What is fast-jev-compaction?
fast-jev-compaction is a Claude Code mod by PAVincius that verbatim Jev-guided compaction for Claude Code sessions. It is listed under Context & memory and has no public popularity data yet.
| Type | Claude code mod |
|---|---|
| Author | PAVincius |
| Repository | PAVincius/cosmos-nebuloz |
| Popularity | no public popularity data yet |
| Category | Context & memory |
| Security | Low risk (96/100) |
| Rank | #4,260 of 5,272 Claude Code mods; #400 in Context & memory |
| License | MIT |
| Last commit | 2026-10-04 |
| Hooks | 0 events |
| Sees | only the events it hooks |
| Draws on | nothing |
Is fast-jev-compaction safe to install?
fast-jev-compaction scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 7 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 |
| Doesn't drive Claude | Pass |
| Validator reported problems | Note |
| Has an open-source license | Pass |
How do I install fast-jev-compaction?
- 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/PAVincius/cosmos-nebuloz claude plugin validate ./cosmos-nebuloz/.maestri/plugins/fast-jev-compaction
- Install it. Run this in your terminal, then /reload-plugins in an open session.
claude plugin marketplace add PAVincius/cosmos-nebuloz && claude plugin install fast-jev-compaction@fast-jev-compaction
Or ask Claude to set it up
Paste this into Claude Code and it installs fast-jev-compaction for you:
Install the "fast-jev-compaction" Claude Code mod from https://github.com/PAVincius/cosmos-nebuloz/tree/main/.maestri/plugins/fast-jev-compaction. Run claude plugin validate on it first and show me what it can access before you enable it.