Best Web Free Collaboration Software

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

Open-source project management for small teams and freelancers

Open source project management that works for you, not against you

A simple and intelligent task management app to help you plan your day.

Documenting architectural decisions for better software development

Copy/paste anything over the network.

Create project documentation with Markdown

Open-source team chat organized around topic threads

Open-source no-code database and spreadsheet-database hybrid

Infinite-canvas whiteboard with a hand‑drawn sketch feel

A collaborative, markdown‑based knowledge base for growing teams

Free and open source project management software

A virtual collaborative whiteboard for drawing and brainstorming

A secure password manager for teams

A glossy Matrix collaboration client for the web

Open-source Document Lifecycle Management platform

A painless self‑hosted Git service for teams

Open-source Airtable alternative for collaborative databases

All-in-one workspace for notes and knowledge management

Safe home for all your data

AI Screenwriting Software, Without the AI Aftertaste.

Upload your desk, get roasted by AI.

Open-source collaborative wiki and documentation software

Real-time collaborative document editor