What is ctxflow?

ctxflow is a tool built to help teams work together smoothly when using AI assistants like Claude Code. It solves a common problem where multiple developers working on the same project end up with conflicting code changes. Instead of each developer working in isolation, ctxflow keeps everyone in sync in real time. It uses a special git branch to share information about what each person is doing, what decisions they have made, and where potential conflicts might happen.

Benefits

The main advantage of ctxflow is that it prevents the chaos that often happens when multiple AI assistants try to edit the same codebase at once. Here are the key benefits:

• Real-Time Collaboration: Every developer can see what others are working on instantly. This stops duplicated effort and ensures everyone is on the same page.
• No Merge Conflicts: The tool is designed so that workers write to separate files based on their unique session ID. This means git rebase always works cleanly, even with many people coding at the same time.
• Zero Setup Required: The tool automatically detects your git remote and sets up the necessary connections. It also installs hooks for Claude Code without needing manual configuration.
• Works Offline: The system functions entirely offline and only syncs data when the internet is available. This makes it reliable even in environments with poor connectivity.
• Smart Warnings: If two workers try to edit the same file, the system switches to a detailed mode and warns the AI assistant about the conflict before it happens.
• Secure by Design: It includes protections against path traversal attacks, limits input size to prevent memory issues, and uses atomic file operations to keep data safe.

Use Cases

ctxflow is perfect for teams that use AI coding assistants to build software together. Here are some common scenarios where it shines:

• Team Vibe Coding: When a group of developers uses tools like Claude Code to write code together, ctxflow ensures everyone stays aligned without constant manual communication.
• Parallel Development: Multiple developers can work on different parts of the same project simultaneously without worrying about overwriting each other’s work.
• Remote Collaboration: Team members on different machines can join the same task and see each other’s progress in real time.
• Conflict Prevention: When two developers accidentally touch the same file, the system alerts them immediately, allowing them to resolve the issue before it becomes a problem.

To get started, developers need Node.js 18 or higher, Git with a configured remote, and Claude Code. Once installed, they can run the tool in their project directory, and it will handle the rest. They can start new tasks, join existing ones, or simply let the tool manage the collaboration automatically.

Pricing

ctxflow is an open-source project available on GitHub. It is free to use for personal and commercial projects. There are no hidden costs or subscription fees. Developers can clone the repository, install it using npm, and start using it immediately.

Vibes

The tool has received positive feedback from the developer community for its innovative approach to solving collaboration problems. Users appreciate how it eliminates the frustration of merge conflicts and keeps AI assistants from making conflicting changes. The ability to work offline while still syncing when online is a major plus for many teams. The security features and automatic setup process have also been highlighted as strong points by early adopters.

Additional Information

ctxflow was created by Stefano Jang and is licensed under a copyright notice from 2025. The project is hosted on GitHub and is actively maintained. It relies on a git orphan branch named ctxflow to manage synchronization between workers. The background daemon runs every five seconds by default to keep the collaboration state fresh. The tool supports multiple sessions for the same user and includes robust recovery mechanisms for network disconnects or crashes.