# Decision sheet: install an extension, or not

To be filled in before installing a plugin, a connector, a skill or a hook that does not come from you. Keep the sheet in your journal: it will tell you later why you installed it, and how to remove it.

**The extension**: ______________________ **Date**: ____ / ____ / ________

## 1. My need

- What I want to get: ______________________
- Would a simpler solution be enough? (an instruction in `CLAUDE.md`, a skill of my own): ☐ yes ☐ no, because ______________________

## 2. Who made it, and where it comes from

- Author or publisher: ______________________
- Catalog (marketplace): ☐ Anthropic official ☐ Anthropic community ☐ third-party: ______________________
- Where I read its description and its code: ______________________

## 3. What it can do

| It contains… | Yes / no | What it does on my computer |
|---|---|---|
| hooks (automatic commands) | | |
| MCP servers (connectors) | | |
| skills, commands, agents | | |
| added programs (`bin/` folder) | | |
| background tasks (monitors) or mods (code that starts by itself) | | |
| in each `SKILL.md`: a `hooks` field, an `allowed-tools` field, or a `!` followed by a command, at the start of a line or in the middle of a line | | |

After installation, `claude plugin details <name>` (typed in the terminal) shows the inventory of what the plugin contains: compare it with this sheet.

- It can read: ______________________
- It can write, send or delete: ______________________
- Automatic updates: ☐ yes ☐ no

## 4. How much it costs

- To install: ______ · To use (subscription, connected service): ______
- Weight in each session (context), if stated: ______

## 5. My decision

- ☐ I install it, for this folder only · ☐ I install it later · ☐ I don't install it
- Why: ______________________
- How to remove it: ______________________
- Review date (is it still useful?): ____ / ____ / ________

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Practical AI Course, Maxime Toulemonde (EI, sole proprietorship). For your personal use and learning; redistribution prohibited without permission. Terms: maximetoulemonde.com/formation/en/conditions-utilisation