What is compact-keeper?
compact-keeper is a Claude Code mod by Jvrd97 that compaction without amnesia: the summarizer is told to keep your goal, constraints, decisions and paths verbatim, a card with your goal, prompts, pinned notes, edited files and open todos. It is listed under Context & memory and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | Jvrd97 |
| Repository | Jvrd97/claude-compact-keeper |
| Popularity | no public popularity data yet |
| Category | Context & memory |
| Security | Review before installing (76/100) |
| Rank | #3,655 of 5,272 Claude Code mods; #341 in Context & memory |
| License | MIT |
| Last commit | 2026-10-06 |
| Hooks | 3 events |
| Sees | compaction |
| Draws on | nothing |
Is compact-keeper safe to install?
compact-keeper scores 76/100 on the MCPMods security check: Review before installing. Things to review: writes files or config; reads environment variables. 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 files or config | Review |
| 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.now | |
$.command.register | |
$.env.get | reads env vars |
$.fs.write | writes files |
$.session.cwd | |
$.session.id | |
$.session.messages | reads the transcript |
$.store.get | keeps its own state |
$.store.set | keeps its own state |
$.ui.log | draws interface |
$.ui.toast | draws interface |
How do I install compact-keeper?
- 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/Jvrd97/claude-compact-keeper claude plugin validate ./claude-compact-keeper/.
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add Jvrd97/claude-compact-keeper && claude plugin install compact-keeper@compact-keeper
Or ask Claude to set it up
Paste this into Claude Code and it installs compact-keeper for you:
Install the "compact-keeper" Claude Code mod from https://github.com/Jvrd97/claude-compact-keeper. Run claude plugin validate on it first and show me what it can access before you enable it.