What is y-change?
y-change is a Claude Code mod by nalpari that pane that shows each code change Claude makes as a diff with a beginner-friendly explanation of why. It is listed under Interface and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | nalpari |
| Repository | nalpari/claude-mods |
| Popularity | no public popularity data yet |
| Category | Interface |
| Security | Low risk (92/100) |
| Rank | #4,074 of 5,272 Claude Code mods; #1,687 in Interface |
| Last commit | 2026-10-08 |
| Hooks | 5 events |
| Sees | Edit|Write calls |
| Draws on | Pane |
Is y-change safe to install?
y-change scores 92/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 6 of 8 checks.
Mod footprints come from claude plugin validate, which lists every event a mod hooks and every API call it makes without running it.
| Check | Result |
|---|---|
| No network access | Pass |
| Starts no processes | Pass |
| Writes no files or config | Pass |
| Doesn't read environment variables | Pass |
| Only sees the events it hooks | Pass |
| Drives Claude (model calls, prompts) | Note |
| Passes claude plugin validate | Pass |
| No license detected | Note |
API calls in its code
| Call | What it means |
|---|---|
$.command.register | |
$.model.fork | drives Claude |
$.state.get | |
$.state.set | |
$.ui.close | draws interface |
$.ui.open | draws interface |
$.ui.panes | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install y-change?
- Check your Claude Code version. Mods need Claude Code 2.1.287 or later and are on by default.
claude --version
- Read its footprint. This lists every event it hooks and every API call it makes, without running it.
git clone https://github.com/nalpari/claude-mods claude plugin validate ./claude-mods/y-change
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add nalpari/claude-mods && claude plugin install y-change@claude-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs y-change for you:
Install the "y-change" Claude Code mod from https://github.com/nalpari/claude-mods/tree/main/y-change. Run claude plugin validate on it first and show me what it can access before you enable it.
More from nalpari/claude-mods
This repository has 4 Claude Code mods on MCPMods.
- context-bars: Pane that draws the session's context window as a bar chart, one bar per category (Low risk)
- task-progress: Band above the prompt that shows the progress of Claude's task list as a bar (Low risk)
- token-weather: A live forecast of the context window, drawn above the prompt: a weather icon, the fill percentage, and a chart of the l (Low risk)