open-source solution for nightly builds. However, access to stable versions requires a subscription, which might lead users to seek a SOGo alternative that better fits their specific needs or budget. This article explores some of the best alternatives available for groupware, project management, and webmail.
Top SOGo Alternatives
Whether you're looking for a fully open-source solution, a robust project management suite, or a simple webmail client, these alternatives offer diverse features to help you collaborate and manage your work effectively.

monday.com
monday.com is an award-winning commercial project management tool that helps teams plan and execute projects efficiently. It's a strong SOGo alternative for those needing robust project tracking, real-time collaboration, and workflow automation, available across Mac, Windows, Web, Android, and iPhone platforms. Features include Task Management, DMS, Document sharing, Gantt-charts, and more, making it ideal for comprehensive team collaboration.

Roundcube
Roundcube webmail is a free and open-source, self-hosted browser-based IMAP client, making it an excellent SOGo alternative if your primary need is a reliable email interface. It provides full functionality similar to a desktop email client with an application-like user interface, supporting PHP and Cloudron.

Wrike
Wrike offers a Freemium Software as a Service (SaaS) solution that takes projects from initial request to tracking progress and reporting results. As a SOGo alternative, Wrike excels in end-to-end project management with features like Gantt-charts, real-time collaboration, resource scheduling, and custom templates, available on Web, Android, iPhone, and iPad.

Mailpile
Mailpile is a free and open-source, self-hosted web-mail client focused on user-friendly encryption and privacy features. For those prioritizing secure email communication and a self-hosted solution, Mailpile is a strong SOGo alternative, available on Linux and Web platforms, with support for OpenPGP and POP3.

Rainloop
Rainloop is a simple, modern, and fast free and open-source web-based email client. It's an excellent SOGo alternative for users seeking minimal system requirements, easy installation, and no database dependency. It supports Encrypted Email and can function as an Email Server, available on Web, Self-Hosted, Nextcloud, JavaScript, PHP, and Cloudron platforms.

Smartsheet
Smartsheet is a commercial web-based project management, task management, and work collaboration software. As a SOGo alternative, it provides a powerful platform for collaborative project management, featuring Gantt-charts, real-time collaboration, integrated file sharing, and export/import from Google Spreadsheets, available on Web, iPhone, and iPad.

LibrePlan
LibrePlan is a Freemium, open-source web application for project planning, monitoring, and control. This self-hosted SOGo alternative is a collaborative tool focused on Gantt-charts, real-time collaboration, and scheduling, available on Linux and Web platforms.

Teamwork
Teamwork is a Freemium work management software that helps teams deliver high-performance results. It's a comprehensive SOGo alternative for project and task management, offering features like Gantt-charts, real-time tracking, file sharing, and integrations with Box.com, Dropbox, and Google Drive. It's available as Software as a Service (SaaS) across Mac, Windows, Web, Android, iPhone, and iPad.

Baïkal
Baïkal is a free and open-source CalDAV and CardDAV server for calendar and contact data, based on PHP, SQLite/MySQL, and SabreDAV. For users specifically looking to self-host their calendar and contact sync, Baïkal is an excellent SOGo alternative, supported across Mac, Windows, Linux, Web, Android, iPhone, and various server environments like NGINX and Apache.

Collabtive
Collabtive is a free and open-source cloud-based groupware designed for easy and efficient project management. This self-hosted SOGo alternative provides features like project tracking, real-time collaboration, and to-do lists, utilizing MySQL Community Edition and PHP.

Aha!
Aha! is a commercial cloud-based Software as a Service (SaaS) solution focused on product strategy and roadmap management. While different from SOGo's core groupware functionality, it serves as a valuable alternative for teams needing strong strategic planning, CRM capabilities, task management, and team collaboration on the Web.
Ultimately, the best SOGo alternative depends on your specific requirements for collaboration, project management, email, and whether you prefer open-source, self-hosted, or commercial solutions. Explore these options to find the perfect fit for your team or community.