Self-hosted projects tagged “Collaboration”

Excalidraw is an open-source collaborative whiteboard for sketching hand-drawn style diagrams, wireframes, and flowcharts with real-time sharing.

MITActively maintained

Alternative to:

Excalidraw++15

code-server runs Visual Studio Code in your browser, providing a remote development environment you can self-host on a VM or container and access from any device.

MITActively maintained

Alternative to:

Visual Studio Code+10

Open-source, privacy-focused collaborative workspace for notes, databases, kanban boards and AI-assisted writing; desktop, mobile and web clients with local-first storage.

AGPL-3.0Actively maintained

Alternative to:

Notion+19

All-in-one, privacy-focused workspace that merges docs, whiteboards and databases with real-time collaboration and multimodal AI assistance.

Actively maintained

Alternative to:

Notion+16

Open-source Airtable alternative that turns Postgres/MySQL/SQLite into a no-code spreadsheet UI with views, permissions, integrations, and REST APIs.

Actively maintained

Alternative to:

Airtable+10

Penpot is an open-source UI design and prototyping platform with real-time collaboration, design systems support, and developer-friendly inspect mode with CSS/SVG/HTML output.

MPL-2.0Actively maintained

Alternative to:

Figma+6

Open-source alternative to Jira/Linear for tasks, cycles, docs and analytics; offers cloud and self-hosted deployments.

AGPL-3.0Actively maintained

Alternative to:

Atlassian Jira+18

Gitea is a lightweight, self-hosted Git service with repositories, pull requests, issues, wiki, packages, and built-in CI/CD via Actions and runners.

Lightweight, open source self-hosted Git service designed for easy installation across platforms.

Rocket.Chat is an open-source communications platform for secure team messaging, channels, DMs, voice/video, integrations, and customer omnichannel support.

Actively maintained

Alternative to:

Rocket.Chat Cloud+19

Logseq is a privacy-first, open-source knowledge management app for networked notes, tasks, and collaboration using local Markdown or Org-mode graphs.

AGPL-3.0Actively maintained

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Roam Research+19

Outline is a fast, collaborative knowledge base for teams, featuring markdown docs, real-time editing, AI-powered search, and Slack integrations.

Actively maintained

Alternative to:

Atlassian Confluence+16

Open-source, self-hosted messaging platform for secure team collaboration with real-time chat, audio calls, screen sharing, and integrations.

Actively maintained

Alternative to:

Slack+19

Nextcloud is an open-source content collaboration platform providing file sync & share, groupware (calendar, contacts, mail), real-time office editing, chat and video conferencing.

AGPL-3.0Actively maintained

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Google Drive+19

Open-source social media scheduling tool with analytics, team collaboration, automation API, and AI-assisted content creation for multi-channel publishing.

AGPL-3.0Actively maintained

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Buffer+14

Open-source platform for AI chat, RAG, agents, and enterprise search across your team’s connected knowledge sources, compatible with hosted and local LLMs.

Actively maintained

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Onyx+19

Open source BI tool to connect to many data sources, run SQL/NoSQL queries, build visualizations and dashboards, share insights, and set alerts and scheduled refreshes.

BSD-2-ClauseActively maintained

Alternative to:

Redash+19

Huly is an open-source all-in-one platform combining project management, team chat, and collaborative documentation as an alternative to tools like Jira, Linear, Slack, and Notion.

EPL-2.0Actively maintained

Alternative to:

Linear+19

Open source project management tool with boards, tasks, templates, and team collaboration—an alternative to Trello, Asana, and Notion.

Slowing down

Alternative to:

Trello+19

Open-source team chat server with topic-based threading for focused, asynchronous, and real-time communication in distributed teams.

Apache-2.0Actively maintained

Alternative to:

Zulip Cloud+19

Neko is a self-hosted virtual browser/desktop streamed over WebRTC, enabling low-latency remote access and multi-user collaborative sessions in Docker.

Apache-2.0Actively maintained

Alternative to:

Hyperbeam+10

Teable is an Airtable alternative for building database apps with a spreadsheet UI, multiple views, real-time collaboration, and a plugin system, backed by PostgreSQL.

Actively maintained

Alternative to:

Airtable+11

Open-source Confluence/Notion alternative for team wikis and documentation with real-time editing, spaces, permissions, diagrams, and search.

AGPL-3.0Actively maintained

Alternative to:

Atlassian Confluence+17

WeKan is an open-source Kanban board app with real-time collaboration, boards/lists/cards, access controls, and multiple deployment options like Docker.

MITActively maintained

Alternative to:

Trello+19

Wagtail is an open-source CMS built on Django and Python, offering an editor-friendly admin UI, flexible content modeling with StreamField, and optional headless APIs.

BSD-3-ClauseActively maintained

Alternative to:

Adobe Experience Manager+19

Self-hosted collaborative bookmark manager with reader mode, highlights, tagging, full-text search, and automatic webpage preservation as screenshots and PDFs.

AGPL-3.0Actively maintained

Alternative to:

Linkwarden Cloud+10

BookStack is a simple documentation and wiki platform with a WYSIWYG and optional Markdown editor, full-text search, permissions, and integrated authentication.

MITActively maintained

Alternative to:

Atlassian Confluence+16

Etherpad is a web-based real-time collaborative editor with chat, rich-text formatting, and a plugin framework for customization and integrations.

Apache-2.0Actively maintained

Alternative to:

Etherpad Cloud+9

Open-source, web-based LaTeX editor for real-time collaboration, project management, and PDF compilation in the browser.

AGPL-3.0Actively maintained

Alternative to:

Overleaf

Open-source collaborative documentation and wiki platform with real-time editing, offline sync, export features and flexible self-hosting options.

MITActively maintained

Alternative to:

Notion+17