What is skins?
skins is a Claude Code mod by hellosverre. Skins for Claude Code: tool rows that open onto their input and answer, highlighted code, diff, table, math, Mermaid and shell cards, links, folding, a usage band, a calm mode and fifteen. It is listed under Cost & usage and has 158 GitHub stars.
| Type | Claude code mod |
|---|---|
| Author | hellosverre |
| Repository | hellosverre/claude-skins |
| Popularity | 158 GitHub stars |
| Category | Cost & usage |
| Security | Review before installing (64/100) |
| Rank | #102 of 5,272 Claude Code mods; #16 in Cost & usage |
| License | MIT |
| Last commit | 2026-10-17 |
| Stars this week | +59 |
| Hooks | 14 events |
| Sees | /"^mcp__skins__design$"/ calls, classic hooks, every tool call |
| Draws on | Pane, ToolUse, ToolGroup, ToolResult, UserMessage, AssistantMessage, CommandOutput, Spinner, TurnDuration, AbovePrompt, AskUserQuestion |
Is skins safe to install?
skins scores 64/100 on the MCPMods security check: Review before installing. Things to review: sends data over the network; starts processes outside the sandbox; reads environment variables. It passed 5 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 |
|---|---|
| Sends data over the network | Review |
| Starts processes outside the sandbox | Review |
| Writes no files or config | Pass |
| Reads environment variables | Review |
| Only sees the events it hooks | Pass |
| Doesn't drive Claude | Pass |
| Passes claude plugin validate | Pass |
| Has an open-source license | Pass |
API calls in its code
| Call | What it means |
|---|---|
$.clock.after | |
$.clock.every | |
$.clock.now | |
$.clock.sleep | |
$.command.register | |
$.command.run | drives Claude |
$.config.list | |
$.env.get | reads env vars |
$.fs.read | reads files |
$.http.fetch | network requests |
$.process.run | runs processes |
$.session.cwd | |
$.session.id | |
$.session.usage | |
$.skinCode.draws | |
$.state.get | |
$.state.set | |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.tool.register | drives Claude |
$.ui.copy | draws interface |
$.ui.log | draws interface |
$.ui.open | draws interface |
$.ui.resolve | draws interface |
$.ui.toast | draws interface |
How do I install skins?
- 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/hellosverre/claude-skins claude plugin validate ./claude-skins/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add hellosverre/claude-skins && claude plugin install skins@hellosverre-mods
Or ask Claude to set it up
Paste this into Claude Code and it installs skins for you:
Install the "skins" Claude Code mod from https://github.com/hellosverre/claude-skins. Run claude plugin validate on it first and show me what it can access before you enable it.