Flanner is a free, open-source command-line interface (CLI) and MCP server designed to manage, version, and organize planning documentation files generated by AI agents. md) files by serving as a control point that versions every revision and links each plan to its corresponding issue in a project tracker. Flanner is intended for developers and teams who use AI assistants such as Claude Code and Codex, and integrates with the Model Context Protocol (MCP) to streamline the management of planning documents.
gitignore management to prevent plan files from being inadvertently committed to version control. Flanner provides both a CLI for project management, syncing, and status checking, and a web dashboard with markdown preview for viewing, editing, and managing plan files. All data is stored locally in a SQLite database, ensuring that no account is required and everything remains on the user's machine. The platform is configurable, allowing users to customize plan directories and git integration preferences per project.
Flanner supports integration with issue trackers, offering live two-way sync with Linear via its API, and the ability to link plan files to Jira issues for traceability. Additional integrations with platforms such as GitHub Issues and Notion are mentioned as upcoming features. The workflow includes initializing the database, creating plans via Claude or manually, tracking versions, managing and viewing plans through the UI or CLI, and collaborating by syncing files with remote organization accounts and issue trackers.
The tool is suited for solo developers, development teams, remote teams, and open-source projects, providing organized, versioned, and auditable planning documentation. Flanner is distributed under the MIT license and is available for installation via PyPI. While cloud workspaces for shared storage and expanded integrations are planned, the current offering is entirely local and free to use.
In the Autonomous agents & workflows space, flanner takes a focused approach. It focuses on managing and organizing plan files for AI assistants in a structured and automated way. flanner is an open-source project aimed at AI developers building or managing autonomous agents. The project is open source (MIT). It runs on the web and the command line.
Jayson Mulwa builds and maintains flanner, and the product first shipped in 2026. Across PulseGate's embedding index, flanner has few near neighbours, marking it as relatively distinct. Among its 5 catalogued features are plan file management, MCP integration, and markdown support. It exposes integrations via an MCP server.
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