The Best 53 SOGo Alternatives

  • Radicale

    The Radicale Project is a complete CalDAV (calendar) and CardDAV (contact) server solution. Calendars and address books are available for both local and remote...

    Free Open Source Mac OS X Windows Linux Self-Hosted Cloudron

  • DAViCal

    DAViCal is a server for calendar sharing. It is an implementation of the CalDAV protocol which is designed for storing calendaring resources on a remote shared server.

    Free Open Source Mac OS X Windows Linux Web

  • Skylight

    Skylight puts powerful, user-friendly business management tools into your team’s hands, both in the office and on the road. Concentrate on your company’s core business...

    Freemium Web

  • mileo.io

    mileo.io is a new tool to quickly create roadmaps, keeping constant alignment of the milestones between all project team members. It has a nice tool to send email alerts...

    Freemium Web

  • OBM

    OBM is a free messaging and collaboration platform useful for just a couple to many thousands of users with strong support for mobile devices.

    Free Open Source Mac OS X Windows Linux

  • iMail

    Fast, safe, heavy mail solution. Web-client access, LAN or WAN self-hosted server, maintenance-free design. No Windows server and database server required, unlimited mail accounts, storage, attachment size, custom logo.

    Free Windows Self-Hosted

  • Splendid Bacon

    Project management software is often overkill. Splendid Bacon only kills pigs. Sorry. See what is happening in your organization and projects at a glance. It’s as...

    Free Open Source Web

  • Planning Pod

    Planning Pod is an online business and project management software app that pulls together 22 easy-to-use tools into one place ... get started today with a FREE trial.

    Commercial Web

  • Dooster.net

    Trusted by thousands of users, Dooster is an online project management and collaboration tool designed to save you from being overwhelmed by your tasks, appointments and...

    Commercial Web

  • Task Manager Pro

    For professionals who need to excel : - Master your busy work schedule - Keep your work tasks organized - Never miss a deadline - Increase your productivity - High...

    Commercial Windows Linux Android iPhone Web

  • Wedoist

    Wedoist offers beautifully simple tools to manage your collaborative projects. Nothing is easier to use: sign up, set up a project, and invite friends and colleagues...

    Commercial Web

  • JREAM Projects

    A simple web-based project management application in PHP (>5.2) for hosting on your own server/webspace. Features: manage multiple projects, user management...

    Commercial Linux

  • 92five

    92five app is self hosted (you can host it on your own server) project management web application. Projects, tasks, sub-tasks, time-sheets, to-dos, reports, timelines...

    Commercial Web