Open Source

Wekan

MIT

Open-source Kanban board solution offering visual task management, self-hosting capabilities, and robust security features for teams and individuals.

Worklenz

AGPL-3.0

Worklenz is a comprehensive project management platform that helps agencies organize tasks, track resources, and boost productivity.

Cinny

AGPL-3.0

Cinny offers a simple, elegant, and secure interface for Matrix-based conversations, protected by end-to-end encryption.

CryptPad

AGPL-3.0

Open-source collaboration suite offering encrypted document editing, file sharing, and team workspaces with complete privacy protection.

dDocs

AGPL-3.0

Write, organize, and collaborate in real-time with complete privacy and security. This app is an open-source, online/offline compatible, and AI-free alternative to Google Docs.

Docs

MIT

Transform document collaboration with real-time editing, version control, and secure sharing features that enhance team productivity and communication.

Element

AGPL-3.0

Open-source platform for encrypted communication, file sharing, and collaboration based on the Matrix protocol.

Excalidraw

MIT

Virtual whiteboard for sketching diagrams, flowcharts, and wireframes with a distinctive hand-drawn look. Real-time collaboration built in.

Fluxer

AGPL-3.0

Free, open-source instant messaging and VoIP platform with full Markdown support, voice/video calls, moderation tools, and self-hosting options for communities.

Jitsi

Apache-2.0

Host encrypted video conferences directly in your browser, deploy on your own servers, or integrate into applications - all with this powerful open source platform.

Mattermost

Unknown

Mattermost provides a flexible, open-source platform for secure team collaboration, designed for organizations with strict security and privacy requirements.

Mezon

Unknown

Build your own community space for gaming, chatting, and hanging out with friends worldwide. Customize your environment for the perfect social experience.

Nextcloud

AGPL-3.0

Nextcloud offers on-premises file sync, sharing and collaboration platform with advanced security and privacy features.

Stoat

Unknown

Self-hostable group chat with servers, channels, voice, and moderation tools. No ads, no data mining, built under EU privacy law.

Tldraw

Unknown

Virtual whiteboard that works instantly on any device, no signup required, with real-time multiplayer collaboration built in.

Twake Chat

AGPL-3.0

Free Matrix-based messenger with end-to-end encryption, multi-platform bridges, and on-premise deployment. Connect across 30+ networks securely.

UnInbox

Unknown

Streamline team communication with shared inboxes, unlimited email addresses, and customizable workflows. Perfect for modern businesses seeking organized email management.

Wire

GPL-3.0

A comprehensive collaboration platform offering end-to-end encrypted messaging, file sharing, and video calls with enterprise-grade security and compliance features.

Workadventure

Unknown

Create customizable virtual workspaces for remote teams to interact naturally, host events, and collaborate through spontaneous conversations and scheduled meetings.

Zulip

Apache-2.0

Zulip is an open-source team chat app that uses threaded conversations to keep communication organized and efficient for teams of all sizes.

Chobble Tickets

Unknown

Event ticketing platform with flat £50/year fee, no commission or booking charges. Open source, encrypted, self-hostable with unlimited events and tickets.

Easy!Appointments

GPL-3.0

Self-hosted appointment scheduling solution with Google Calendar sync, customizable workflows, and no monthly fees. Perfect for healthcare, salons, and service businesses.

Hi.Events

Unknown

Hi.Events is a comprehensive platform for event management and online ticket sales, offering features like QR code check-in, custom ticket types, and embeddable widgets.

Rallly

AGPL-3.0

A user-friendly, open-source tool for coordinating events and meetings without the hassle of back-and-forth emails or messages.