MiniMax open-sourced the MCode Stack on October 28, 2026, releasing 17 agent skills and five checklists under the MIT license to help developers run terminal coding tasks. The release features workflows and engineering checks used internally by the MiniMax Code team, providing actionable checklists that install directly into compatible terminal coding agents without requiring GPUs.
The open-source repository includes 15 skills from Ronny and two from Jiachen, organized into five categories covering planning, tool usage, long sessions, code review, and experimentation. Notable components include the independent-review skill, which withholds the author's conversation history to prevent shared blind spots, and the long-command-check audit tool. The workflows adapt several practices from Google Engineering Practices and pair with the MCode Engineering Notes column.
Developers can install the MCode Stack by copying individual skill folders, adding the stack as a local plugin, or installing through the MiniMax Code desktop marketplace. Because the skills utilize the standard SKILL.md format, they are compatible with other supported development environments like Claude Code, offering a streamlined approach to harness engineering and agent workflows.