Apps to Real time Collaboration

Moodle is a widely adopted, open-source Learning Management System (LMS) designed to provide educators, administrators, and learners with a single, robust, and secure system to create personalized learning environments. It facilitates online learning, blended learning, and distance education with a comprehensive set of tools for course creation, delivery, and management.

LogicalDOC is a robust, web-based document management system designed to streamline the creation, sharing, and management of documents within organizations. It offers features for collaboration, workflow automation, and secure document storage.

Turtl is a secure and private note-taking, bookmarking, and document storage application. It utilizes strong client-side encryption to ensure that only you and authorized collaborators can access your sensitive information, making it ideal for managing confidential projects and data.

Restyaboard is a robust, open-source Kanban board alternative to Trello. It is designed for project management and team collaboration, offering a visual way to manage tasks, track progress, and communicate effectively.

Piggydb is an open-source web notebook application designed for building and managing knowledge bases, either individually or collaboratively. It emphasizes structured organization through hierarchical tagging and concept mapping.

Etherpad is a powerful, open-source web-based editor enabling real-time collaborative document creation and editing. Multiple users can work on the same document simultaneously, seeing each other's contributions instantly and identified by unique colors. Ideal for teams needing seamless co-authoring.

LibrePlan is a powerful, open-source web-based project management application designed to help organizations effectively plan, manage, and monitor projects. It offers robust features for task scheduling, resource allocation, collaboration, and reporting, all accessible through a standard web browser.

Wikibooks is a Wikimedia Foundation project providing free, open-content textbooks and instructional materials collaboratively written and edited by volunteers worldwide. It's a global library of user-generated educational resources.

LimeSurvey is a powerful, free, and open-source online survey application written in PHP. It supports various database backends and is distributed under the APL license. Offering extensive features for creating, distributing, and analyzing surveys, it's a flexible alternative to commercial survey tools.

Kanboard is a free and open-source Kanban project management software that streamlines task and project workflows. It offers a minimalist and visual approach to managing tasks, making it ideal for teams seeking simplicity and efficiency in their collaboration efforts.

Wekan is a free and open-source Kanban board application designed for collaborative task management. Based on the principles of Kanban, it offers a visual way to organize work, track progress, and improve workflow efficiency for individuals and teams.

Mattermost is an open-source, self-hosted platform for secure team collaboration, offering a Slack-alternative with emphasis on data control, privacy, and customizability. It provides a range of communication and project management tools for distributed and technical teams.

Tiki Wiki CMS Groupware is a free and open-source, all-in-one web-based application for collaboration and management. It combines a powerful wiki engine with comprehensive features for content management, project tracking, workflow, and office functions, making it a versatile solution for diverse organizational needs.

Trac is a mature open-source, web-based project management and bug tracking system. It integrates closely with version control systems and provides a wiki for documentation, making it a comprehensive tool for software development teams.

ONLYOFFICE is a powerful and secure office suite offering online document, spreadsheet, and presentation editors. It fosters collaboration with real-time co-editing and integrates seamlessly with various cloud storage services, providing a robust platform for both individual and team productivity.

Zotero is a free and open-source reference management software that helps users collect, organize, cite, and share their research sources. It integrates seamlessly with web browsers and word processors to streamline the research and writing process.

Simplenote is a minimalist note-taking application designed for speed and efficiency. It provides a clean interface across multiple platforms, focusing on text-based notes with robust synchronization and versioning capabilities. Ideal for capturing ideas quickly and accessing them anywhere.

Kolab Community is a comprehensive, free, and open-source groupware suite designed for collaborative work. It provides integrated email, calendar, contacts, and tasks functionalities, empowering individuals and teams to communicate and manage their data efficiently and with a strong focus on data privacy.