Self-hosted projects tagged “Collaboration”

WriteFreely is a clean, Markdown-based publishing platform for creating minimalist blogs and communities, with ActivityPub federation and low-resource Go deployment.

AGPL-3.0Actively maintained

Alternative to:

Micro.blog+10

Open-source, self-hosted polling tool to find the best date/time with no login required.

AGPL-3.0Actively maintained

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Doodle+9

Vikunja is an open-source to-do and task management app with projects, sharing, assignments, and multiple views like list, Kanban, Gantt, and table.

AGPL-3.0Actively maintained

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Trello+19

Open-source, local-first Slack and Notion alternative combining team chat, rich docs, databases, and file management with offline-first sync and self-hosting.

Apache-2.0Actively maintained

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Notion+19

Browser-based whiteboard that doubles as a cloud development environment with terminals and in-browser editor.

Open-source localization platform with in-app translation, collaborative workflows, and APIs/CLI to manage multilingual app strings, screenshots, and translations.

KitchenOwl is a self-hosted grocery list and recipe manager with shared households, meal planning, real-time sync, and expense tracking across mobile, web, and desktop apps.

AGPL-3.0Actively maintained

Alternative to:

AnyList+6

Self-hosted travel tracker and trip planner with map-based logs, itineraries, sharing, and travel statistics; SvelteKit frontend and Django/PostGIS backend.

Actively maintained

Alternative to:

Wanderlog+3

Tailchat is an open source team chat and collaboration platform with a strong plugin system, bot integrations, multi-group workspaces, and RBAC permissions.

Apache-2.0Actively maintained

Alternative to:

Slack+14

Open-source, self-hosted social media manager for scheduling, publishing, analytics and team workflows; deploy via Docker or as a Laravel package.

MITActively maintained

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Hootsuite+13

Self-hosted media tracker to manage movies, TV shows, anime, manga, video games, and books with history, lists, calendar, imports, and multi-user support.

AGPL-3.0Actively maintained

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Trakt+6

Open-source, self-hosted task and project manager with hierarchical Areas → Projects → Tasks, smart recurring tasks, Telegram and API integrations.

MITActively maintained

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Todoist+19

Stoat is an open-source, self-hostable chat platform for communities and teams, offering text channels, permissions, moderation tools, and a web app.

Actively maintained

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Discord+13

Open-source project management and time-tracking platform with tasks, kanban boards, resource planning, time reports and analytics; available as cloud SaaS and self-hosted.

AGPL-3.0Actively maintained

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monday.com+19

An open-source WebRTC SFU that routes media for scalable multiparty video conferencing; supports Colibri XMPP/REST control, DTLS/SRTP, and Prometheus metrics.

Apache-2.0Actively maintained

Alternative to:

LiveKit Cloud+17

Openfire is an open source XMPP (Jabber) server for real-time messaging and collaboration, with a web admin console and a plugin ecosystem.

Apache-2.0Actively maintained

Alternative to:

Cisco Jabber+15

Shelf.nu is an open-source IT and equipment asset management system with QR code tagging, searchable inventory, team collaboration, and reservations to avoid double bookings.

Prebuilt Nextcloud appliance and management tools for Raspberry Pi, Odroid, VMs and LXC; includes Apache, PHP, MariaDB, Redis, web panel and backup utilities.

Actively maintained

Alternative to:

Google Drive+17

WBO is a lightweight, real-time collaborative whiteboard where multiple users can draw simultaneously, with persistent boards and optional JWT-based access control.

AGPL-3.0Actively maintained

Alternative to:

Microsoft Whiteboard+8

Loomio is a collaborative decision-making tool for group discussions, proposals, and polls, helping teams make transparent decisions asynchronously with a clear record.

AGPL-3.0Actively maintained

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Diligent Boards+16

Open-source task and chore manager for individuals and groups featuring natural-language scheduling, assignee rotation, NFC triggers, REST API, and S3-compatible storage.

AGPL-3.0Actively maintained

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Todoist+19

Self-hostable note-taking and knowledge base app with an extended Markdown editor, fast search, tagging, workspaces, sharing permissions, exports, and offline PWA support.

MITActively maintained

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Notion+19

Gitit is a wiki engine that stores pages in a git-compatible repo, uses Pandoc for markup, and runs on Happstack.

GPL-2.0Actively maintained

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Atlassian Confluence+14

Self-hosted, secure platform for file sharing, collaboration, and document management with no vendor lock-in.

AGPL-3.0Actively maintained

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Dropbox+19

Self-hosted Nextcloud Talk combines chat, video calls and webinars into one secure collaboration app.

AGPL-3.0Actively maintained

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Microsoft Teams+19

Open source groupware suite providing webmail, calendaring, address books, and shared resources via open standards like IMAP, CalDAV, and CardDAV.

GPL-2.0Actively maintained

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Microsoft Exchange Online+19

Open source agile project management tool with Scrum and Kanban boards, issue tracking, backlog planning, and team collaboration features.

MPL-2.0Slowing down

Alternative to:

Atlassian Jira+19

Self-hosted translation management platform to collaborate on localization, manage strings, and import/export translation files across common formats.

AGPL-3.0Actively maintained

Alternative to:

Crowdin+6

ownCloud Infinite Scale (oCIS) is a cloud-native file sync and share platform with WebDAV/CS3 APIs, OIDC authentication, and scalable microservice architecture.

Apache-2.0Actively maintained

Alternative to:

Google Drive+15

Indico is a web-based event management platform for meetings, lectures, workshops, and conferences, with workflows for registration, reviewing, and room booking.

MITActively maintained

Alternative to:

Cvent+14