Open Source Collaboration Tools
Collaboration tools help people coordinate work, communicate, and create shared resources across teams or communities. They address challenges such as scattered conversations, conflicting document versions, remote meetings, and unclear task ownership. Depending on the work, collaboration may happen in real time or asynchronously, and may involve text, files, code, designs, or shared workspaces. Open source options can also let organizations inspect, adapt, and operate the software according to their needs.
This area includes messaging and video conferencing, online office suites, shared boards and design editors, task coordination, and tools for working together on code or terminals. When choosing a tool, consider its maturity, license, maintenance activity, security and privacy model, hosting requirements, accessibility, and integration with existing workflows. These tools are useful for distributed teams, schools, nonprofits, businesses, and individuals who want more control over how they work together.
32 repositories · updated October 14, 2026
cccc: Coordinate Coding Agents in Persistent Groups
CCCC is a local-first orchestrator for coordinating coding agents across runtimes, machines, and groups. It provides durable message history, delivery tracking, and Web, CLI, MCP, and chat-platform controls for teams that need ongoing collaboration.
ActiveHealth 69/100
teamai-cli: Share AI Workflows Across Teams
TeamAI is a Git-backed CLI for sharing AI agent resources and team context across people, machines, and coding tools. It suits teams that want agents to use consistent skills, rules, and other shared assets without manual syncing.
NewHealth 73/100
agent-bridge: Connect Claude Code and Codex for Collaboration
AgentBridge relays messages between Claude Code and Codex in a shared local workflow, enabling in-session reviews and task handoffs. It is designed for developers who already use both tools and want them to coordinate without manual copy-paste.
ActiveHealth 37/100
background-agents: Run Coding Agents in Background Sandboxes
Background Agents is a TypeScript system for running coding agents in isolated development sandboxes, with access through a web app and team tools like Slack, GitHub, and Linear. It suits trusted organizations that want asynchronous, automatable coding work and can operate a single-tenant deployment.
ActiveHealth 51/100
AgentTeams: Coordinate Human-Supervised AI Agent Teams
AgentTeams runs multiple AI agents as coordinated workers in shared Matrix rooms, with a manager to assign work and people able to observe and intervene. It is aimed at teams that want self-hosted, auditable agent collaboration across different runtimes.
ActiveHealth 71/100
open-pencil: Design and Automate Figma Files
OpenPencil is an AI-enabled design editor that reads and writes Figma files, with desktop and web versions plus tools for scripting and collaboration. It suits designers and developers who want editable design files and automation outside a closed design platform.
ActiveHealth 69/100
officeonline: Connect Nextcloud to Office Online Server
A Nextcloud app that connects files to an on-premises Office Online Server through WOPI. It suits teams that already operate Office Online Server and want document editing from Nextcloud; Microsoft’s cloud-based Office 365 is not supported.
ActiveHealth 65/100
element-web: Use Matrix for Web and Desktop Collaboration
Element is a TypeScript client for Matrix, available in the browser and as an Electron desktop app. It suits people who want a polished interface for Matrix and teams that need to host their own web client.
ActiveHealth 83/100
DocumentServer: Host Collaborative Online Office Editors
ONLYOFFICE Docs provides self-hosted editors and viewers for documents, spreadsheets, presentations, forms, and PDFs. It suits teams and product integrators that need real-time editing embedded in a collaboration platform or application.
ActiveHealth 47/100
textrix: Create and Publish Rich-Text Articles
Textrix is a ProseMirror-based publishing editor for building Medium-style writing experiences. It combines editing and publishing, with static HTML output and support for framework-based or vanilla JavaScript apps.
InactiveHealth 22/100
docs: Collaborate on Structured Documents and Knowledge
La Suite Docs is a self-hostable collaborative editor for teams that need real-time writing and organized knowledge. It combines structured documents, subpages, and sharing, with options for public organizations, businesses, and open communities to retain control of their data.
ActiveHealth 65/100
Yoopta-Editor: Build Custom Rich-Text Editors for React
Yoopta-Editor is a TypeScript rich-text editor toolkit for React, built on Slate. Its plugin-based, headless core and optional UI components help teams create anything from a simple writing surface to a CMS-style page builder.
QuietHealth 28/100