TerminusDB is an open-source graph database and document store. It is designed for collaboratively building data-intensive applications and knowledge graphs. If you want to collaborate with colleagues or build data-intensive applications, nothing will make you more productive. It is a native revision control database that is architecturally similar to Git and other distributed version control systems.
 
You can manage your data apps from the TerminusX dashboard. Curate your data, see its health, monitor metrics, and control access privileges.

TerminusDB is an open-source graph database and document store. It is designed for collaboratively building data-intensive applications and knowledge graphs. If you want to collaborate with colleagues or build data-intensive applications, nothing will make you more productive. It is a native revision control database that is architecturally similar to Git and other distributed version control systems.

TerminusDB - Open source toolkit for building collaborative applications.

LinShare is an Open Source secure file sharing application intended to cover your business security and file transfer needs. It provides support to collaborate and transfer very big files (more than 100Gb). It is self-hosted and you have control over your data. Share files among your teams, save contact lists, create deposits to allow your external contacts to upload files, and more.

LinShare - Open Source Secure Files Sharing

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. It is as an alternative to proprietary SaaS messaging, Mattermost brings all your team communication into one place, making it searchable and accessible anywhere. 
 
Mattermost is the only all-in-one solution for developers to collaborate without sacrificing security. Its integrated platform is designed around Channel-based collaboration that connects your people, processes, and tools. Kanban-style Boards make managing projects easier than ever, while Playbooks provide prescribed workflows that drive reliable and repeatable outcomes based on your team’s processes.

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle. It is as an alternative to proprietary SaaS messaging, Mattermost brings all your team communication into one place, making it searchable and accessible anywhere. 



Mattermost - Self-hosted Team Communication Service

Documize Community is an open source modern, lightweight alternative to Confluence. It is built for technical and non-technical users, Designed to unify both customer-facing and internal documentation. It supports Organization through labels, spaces and categories. 

Documize Community - Modern Confluence alternative designed for internal & external docs, built with Golang + EmberJS

Yjs is a modular building blocks for building collaborative applications like Google Docs and Figma. Yjs is a high-performance CRDT for building collaborative applications that sync automatically. It exposes its internal CRDT model as shared data types that can be manipulated concurrently. Shared types are similar to common data types like Map and Array. They can be manipulated, fire events when changes happen, and automatically merge without merge conflicts.


Yjs - Modular building blocks for building collaborative applications like Google Docs and Figma

tiptap is a headless, framework-agnostic and extendable rich text editor, based on ProseMirror. It gives you full control about every single aspect of your text editor experience. It’s headless and comes without any CSS. You are in full control over markup, styling and behaviour. tiptap works with Vanilla JavaScript and Vue.js, but it’s also possible to use it in React, Svelte and others. Real-time collaboration, syncing between different devices and working offline is supported.

tiptap - A headless, framework-agnostic and extendable rich text editor, based on ProseMirror

HedgeDoc (formerly known as CodiMD) is an open-source, web-based, self-hosted, collaborative markdown editor. You can use it to easily collaborate on notes, graphs and even presentations in real-time. All you need to do is to share your note-link to your co-workers and they’re ready to go.

HedgeDoc - The best platform to write and share markdown

Kopano Core provides the foundation for groupware messaging enabling clients such as Kopano WebApp, Kopano DeskApp, mobile and sync clients. With its modular architecture, Kopano Core enables the possibility for a variety of setup scenarios, scalable from a very low-powered system to a multi-datacenter setup providing messaging capabilities to tens of thousands of users.
 
Kopano Core provides all traditional groupware functionality with e-mail, advanced calendaring, contacts, tasks and notes. With full support for ACLs, public folders, delegation, enterprise search and much more, Kopano Core is perfectly suited for usage as messaging platform with professional needs in communication. The native implementation of MAPI allows conversion-less interoperability providing its rich feature-set to a broad range of clients, including mobile integration.

Kopano Core provides the foundation for groupware messaging enabling clients such as Kopano WebApp, Kopano DeskApp, mobile and sync clients. With its modular architecture, Kopano Core enables the possibility for a variety of setup scenarios, scalable from a very low-powered system to a multi-datacenter setup providing messaging capabilities to tens of thousands of users.

Kopano - Collaboration made easy

Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana. It's a project management tool that helps define, organize, track and manage work across teams, using a familiar kanban board view. 

Focalboard - Open source, self-hosted alternative to Trello, Notion, and Asana

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