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plan-change

Turn a feature request into a minimal, file-level implementation plan before any code.

The English summary is being prepared. Showing the original description.

ruvnet/ultrasonic

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Files included (1)

SKILL.md463 B

SKILL.md (original)

Review the instructions the agent will receive before you install.

plan-change

Produce an implementation plan for a requested change.

Restate the goal in one sentence.
List the files to touch and why.
Name the smallest interface that satisfies it.
Flag anything that ripples beyond three files or widens a permission.

Hand the plan to the implementer; do not write code in this step.

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Install

Install with a command

npx skills add https://github.com/ruvnet/ultrasonic --skill plan-change

Paste it into your terminal and run it (requires Node.js). You can choose which agents to install it for, such as Claude Code or Codex.

Ask your agent

Please install the following Agent Skill.
https://github.com/ruvnet/ultrasonic/tree/main/.harness/generated/.claude/skills/plan-change

First review SKILL.md and the bundled files and confirm there is nothing suspicious (such as sending data externally or reading credentials). Then place it in ~/.claude/skills/plan-change/ for Claude Code, or ~/.agents/skills/plan-change/ for Codex.

Send this text to Claude Code or Codex as is. It checks the contents before installing.

View source on GitHub

Repository: ruvnet/ultrasonic
Stars: 103
Forks: 38
Category: Development
License: MIT
Original language: English
Last updated: Sep 11, 2026

A skill is a set of instructions and scripts for an agent. cccskills does not guarantee that skills are safe. Review the contents before you install.